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Miele DGC 6 Series Technical Information
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Miele DGC 6 Series Technical Information

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TECHNICAL INFORMATION
DGC 6xxx Combi-Steam Ovens
© 2018 Miele USA

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Summary of Contents for Miele DGC 6 Series

  • Page 1 TECHNICAL INFORMATION DGC 6xxx Combi-Steam Ovens © 2018 Miele USA...

  • Page 2: Table Of Contents

    DGC 6xxx Technical Information Table of Contents Warning and Safety Instructions ............... 9     Modification History ................... 9     Technical Data .................... 9     Layout of Electrical Components ............10     1  Optical Interface ..................... 10  2 ...
  • Page 3 DGC 6xxx Technical Information 4.5   Oven Light (1H3-2, 2H3-2) Removal ..............35   4.6   Convection Heater Temperature Limiter (3F1) Removal ........36   4.7   Bottom Heat Temperature Limiter (2F1) Removal ..........37   4.8   Cooling-Air Temperature Sensor (R30-34) Removal .......... 38   4.9  ...
  • Page 4 DGC 6xxx Technical Information 3.8   Float Stuck in Water Tank .................. 62   3.9   Fascia Panel Does Not Respond When Sensor Is Pressed ....... 62   3.10   Hoses That Are Not Food-Safe Are Being Used..........63   3.11  ...
  • Page 5 DGC 6xxx Technical Information 4.2   Heat-Flow Fan (2M2-1) Removal ................ 81   4.3   Feed Pump (M7) Removal .................. 82   4.4   Fascia Panel Position Switch (S60) Removal ............. 83   4.5   Water Container Switch (B3-17, B3-18, B3-19) Removal ........83   4.6  ...
  • Page 6 DGC 6xxx Technical Information 3.29   Diagnostic Support Cannot Establish a Connection ......... 106   3.30   Descaling Display ..................... 107   3.31   Fascia Panel Does Not Respond to Sensor Touch........... 107   4   Service ......................... 108  4.1   Settings Menu ....................108   4.2  ...
  • Page 7 DGC 6xxx Technical Information Figure 030-9: Service Panel Screws ................35  Figure 030-10: Lighting Assembly Nuts ................36  Figure 030-11: Convection Heater Temperature Limiter ..........37  Figure 030-12: Bottom Heat Temperature Limiter ............38  Figure 030-13: Cooling-Air Temperature Sensor, Heat-Flow Fan Housing and Hose ..38  Figure 030-14: Heat-Flow Fan Housing Screws .............
  • Page 8 DGC 6xxx Technical Information Figure 045-19: Screws Securing Distributors, Position Switch Mounting Bracket and Air Duct ..........................89  Figure 045-20: Roast Probe Electronic ................90  Figure 045-21: Wireless Roast Probe Test Setup ............90  Figure 060-1: M-Touch Display ..................92  Figure 060-2: Rapid Heat-Up (R13 and R15 Alternately) ..........

  • Page 9: A Warning And Safety Instructions

    DGC 6xxx Technical Information Warning and Safety Instructions  Service may only be carried out by qualified electricians and in keeping with the appropriate safety regulations.  All applicable guidelines, accident prevention rules and laws must be observed.  Before service or repair work can be started, all cables carrying power must be safely disconnected.

  • Page 10: D Layout Of Electrical Components

    DGC 6xxx Technical Information Model number DGC 6500/6600 DGC 6700/6800 DGC 6705/6805 Electrical connection (USA) Voltage 240VAC 240VAC 240VAC Output 3700W 3700W 3700W Frequency 60Hz 60Hz 60Hz Fuse Controls SensorTronic MTouch MTouch Table C-1: Appliance Information When installing the appliance in a cabinet, make sure that the cabinet and the wall can support the weight of the appliance.

  • Page 11: Electrical Components

    DGC 6xxx Technical Information Electrical Components Figure D-2: DGC 6500/6600 Top Components (B3-18) Water tank sensor (B1-2) Overflow switch (actually located next to the drain pump, not by the electronic as the illustration indicates) (B3-19) Condensate tank sensor (S60) Lift panel position switch (N1-1) Power electronic (1F1)

  • Page 12: Figure D-3: Dgc 6500/6600 Cavity And Heating Components

    DGC 6xxx Technical Information Figure D-3: DGC 6500/6600 Cavity and Heating Components (S24) Door contact switch (M8) Drain pump (1H3-2) Cavity light Roast probe socket cover (N1-2) Control electronic (M29) Pinch/drain valve (1R25, 2R25, 3R25) Steam generator heater elements (X7) Distributor (1F1-5) Steam generator temperature monitor...

  • Page 13: Figure D-4: Dgc 670X/680X Top Components

    DGC 6xxx Technical Information Figure D-4: DGC 670x/680x Top Components (B3-18) Water tank sensor (B1-2) Overflow switch (B3-19) Condensate tank sensor (N1-10) Lighting electronic (S60) Lift panel position switch (N1-1) Power electronic (1F1) Fan temperature limiter (158°F) (1M2-1) Cooling fan (1Y63, 2Y63) Inlet valves (DGC 6x05 only) (N1-6)

  • Page 14: Figure D-5: Dgc 670X/680X Cavity And Heating Components

    DGC 6xxx Technical Information Figure D-5: DGC 670x/680x Cavity and Heating Components (S24) Door contact switch (M8) Drain pump (1H3-2, 2H3-2) Oven cavity lighting (N1-2) EPB/EPZ electronic (M29) Drain valve (1R25, 2R25, 3R25) Steam generator heater elements (1X7) Distributor (X10-1) RemoteVision interface (1F1-5) Steam generator temperature limiter...

