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Miele T300 Technical Information
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Miele T300 Technical Information

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TECHNICAL INFORMATION
T300 Clothes Dryer Series (Condenser)
This document is adapted from existing information that is used internationally and is
provided for general guidance and informational purposes only. Information may contain
omissions and/or additional data for some USA models.
If you have any questions, require clarification or need assistance – contact the Miele
Technical Support Center at: 1-888-529-8790.
© 2007 Miele USA

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Summary of Contents for Miele T300

  • Page 1 Information may contain omissions and/or additional data for some USA models. If you have any questions, require clarification or need assistance – contact the Miele Technical Support Center at: 1-888-529-8790. © 2007 Miele USA...

  • Page 2: Table Of Contents

    T300 Series Clothes Dryer (Condenser) Technical Information T300 Series Clothes Dryer (Condenser) – Table of Contents Construction and Design.................8 Features ....................10 Dimensions....................10 Weight ..................... 10 Capacity....................10 Drum/Volume................... 10 Casing ..................... 10 Electrical Connection................11 Drive Motor ....................11 Air Circulation Fan ...................
  • Page 3 T300 Series Clothes Dryer (Condenser) Technical Information T300 Series Clothes Dryer (Condenser) – Table of Contents (cont.) Installation ....................16 Installation as a Free-Standing Unit ............16 Installation under a Continuous Worktop..........16 2.2.1 Models with Half Closed Base Plate (Initial Production Models) . 16 2.2.2...
  • Page 4 T300 Series Clothes Dryer (Condenser) Technical Information T300 Series Clothes Dryer (Condenser) – Table of Contents (cont.) 5.12 Drum Drive Belt ..................40 5.12.1 Replacement................40 5.13 Drum......................42 5.13.1 Removal..................42 5.14 Rear Drum Seal..................44 5.14.1 Replacement................44 5.15...
  • Page 5 T300 Series Clothes Dryer (Condenser) Technical Information T300 Series Clothes Dryer (Condenser) – Table of Contents (cont.) Laundry is Not Dried................60 6.6.1 Inoperative Heating..............60 6.6.2 Fan Operates but the Drum Fails to Turn ........61 Water Container Drawer................61 6.7.1...
  • Page 6 T300 Series Clothes Dryer (Condenser) Technical Information T300 Series Clothes Dryer (Condenser) – List of Figures Figure 1-1: Overview of Model Numbers (Continued on Figure 1-2) ......8 Figure 1-2: Overview of Model Numbers (Continued from Figure 1-1)......9 Figure 2-1: Draining Condensate to the Rear ............... 17 Figure 2-2: Opening the Condenser Drawer..............
  • Page 7 T300 Series Clothes Dryer (Condenser) Technical Information T300 Series Clothes Dryer (Condenser) – List of Tables Table 1-1: Product Dimensions ................... 10 Table 1-2: Electrical Connection.................. 11 Table 1-3: Consumption Data..................15 Table 2-1: Stacking Kits....................17 Table 6-1: Checking the Sensor Controls T 377 C, T 378 C ........49 Table 6-2: Test Module Setting 1.................

  • Page 8: Construction And Design

    T300 Series Clothes Dryer (Condenser) Technical Information Construction and Design Figure 1-1: Overview of Model Numbers (Continued on Figure 1-2)

  • Page 9: Figure 1-2: Overview Of Model Numbers (Continued From Figure 1-1)

    T300 Series Clothes Dryer (Condenser) Technical Information Figure 1-2: Overview of Model Numbers (Continued from Figure 1-1)

  • Page 10: Features

    T300 Series Clothes Dryer (Condenser) Technical Information Features Air-cooled condenser dryer with reversing motion Cool air drawn in at the rear Warm air discharged at the front Free-standing appliance with laminated worktop Can be built under with additional kit Fully opening front panel...

  • Page 11: Electrical Connection

    T300 Series Clothes Dryer (Condenser) Technical Information Electrical Connection (German standard models only!) 220V, 50Hz Voltage: Connection 3.3 kW Load: 2.94 kW Heater Rating: 16 A Fuse Rating: 3-core with Plug Supply Lead: Table 1-2: Electrical Connection Drive Motor 180 W, with fan 240 W...

  • Page 12: Rear Drainage

    T300 Series Clothes Dryer (Condenser) Technical Information 1.12 Rear Drainage External outlet connection Φ 10.0mm Outlet connection with non-return valve T 368 C from Machine no. 8285211 T 369 C from Machine no. 8285737 T 377 C from Machine no. 8285935 T 378 C from Machine no.

  • Page 13: T 377 C, T 378 C, T 388 C

    T300 Series Clothes Dryer (Condenser) Technical Information 1.15.2.1 T 352 C, T 358 C, T 359 C, T 367 C, T 383 C Timer: EBR 9820/9821 Electronic Module: EF 202 1.15.3 T 377 C, T 378 C, T 388 C...