  • Page 15: Casing

    DGC 6xxx Technical Information Casing...

  • Page 16: Function

    DGC 6xxx Technical Information Function Door Contact Switch (S24) If the door is opened during a cooking cycle, the door contact switch provides a signal to the electronic and the steam generator heater elements (1R25, 2R25, 3R25) are switched off. Fault Repair CleanSteel Surface Scratched Cause:...

  • Page 17: Lid Removal

    DGC 6xxx Technical Information Lid Removal 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3. Pull out the fascia panel. 4. Open the door. 5. If applicable, remove the two retaining nuts (5.5mm) from the underside of the lid, next to the water and condensate tanks.

  • Page 18: Rear/Left Side Panel Removal

    DGC 6xxx Technical Information Figure 010-3: Right Side Panel Removal Rear/Left Side Panel Removal Note: The left side panel is combined with the rear panel. 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3.

  • Page 19: Figure 010-4: Rear/Left Side Panel Removal

    DGC 6xxx Technical Information Figure 010-4: Rear/Left Side Panel Removal Note: Some models have a spacer bar attached to the rear panel (see Figure 010- 5). For these models, remove the two T20 screws securing the spacer bar, take the spacer bar off, and then remove the two T20 screws securing the bottom of the rear panel.

  • Page 20: Door Contact Switch (S24) Removal

    DGC 6xxx Technical Information Figure 010-5: Spacer Bar on Rear Panel Door Contact Switch (S24) Removal 1. Remove the door; refer to Section 020-4.1. 2. Remove the appliance from its housing unit; see Section 010-4.1. 3. Disconnect the appliance from the power supply. 4.

  • Page 21: Figure 010-7: Cable Duct Screws

    DGC 6xxx Technical Information 2. Disconnect the appliance from the power supply. 3. Remove the lid; see Section 010-4.2. 4. Remove the rear/left side panel; refer to Section 010-4.4. 5. Pull off the black heat-flow fan hose from the cable duct. 6.

  • Page 22: Hinge Replacement

    DGC 6xxx Technical Information 8. Separate the cable duct from the appliance. 9. Release and remove the interference suppression capacitor from the cable duct. Hinge Replacement Note: Hinges are replaced in pairs. 1. Remove the door; see Section 020-4.1. 2. Disconnect the appliance from the power supply. 3.

  • Page 23: Door

    DGC 6xxx Technical Information Door...

  • Page 24: Service

    DGC 6xxx Technical Information Service Door Removal 1. Open the door wide. 2. Flip up the retaining brackets on each hinge; see Figure 020-1. Figure 020-1: Hinge Brackets 3. Close the door to the point where resistance is felt when it is almost closed.

  • Page 25: Figure 020-3: Corner Bracket

    DGC 6xxx Technical Information 3. Remove the left and right plastic corner brackets. Figure 020-3: Corner Bracket 4. Remove the holding strip with seal; see Figure 020-4. (To facilitate removal, the inner panel can be lifted up first.) Figure 020-4: Holding Strip and Seal Removal 5.

  • Page 26: Door Handle Removal

    DGC 6xxx Technical Information Figure 020-6: Middle Panel Removal Door Handle Removal 1. Remove and dismantle the door; see Sections 020-4.1 and 020-4.2. 2. Hold the door handle and remove the two retaining screws (T20); see Figure 020-7, Item 1. 3.

  • Page 27: Cavity

    DGC 6xxx Technical Information Cavity...

  • Page 28: Technical Data

    DGC 6xxx Technical Information Technical Data Heater element Convection Top (R13) Broil (R15) Bottom (R12) (R14) Power rating 1750W 1100W 800W 700W Temperature monitor 3F1 482°F 482°F 482°F 248°F (2F1) switching point Temperature monitor 1F1 158°F 158°F 158°F 158°F switching point Table 030-1: Heater Element Data Oven lights (1H3-2, 2H3-2) Voltage...

  • Page 29: Noisy Operation

    DGC 6xxx Technical Information Noisy Operation Symptom: Noisy operation. Cause: The convection fan impeller was incorrectly installed, which is causing it to rotate unevenly and therefore grate against the inner rear panel. Remedy: 1. A bushing is now in use, as well as a spacer on the fan axle. Refer to the parts CD for current part numbers.

  • Page 30: Figure 030-1: Inner Rear Panel Retaining Nuts

    DGC 6xxx Technical Information panel. See Figure 030-1. Figure 030-1: Inner Rear Panel Retaining Nuts 6. Remove the T20 screw (Figure 030-2, Item 1) securing the convection heater element (Figure 030-2, Item 2). Figure 030-2: Convection Heater Element 7. Disconnect the convection heater element spade connectors from the rear of the appliance.

  • Page 31: Top Heat/Broil Element (R13/R15) Removal

    DGC 6xxx Technical Information Figure 030-3: Convection Element Connections and Retaining Nuts Top Heat/Broil Element (R13/R15) Removal 1. Remove the door; see Section 020-4.1. 2. Remove the appliance from its housing unit; see Section 010-4.1. 3. Disconnect the appliance from the power supply. 4.

  • Page 32: Bottom Heater Element (R12) Removal

    DGC 6xxx Technical Information the appliance. See Figure 030-5, Item 1. 8. Remove the two 7mm nuts securing the top heat/broil element to the rear of the appliance, and take off the ground wire. See Figure 030-5, Item 2. Figure 030-5: Top Heat/Broil Element 9.

  • Page 33: Figure 030-6: Base Plate Screws

    DGC 6xxx Technical Information Figure 030-6: Base Plate Screws 12. Fold open the insulation (release the metal wire ties holding the insulation in place, if necessary). 13. Remove the bottom heater element retaining bracket (ten 7mm nuts). See circles, Figure 030-7.

  • Page 34: Figure 030-7: Bottom Heater Element Retaining Bracket And Temperature Sensor

    DGC 6xxx Technical Information Figure 030-7: Bottom Heater Element Retaining Bracket and Temperature Sensor 14. Remove the T20 screw securing the bottom heater element to the rear of the appliance; see Figure 030-8, Item 1. 15. Disconnect the bottom heater element spade connectors at the rear of the appliance.

  • Page 35: Bottom Heater Element Temperature Sensor (R30/22) Removal

    DGC 6xxx Technical Information Bottom Heater Element Temperature Sensor (R30/22) Removal 1. Remove the door; see Section 020-4.1. 2. Remove the appliance from its housing unit; see Section 010-4.1. 3. Disconnect the appliance from the power supply. 4. Remove the lid; see Section 010-4.2. 5.

  • Page 36: Convection Heater Temperature Limiter (3F1) Removal

    DGC 6xxx Technical Information see Figure 030-10, Item 1. Figure 030-10: Lighting Assembly Nuts 5. Remove the lighting assembly; disconnect it from the power electronic. 6. Remove the halogen bulb. Note: Before re-installing the appliance, carry out appropriate electrical safety tests.

  • Page 37: Bottom Heat Temperature Limiter (2F1) Removal

    DGC 6xxx Technical Information Figure 030-11: Convection Heater Temperature Limiter Bottom Heat Temperature Limiter (2F1) Removal 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3. Remove the lid; see Section 010-4.2. 4.

  • Page 38: Cooling-Air Temperature Sensor (R30-34) Removal

    DGC 6xxx Technical Information Figure 030-12: Bottom Heat Temperature Limiter Cooling-Air Temperature Sensor (R30-34) Removal 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3. Remove the lid; see Section 010-4.2. 4.

  • Page 39: Heat-Flow Temperature Sensor (2R30-10) Replacement

    DGC 6xxx Technical Information Heat-Flow Temperature Sensor (2R30-10) Replacement 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3. Remove the lid; see Section 010-4.2. 4. Remove the right side panel; see Section 010-4.3. 5.

  • Page 40: Figure 030-15: Heat-Flow Temperature Sensor Housing

    DGC 6xxx Technical Information Figure 030-15: Heat-Flow Temperature Sensor Housing 11. Remove the seal from the temperature sensor, and release the temperature sensor from its housing. 12. Disconnect the green-and-yellow ground wire from the temperature sensor, and then disconnect the red-and-white wiring harness from the power electronic.

  • Page 41: Roast Probe Socket (X5-8) Removal (Model-Dependent)

    DGC 6xxx Technical Information Figure 030-16: Heat-Flow Temperature Sensor Installation Note: The temperature sensor must be installed flush with the seal in the cavity interior; see Figure 030-17, Item 1. Figure 030-17: Temperature Sensor and Seal 4.10 Roast Probe Socket (X5-8) Removal (Model-Dependent) 1.

  • Page 42: Roast Probe Antenna (W17) Removal (Model-Dependent)

    DGC 6xxx Technical Information Figure 030-18: Roast Probe Socket 4.11 Roast Probe Antenna (W17) Removal (Model-Dependent) 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3. Remove the lid; see Section 010-4.2. 4.

  • Page 43: Steam Generator, Convection Fan

    DGC 6xxx Technical Information Steam Generator, Convection Fan...

  • Page 44: Technical Data

    DGC 6xxx Technical Information Technical Data Air flap motor (M28) Voltage 12VDC Power rating 0.16W Table 035-1: Air Flap Motor Data Cavity temperature sensor (1R30-10) Temperature [°F] Resistance [Ω] (in accordance with DIN EN 60751) 1000 1078 1097 1117 1194 1385 1573 1758...

  • Page 45: Steam Generator (R25)

    DGC 6xxx Technical Information Steam Generator (R25) The steam generator has three 1100W heater elements and a capacity of 110mL. This means that a very fast rise in temperature is achieved. The temperature in the empty cavity with steam cooking rises to 212°F within 5 minutes.