  • Page 14: Drying Programs

    T300 Series Clothes Dryer (Condenser) Technical Information 1.18 Drying Programs 1.18.1 T 368 C, T 369 C, T 377 C, T 378 C, T 388 C Extra Dry Normal + Normal Hand Iron (1 drop) Hand Iron (2 drops) Machine Iron...

  • Page 15: Consumption Data

    T300 Series Clothes Dryer (Condenser) Technical Information 1.19 Consumption Data Values determined in accordance with DIN 0044986. (Laundry spun at 1200 rpm reduces consumption by approx. 25 %). Load Load 4.5 kg 5.0kg Drying Time (minutes) Energy Consumption (kWh) Table 1-3: Consumption Data...

  • Page 16: Installation

    T300 Series Clothes Dryer (Condenser) Technical Information Installation T 352 C, T 358 C, T 359 C, T 367 C, T 368 C, T 369 C, T 369 C-2, T 377 C, T 378 C, T 382, T 383 C, T 388 C...

  • Page 17: Installation As A Washer-Dryer Stack

    T300 Series Clothes Dryer (Condenser) Technical Information Installation as a Washer-Dryer Stack If the appliance is to be installed as a stack, together with a washing machine, one of the following stacking kits will be required: Washing Machine Tumble Dryer Stacking Kit Instructions Part No.

  • Page 18: Figure 2-2: Opening The Condenser Drawer

    T300 Series Clothes Dryer (Condenser) Technical Information Figure 2-2: Opening the Condenser Drawer 3. Use the stopper to close the water inlet opening to the condenser drawer (refer to Figure 2-2 – Opening the Condenser Drawer).

  • Page 19: Description Of Function

    C, T 378 C, T 382 C, T 383 C, T 388 C Electronic Residual Moisture Detection Unit EF 102 As with most other Miele household dryers, the drying stages of this appliance are electronically monitored and controlled. As can be seen in the block diagram, the desired level of dryness (i.e.

  • Page 20: Electronic Residual Moisture Detection Unit Ef 202

    T300 Series Clothes Dryer (Condenser) Technical Information Electronic Residual Moisture Detection Unit EF 202 A low voltage signal (approx. 33 V) is passed from the electronic unit transformer to the timer. From there, it is returned, via the timer contacts, to the electronic unit.

  • Page 21: Service And Maintenance

    T300 Series Clothes Dryer (Condenser) Technical Information Service and Maintenance T 368 C, T 369 C, T 369 C-2, T 377 C, T 378 General Information Service and repair work should only be carried out by qualified persons in accordance with local and national safety regulations.
  • Page 22 T300 Series Clothes Dryer (Condenser) Technical Information 1. Refer to Figure 5-1 – Opening the Front Panel. 2. Remove the condensate container drawer to reveal 2 screws (Item 2), and unscrew them. 3. Remove the 4 screws (Item 3). 4. Open the air grid.

  • Page 23: Electrical Components

    T300 Series Clothes Dryer (Condenser) Technical Information Electrical Components 5.3.1 T 368 C, T 369 C On/Off Switch Capacitor for m3 Level Switch Suppressor Temp. Selector Switch Timer Motor Temp. Regulator Drum Drive Motor Temperature Limiter Fan Motor Temperature Limiter...

  • Page 24: T 368 C (From Machine No. Prefix 11

    T300 Series Clothes Dryer (Condenser) Technical Information 5.3.2 T 368 C (from Machine no. Prefix 11/…) On/Off Switch Capacitor for m3 Level Switch Suppressor Temp. Selector Switch m1/1 Timer Motor Temp. Regulator m1/2 Timer Motor - Reversing Temperature Limiter Drum Drive Motor...

  • Page 25: Figure 5-4: Electrical Components (T 369 C-2)

    T300 Series Clothes Dryer (Condenser) Technical Information 5.3.3 T 369 C-2 b1/1 Switch Light Drum Lighting b1/2 On/Off Switch Capacitor for m2 b1/3 Door Contact – Switch A Capacitor for m3 b1/3 Door Contact – Lock B Suppressor b1/3 Door Contact – Light C...

  • Page 26: T 377 C, T 378 C

    T300 Series Clothes Dryer (Condenser) Technical Information 5.3.4 T 377 C, T 378 C b1/2 On/Off Switch Capacitor for m2 b1/3 Door Contact – Switch A Capacitor for m3 b1/3 Door Contact – Lock B Suppressor b1/3 Door Contact – Light C...

  • Page 27: Heater Bank

    T300 Series Clothes Dryer (Condenser) Technical Information Heater Bank 5.4.1 Heater Bank – Removal (Machine Nos. without a Prefix) Figure 5-6: Heater Bank Removal 1 1. Remove the six screws on the rear inside panel of the drum (refer to Figure 5-6 –...