  • Page 46: Drain Pump

    DGC 6xxx Technical Information close the valve, the closing process is stopped after a certain time has elapsed. When the motor is activated again to open the valve, the motor operates until the microswitch is activated. The valve is a 12VDC component. Drain Pump The drain pump has three water connections.

  • Page 47: Air Flap Motor

    DGC 6xxx Technical Information which cold air enters the main cavity. This feature is used to reduce levels of steam at the end of a cooking cycle and to control levels of moisture during cooking. Excess steam in the cavity is then extracted from the main cavity via the openings in the intermediate rear panel in front of the convection fan.

  • Page 48: Heat-Flow Sensor (Wfs)

    DGC 6xxx Technical Information  At temperatures above 214°F, the absolute humidity is displayed and can be set by the user. To avoid confusion, the humidity level is indicated in percent by volume. 2.5.5 Heat-Flow Sensor (WFS) A heat-flow sensor is used to measure the level of humidity in the cavity. The heat-flow sensor is located in the cavity very close to the temperature sensor at the top right.

  • Page 49: Residual Water In Cavity

    DGC 6xxx Technical Information rapidly expands as it changes state to steam when it comes into contact with the hot water already in the steam generator. The drip shield vibrates and causes these noises. Series modification: Modified drip shield in steam generator. This new steam generator has been incorporated since 13 July 2011, starting with machine no.

  • Page 50: Condensate/Drain Hose Cannot Be Connected

    DGC 6xxx Technical Information Figure 035-3: Old Hose Positioning Install the hose (see Figure 035-4, Item 1) and protective hose (see Figure 035-4, Item 2). (Refer to the parts CD for current part numbers.) Figure 035-4: New Hose Positioning Condensate/Drain Hose Cannot Be Connected Symptom: The condensate/drain hose cannot be connected to the machine.

  • Page 51: Service

    DGC 6xxx Technical Information Install hose clip mat. no. 03017330. Service Air Flap Motor (M28) Removal 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3. Remove the lid; see Section 010-4.2. 4.

  • Page 52: Drain Pump (M8) Removal

    DGC 6xxx Technical Information Figure 035-6: Cavity Temperature Sensor Screws 5. Disconnect the electrical connections from the temperature sensor. 6. Remove the temperature sensor. Drain Pump (M8) Removal Note: The drain pump can be replaced in conjunction with the condensate box. 1.

  • Page 53: Figure 035-8: Steam Generator/Mounting Bracket Assembly (Right Side Shown)

    DGC 6xxx Technical Information 2. Disconnect the appliance from the power supply. 3. Remove the lid; see Section 010-4.2. 4. Remove the rear/left side panel; see Section 010-4.4. 5. Disconnect all electrical connections from the steam generator. 6. Disconnect all hoses from the steam generator. 7.

  • Page 54: Convection Fan (M2-2) Removal

    DGC 6xxx Technical Information Figure 035-9: Steam Generator/Mounting Bracket Assembly, Upside Down Note: The steam generator must always be installed at a slight angle. See arrows, Figure 035-10. This is necessary so that residual water can drain off after a cooking cycle.

  • Page 55: Pinch/Drain Valve (M29) Removal

    DGC 6xxx Technical Information Figure 035-11: Inner Rear Panel Screws 8. Remove the 10mm domed nut securing the fan impeller to the rear of the oven cavity (left-hand thread!). 9. Remove the fan impeller with serrated washer. 10. Disconnect the convection fan connections at the back of the appliance. 11.

  • Page 56: Terminal Block Removal

    DGC 6xxx Technical Information 7. Disconnect the gray hose from the right side of the steam generator and take off its hose clip (Figure 035-13, Item 1). 8. Remove the two T20 screws securing the drain valve assembly to the steam generator mounting bracket (Figure 035-13, Item 2);...

  • Page 57: Figure 035-14: Terminal Block

    DGC 6xxx Technical Information Figure 035-14: Terminal Block...

  • Page 58: Water Container, Drive

    DGC 6xxx Technical Information Water Container, Drive...

  • Page 59: Technical Data

    DGC 6xxx Technical Information Technical Data Lift motor (M19) Voltage 24VDC Power rating Table 040-1: Lift Motor Data Function Fascia Panel The fascia is opened and closed by activating a touchpad sensor on the front. The fascia panel drive is provided by a 24VDC motor and its power is applied equally to either side via a number of gears.

  • Page 60: Water Tank

    DGC 6xxx Technical Information Water Tank 2.2.1 Water Tank The capacity of the water tank is 1.25 liters (40 fluid ounces). The water tank uses two reed switches on the back of the water container. Reed switch B3-18 registers the water level. Reed switch B3-17 detects the presence of the water tank.

  • Page 61: Fascia Panel Slips Down (Water Tank Can Be Removed)

    DGC 6xxx Technical Information Fascia Panel Slips Down (Water Tank Can Be Removed) Symptom: After the fascia panel has reached its upper end stop, it slips down slightly. Cause: The voltage for the fascia panel drive motor (M19) is switched off. The weight of the fascia causes it to drop slightly.

  • Page 62: Fascia Panel Is Crooked

    DGC 6xxx Technical Information Fascia Panel Is Crooked Symptom: In the closed position, one side of the panel is not resting against the appliance front. In the open position, the panel is not level. Cause: Gears are positioned unequally in the guide rails. Remedy: Position the gears equally in the guide rails.

  • Page 63: Hoses That Are Not Food-Safe Are Being Used

    DGC 6xxx Technical Information 2. Also install a power electronic (see parts CD for current part numbers). 3.10 Hoses That Are Not Food-Safe Are Being Used Cause: In cooling appliances with icemakers, as well as coffee machines and steam ovens, intake hoses and extensions are being used that are supposed to only be used in washers and dishwashers.

  • Page 64: Guide Rail End Stoppers Difficult To Install

    DGC 6xxx Technical Information Figure 040-1: Leaf Springs on Telescopic Rails Note: Replace all four leaf springs to ensure correct positioning. 3.12 Guide Rail End Stoppers Difficult to Install Symptom: The guide rail end stoppers are very difficult to install. Cause: Remedy: Install the new guide rails.

  • Page 65: Float Fallen In Water Container

    DGC 6xxx Technical Information Install a new roast probe module EPI 750 with ID 2106 or higher. 3.15 Float Fallen in Water Container Symptom: The float or floats as well as the float shaft cover have dropped into the water container.

  • Page 66: Water Container Removal

    DGC 6xxx Technical Information 11. Release the three switches from the rear of the water container. 12. Cut zip ties as necessary to release any other wiring from/around the drive assembly. 13. Remove the drive assembly. Note: When re-installing the cog wheels in the guide rails, take care with the correct cog wheel setting.

  • Page 67: Figure 040-5: Water Container Spring

    DGC 6xxx Technical Information Warning! When removing the springs, take care that they do not spring out of the hand when tension is released, and pull them apart slowly; see Figure 040- 5, Item 1. Figure 040-5: Water Container Spring 5.

  • Page 68: Air Duct, Power Electronic

    DGC 6xxx Technical Information Air Duct, Power Electronic...

  • Page 69: Technical Data

    DGC 6xxx Technical Information Technical Data Cooling fan (M2-1) Voltage 220-240 VAC 50-60 Hz Power rating Speed Normal 11W All operating modes Low 7W Fan run-on, Cake plus Table 045-1: Cooling-Fan Data Heat-flow fan (2M2-1) Voltage Table 045-2: Heat-Flow Fan Data Feed pump (M7) Power rating Table 045-3: Feed Pump Data...

  • Page 70: Fan Run-On

    DGC 6xxx Technical Information Here the air is passed between two metal plates. The top metal plate is cooled via the ambient temperature. The bottom metal plate is cooled by the air from the cooling fan. Water from the steam condenses out on these two metal plates.

  • Page 71: Steam Cooking Below 212°F

    DGC 6xxx Technical Information 2. Steam delivery as required. Low steam delivery (controlled via cavity temperature): 1R25, 2R25 in series. 550W. Medium-low delivery: One heater element, 1100W. Medium steam delivery: 3R25, plus 1R25, 2R25 in series, 1650W. Medium-high steam delivery: 2 heater elements, 2200W.

  • Page 72: Combination Cooking With Broil

    DGC 6xxx Technical Information  Heat-up phase: 1. Bottom heat activated. Short cycle times. 2. Broil and top heater elements activated alternately. 3. Steam generation initially starts with heater elements in series before being switched back to heating with one circuit. ...

  • Page 73: Descaling

    DGC 6xxx Technical Information 2.6.4 Descaling 2.6.4.1 Descaling The Descaling program is required to descale the steam generator. The Descaling program is finished after 60 minutes. During the descaling cycle the automatic altitude compensation process is also carried out so that the appliance always operates with the correct temperature regardless of the altitude of its installation site.

  • Page 74: Description Of "Wireless Roast Probe" System

    DGC 6xxx Technical Information Figure 045-1: Wireless Roast Probe System 1 Roast probe electronic (EPI) 2 Power cord 3 Antenna (inside appliance) 4 Roast probe 4.1 Antenna (roast probe) 4.2 SAW sensor element 4.3 Piezoelectric element 4.4 Reflector The "wireless roast probe" system (Figure 045-1) is comprised of the electronic (Figure 045-1, Item 1), the power cord (Figure 045-1, Item 2), the antenna (Figure 045-1, Item 3) and the roast probe (Figure 045-1, Item 4).

  • Page 75: Frequency Transmission/Reception In The "Wireless Roast Probe" System

    DGC 6xxx Technical Information is activated piezoelectrically (i.e. by pressure). The EPI electronic (Figure 045-1, Item 1) of the wireless roast probe thermometer transmits and receives all frequencies in the high-frequency ISM band between 433.05MHz and 434.79MHz to use for temperature measurement.

  • Page 76: Use Of The Wireless Roast Probe Thermometer

    DGC 6xxx Technical Information 2.8.4 Use of the Wireless Roast Probe Thermometer Figure 045-3: Inserting the Wireless Roast Probe 1 Optimal insertion angle 2 Insertion angle 30° from oven cavity floor 3 Oven cavity floor 4 Food 5 Roast probe To ensure correct function, always insert the roast probe into the food at an angle greater than 30°...

  • Page 77: Measuring The Core Temperature Using Conventional Methods

    DGC 6xxx Technical Information Warning! Heat damage of the roast probe is possible. The roast probe must not remain in the oven cavity when it is not in use. Always keep the roast probe in the holder provided when not in use. 2.8.5 Measuring the Core Temperature Using Conventional Methods This paragraph outlines the reasons why measuring the core temperature...

  • Page 78: Fault Repair

    DGC 6xxx Technical Information Fault Repair Unsatisfactory Cooking Results, High Water Consumption Symptom: The cooking results are unsatisfactory. During steam cooking the food is not cooked and the appliance uses a large amount of water. In normal and combi programs the food becomes too dark. Cause: Plugs 11 and 12 on the power electronic have been interchanged.

  • Page 79: No Steam After Bake Function

    DGC 6xxx Technical Information Remedy: Software update to ID 2271 or higher. Note: After the software has been updated, the MDU will no longer be able to be used. However, the appliance will still be fully functional. No Steam after Bake Function Symptom: After using a Bake function, no steam is produced in the next steam operation.

  • Page 80: Service

    DGC 6xxx Technical Information 4. Make sure that the antenna wiring is secure. 5. Make sure that the roast probe (EPI) electronic's wiring is secure. 6. Make sure that the top heating element is not deformed. 7. Make sure that the antenna is not deformed. 8.

  • Page 81: Heat-Flow Fan (2M2-1) Removal

    DGC 6xxx Technical Information Figure 045-5: Cooling-Fan Screws 7. Disconnect the cooling-fan connections. 8. Unclip the cooling-fan assembly from the air duct. 9. Remove the three T20 screws securing the fan to its mounting bracket (circles, Figure 045-6) and separate the fan from the bracket. Figure 045-6: Cooling Fan and Mounting Bracket Heat-Flow Fan (2M2-1) Removal 1.

  • Page 82: Feed Pump (M7) Removal

    DGC 6xxx Technical Information Figure 045-7: Heat-Flow Fan Housing Screws Note: When installing the new fan, make sure that its arrows are oriented as shown in Figure 045-8. The label should be facing out, with its writing upside down. Figure 045-8: Heat-Flow Fan Orientation (Top View) Feed Pump (M7) Removal 1.

  • Page 83: Fascia Panel Position Switch (S60) Removal

    DGC 6xxx Technical Information Figure 045-9: Feed Pump Fascia Panel Position Switch (S60) Removal 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3. Remove the lid; see Section 010-4.2. 4.

  • Page 84: Drain Pump Reed Switch (B1-2) Removal

    DGC 6xxx Technical Information Figure 045-11: Water Container Switches Note: When re-installing the switches, ensure that they are positioned correctly! Drain Pump Reed Switch (B1-2) Removal 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3.

  • Page 85: Power Electronic (N1-1) Removal

    DGC 6xxx Technical Information Note: If necessary, the RemoteVision module (if installed) and its mounting bracket can be removed to facilitate access to the lighting electronic. If the RemoteVision module is not installed, then there will be a plain metal bracket in its place that can be removed instead (remove the two T20 screws and take off the bracket).

  • Page 86: Inlet Valve Removal

    DGC 6xxx Technical Information Inlet Valve Removal 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3. Remove the lid; see Section 010-4.2. 4. Disconnect the electrical connections from the inlet valves; see Figure 045-15, Item 1.

  • Page 87: Air Duct Removal

    DGC 6xxx Technical Information Figure 045-16: Inlet Valve Mounting Bracket 4.10 Air Duct Removal 1. Remove the appliance from its housing unit; see Section 010-4.1. 2. Disconnect the appliance from the power supply. 3. Remove the lid; see Section 010-4.2. 4.

  • Page 88: Figure 045-18: Electronics Bracket Screws

    DGC 6xxx Technical Information Figure 045-18: Electronics Bracket Screws 12. Remove the cooling and heat-flow fans; see Sections 045-4.1 and 045-4.2 13. Unclip the black cavity hose from the air duct and feed it through the back of the oven cavity 14.

  • Page 89: Roast Probe Electronic (N1-6) Removal

    DGC 6xxx Technical Information Figure 045-19: Screws Securing Distributors, Position Switch Mounting Bracket and Air Duct Note: There are two additional screws across the front that could not be shown in Figure 045-19. 4.11 Roast Probe Electronic (N1-6) Removal 1. Remove the appliance from its housing unit; see Section 010-4.1. 2.

  • Page 90: Wireless Roast Probe Test

    DGC 6xxx Technical Information Figure 045-20: Roast Probe Electronic 4.12 Wireless Roast Probe Test Note: When testing the wireless roast probe system, the oven cavity, top heater element and the antenna on the top heater element must all be dry. 1.
  • Page 91 DGC 6xxx Technical Information Note: If only the transmitting phase of the roast probe thermometer is to be measured, it is not necessary to fill the coffee cup with water. For a roast probe temperature test, the coffee cup must be filled with water, because the test takes a long time.

  • Page 92: Control Panel

    Optical Interface The appliance has an optical interface for diagnostic support or program updating; see Figure D-1. It can be located with the "Find optical interface" function of the Miele diagnostic utility. M-Touch Display (Model-Dependent) Figure 060-1: M-Touch Display 1 Navigation strip...

  • Page 93: Loudspeaker

    Loudspeaker The loudspeaker plays back the various melodies for signal and keypad tones. Eleven melodies have been created for all Miele residential appliances. These melodies can be switched off or their volume adjusted via the settings menu. All melodies (except for fault and timer/alarm) can be switched off with the nighttime shutoff function (between 11 pm and 5 am).

  • Page 94: Operating Modes

    DGC 6xxx Technical Information Tone Description The melody is played 1x when the appliance is switched on, and can be switched off as a separate option (greeting). The melody is played 1x when the appliance is switched off. This melody can be deactivated.

  • Page 95: Overview

    DGC 6xxx Technical Information Figure 060-4: Surround Figure 060-5: Bake Figure 060-6: Browning Figure 060-7: Convection Broil, Broil Figure 060-8: Eco Broil 2.4.2 Overview Operating mode Activated components Heater element configuration Rapid heat-up Browning (R13) Figure 060-2 Convection (R14) Broil (R15) Convection fan (M2-2) Cooling fan (1M2-1) Oven cavity lighting (1H3-2, 2H3-2)

  • Page 96: Fault Repair

    DGC 6xxx Technical Information Operating mode Activated components Heater element configuration Convection broil Browning (R13) Figure 060-7 Broil element (R15) Convection fan (M2-2) Cooling fan (1M2-1) Oven cavity lighting (1H3-2, 2H3-2) Eco Broil Broil element (R15) Figure 060-8 Cooling fan (1M2-1) Oven cavity lighting (1H3-2, 2H3-2) Browning Browning (R13)

  • Page 97: Fault Code F07

    Check the bottom heater element temperature sensor and replace it, if necessary. See Section 030-4.4. Note: Using the service mode or the Miele diagnostic utility (MDU), the temperatures that the temperature sensor registers can be measured. Using the measured values, it can be determined which temperature sensor, if any, is defective.
  • Page 98 DGC 6xxx Technical Information circuited. Remedy: Replace the electrode wiring harness (red wire; one end is bolted to the steam generator and the other end is connected to the power electronic). Cause: Level electrode defective. Remedy: Install a new steam generator. See Section 035-4.4. Cause: Drain valve (M29) does not close or is permanently open.

  • Page 99: Fault Code F11 - Steam Generator Drainage Fault

    DGC 6xxx Technical Information Install a new drain valve. See Section 035-4.6. Cause: Drain hose under the steam generator has flattened and stuck together. Remedy: Install a new drain hose. Fault Code F11 - Steam Generator Drainage Fault Symptom: Fill-level electrode (E1/2) constantly provides a fill-level signal. Cause: Drain hoses blocked.

  • Page 100: Fault Code F20 - Heating Fault

    DGC 6xxx Technical Information Note: The customer can download or request a new set of operating instructions. Cause: Power electronic (N1-1) defective. Remedy: Install a new power electronic. See Section 045-4.8. Fault Code F20 – Heating Fault Cause: Fill-level electrode E1-2 receiving constant fill-level signal. Steam generator heating defective.

  • Page 101: Fault Code F60 - Power Electronic Temperature Limit Exceeded

    DGC 6xxx Technical Information After 12 hours with convection or combination operation, the appliance switches off automatically. Cause: Appliance has not been switched off. Remedy: No remedy required. The appliance is ready for operation. 3.10 Fault Code F60 - Power Electronic Temperature Limit Exceeded Symptom: Temperature of power electronic (N1-1) is too high.

  • Page 102: Fault Code F192 - Heat-Flow Pt1000 Temperature Sensor Open-Circuited

    DGC 6xxx Technical Information 3.15 Fault Code F192 - Heat-Flow Pt1000 Temperature Sensor Open- Circuited Cause: Temperature sensor (2R30-10) or wiring harness open-circuited. Remedy: 1. Check the wiring harness. 2. Replace the heat-flow temperature sensor with its wiring harness. See Section 030-4.9.

  • Page 103: Fault Code F196 - Pump Sump Fault

    DGC 6xxx Technical Information 3.19 Fault Code F196 - Pump Sump Fault Symptom: Water is not pumped out of the cavity after a cooking cycle has finished. Cause: Reed switch (B1-2) does not open after a defined pumping time. Air bubbles can collect in the filter openings. These air bubbles prevent the full pumping away of water from the cavity.

  • Page 104: Fault Code F197 - Cooling-Air Pt1000 Short Circuit

    DGC 6xxx Technical Information Cause: The reed switch (B1-2) on the drain pump is not switching. There is too much space between the magnets in the switch and thus the reed switch will not close. Remedy: 1. Disconnect the reed switch from the power electronic. 2.

  • Page 105: Fault Code F235 - Control/Power Electronic Communication Fault

    DGC 6xxx Technical Information 3.22 Fault Code F235 – Control/Power Electronic Communication Fault Cause: MBUS hardware on control or power electronic defective. Remedy: Replace control or power electronic. See Section 060-4.4 or Section 045-4.8. Cause: Short circuit in wiring harness. Remedy: Replace the wiring harness between the control and power electronics.

  • Page 106: Delay Start Cannot Be Selected

    DGC 6xxx Technical Information 2. Remove the control electronic/fascia panel assembly. See Section 060-4.4. 3. Connect the control electronic to the appliance using the 10-pin wiring harness. The ribbon cable cannot stay connected to the fascia panel. Note: Make sure that there is no electrical contact or connection between the selection electronic and the appliance casing.

  • Page 107: Descaling Display

    DGC 6xxx Technical Information The diagnostic support cannot be used on a machine logged on to the RemoteVision system. Remedy: 3 remedies are available: 1. Access the machine service mode, or 2. Briefly disconnect the machine from the power supply, or 3.

  • Page 108: Service

    DGC 6xxx Technical Information within 500 milliseconds, this will create an undefined software state that will cause the fault. Series modification: Update firmware to ID 2531 or 2534. Remedy: 1. Update firmware to ID 2531 or higher. 2. Replace the power electronic. See Section 045-4.8. Service Settings Menu Initial requirements:...
  • Page 109 DGC 6xxx Technical Information 2. Select OK. 3. Press the touchpad for the desired setting. 4. Select OK. The submenu (if available) is displayed. 5. Mark the desired sub-setting and select OK. Note: Always refer to the operating manual for the most up-to-date Settings options.
  • Page 110 DGC 6xxx Technical Information Settings menu items Submenu level 1 Submenu level 2 Function Volume Buzzer tones Volume The buzzer setting/Deactivated tone volume can be adjusted. It can Quieter - Louder be switched off completely by reducing the volume adjustment to zero.
  • Page 111 DGC 6xxx Technical Information Settings menu items Submenu level 1 Submenu level 2 Function Steam reduction Steam reduction function activated. Steam reduction function deactivated. Recommended Convection Plus 320°F (85 – 435) Default setting temperatures is outside the Surround 355°F (85 – 435) parentheses;...

  • Page 112: Programming Mode

    DGC 6xxx Technical Information Settings menu items Submenu level 1 Submenu level 2 Function Factory default Settings Reset All settings are reset to standard settings. Do not reset Appliance settings remain unchanged. User programs Delete All customized programs will be deleted. Do not delete All customized programs...

  • Page 113: Table 060-5: Programming Functions

    DGC 6xxx Technical Information Note: After it is begun, the accessing procedure must be completed within 10 seconds. 1. Press and hold the Timer touchpad. 2. Press the  touchpad once. 3. Release the Timer touchpad. 4. Immediately press and release the Timer touchpad 5 times and on the 5th time hold it until the programming mode is indicated.

  • Page 114: Service Mode

    DGC 6xxx Technical Information Save and quit:  Go back without saving: Press the Back touchpad.  Save and go back: Press the OK touchpad. The selected option will be set or carried out. Quit: Press the  touchpad.  Quit without saving: Press the ...
  • Page 115 DGC 6xxx Technical Information Submenu Function/Description Option Fault memory F0000 No faults F0001, etc. All faults registered are displayed one after the other. Press the touchpad next to a fault code. The fault code is displayed. Delete fault memory All stored fault codes are deleted. Component H3-2 cavity lighting Start/Stop switch state 0/1...

  • Page 116: Fascia Panel/Control Electronic Assembly Removal

    DGC 6xxx Technical Information Submenu Function/Description Option Switch status 1: Switch closed. Water tank is B3-18 (water tank sensor). Insert or remove the water installed. 0: Switch open. Water tank is not tank (the tank on the right). installed. 1: Switch closed. Condensate tank is B3-19 (condensate tank sensor).

  • Page 117: Loudspeaker Removal

    DGC 6xxx Technical Information 3. Remove the four T20 screws securing the fascia panel cover; see Figure 060-10, Item 1. Figure 060-10: Fascia Panel Cover 4. Disconnect the loudspeaker from the control electronic, if applicable, and remove the fascia panel cover. Warning! The fascia panel can fall and break.
  • Page 118 DGC 6xxx Technical Information 010-4.1. Warning! Ensure that the appliance cannot tip. 2. Pull the lift panel all the way out. 3. Remove the four T20 screws securing the fascia panel cover; see Figure 060-10, Item 1. 4. Disconnect the loudspeaker wiring from the control electronic. 5.

  • Page 119: Technical Service Bulletins

    DGC 6xxx Technical Information Technical Service Bulletins DGC6XXX Drain Faults Out-of-the-Box You may encounter drain faults (F10, F11) when first operating or commissioning a DGC 68XX combi-steam cooker. To remedy this fault, service is required, but no spare parts are needed. Drainage is controlled by a valve called a pinch valve.

  • Page 120: Dgc 6000 Xxl Model - Large Cavity

    DGC 6xxx Technical Information DGC 6000 XXL Model – Large Cavity Issue - Missing mounting screws for EBA6868 30” trim kit. Early production models of the large-cavity combi-steam oven are missing the mounting screws for the 30” niche trim kit installation (see picture). Please do not “drill”...
  • Page 121 DGC 6xxx Technical Information Unfortunately, none of this applies to North American appliances. In The US, we cannot upload appliance specific software to the electronics. You should never order an electronic board with the description shown above. It will not work and you will delay service for days, if not weeks.

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