  • Page 28: Figure 5-7: Heater Bank Removal 2

    T300 Series Clothes Dryer (Condenser) Technical Information Figure 5-7: Heater Bank Removal 2 Note: When refitting the drum rear panel, it is important to ensure that the bearing housing is correctly aligned at the position indicated by the arrow in Figure 5-7 and lightly screwed into place.

  • Page 29: Heater Bank - Removal From

    T300 Series Clothes Dryer (Condenser) Technical Information 5.4.2 Heater Bank - Removal from Machine Nos. Prefix 10/… or 11/… Figure 5-8: Heater Bank Removal (from Machine Nos. Prefix 10/… or 11/…) 1. Carry out steps 1-3 of Section 5.4.1 – Heater Bank Removal (Machine Nos.

  • Page 30: Fan Unit

    T300 Series Clothes Dryer (Condenser) Technical Information Fan Unit 5.6.1 Removal (Machine Nos. without Prefix) Figure 5-9: Fan Unit Removal 1 1. Open the Front Panel – refer to Section 5.2.1. 2. Remove the Plastic Plate (refer to Figure 5-9 – Fan Unit Removal 1, Item 1).

  • Page 31: Figure 5-10: Fan Unit Removal 2

    T300 Series Clothes Dryer (Condenser) Technical Information Figure 5-10: Fan Unit Removal 2 Note: When refitting the fan unit, ensure that the wiring harness is correctly located in the retaining clip on the fan housing. Also ensure that the connecting hose between the condensate pump and the collection vessel is laid and, if necessary, fixed so that it does not come into contact with the drum.

  • Page 32: Fan Unit With Drum Drive Motor - Removal Machine Nos. With Prefix 10

    T300 Series Clothes Dryer (Condenser) Technical Information 5.6.2 Fan Unit with Drum Drive Motor – Removal (Machine Nos. with Prefix 10/… or 11/…) From Machine no: 11/8285912 T 368 C 10/8273006 T 369 C-2 10/8341291 T 377 C 10/8341312 T 378 C Figure 5-11: Fan Unit with Drum Drive Motor Removal 1.

  • Page 33: Figure 5-12: Removing The Drive Belt

    T300 Series Clothes Dryer (Condenser) Technical Information 4. Use the long fixing lever, Part no. C 2627, or a long screwdriver to slacken the drive belt as in Figure 5-12 and remove it from the drive pulley. Figure 5-12: Removing the Drive Belt 5.

  • Page 34: Cooling Fan - Circulation Fan Belt

    T300 Series Clothes Dryer (Condenser) Technical Information 7. Pull the fan forward by about 2 cm and, by tilting it, lift the rear support bracket; refer to Figure 5-14 – Removing the Unit, Item 1, to the left over the U traverse. Remove the unit.

  • Page 35: Condensate Pump

    T300 Series Clothes Dryer (Condenser) Technical Information Condensate Pump 5.8.1 Replacement Figure 5-15: Condensate Pump Replacement 1. Open the front panel – Refer to Section 5.2.1. 2. Remove the fan unit – Refer to Section 5.6.1 or 5.6.2. 3. Unscrew the knurled knobs; refer to Figure 5-15 – Condensate Pump Replacement, Item 1, and lift out the pump complete with its cover.

  • Page 36: Drum Drive Motor

    T300 Series Clothes Dryer (Condenser) Technical Information 5.10 Drum Drive Motor 5.10.1 Removal Figure 5-16: Drum Drive Motor Removal 1. Open the front panel – refer to Section 5.2.1. 2. Remove the fan unit – refer to Section 5.6.1. 3. Unclip the spring; refer to Figure 5-16 – Drum Drive Motor Removal, Item 1, and release the drive belt from the pulley.

  • Page 37: Cooling Fan

    T300 Series Clothes Dryer (Condenser) Technical Information 5.11 Cooling Fan 5.11.1 Removal (Machine Nos. without Prefix) Figure 5-17: Cooling Fan Removal 1 (Machine Nos. without Prefix) 1. Open the front panel – Refer to Section 5.2. 2. Remove the fan unit – Refer to Section 5.6.1.

  • Page 38: Figure 5-18: Cooling Fan Removal 2 (Machine Nos. Without Prefix)

    T300 Series Clothes Dryer (Condenser) Technical Information Figure 5-18: Cooling Fan Removal 2 (Machine Nos. without Prefix) Figure 5-19: Cooling Fan Removal 3 (Machine Nos. without Prefix)

  • Page 39: Cooling Fan Removal (Machine Nos. With Prefix 10/ Or 11/)

    T300 Series Clothes Dryer (Condenser) Technical Information 5.11.2 Cooling Fan Removal (Machine Nos. with Prefix 10/… or 11/…) From Machine no: 11/8285912 T 368 C 10/8273006 T 369 C-2 10/8341291 T 377 C 10/8341312 T 378 C Figure 5-20: Cooling Fan Removal (Machine Nos. with Prefix 10/… or 11/…) 1.

  • Page 40: Drum Drive Belt

    T300 Series Clothes Dryer (Condenser) Technical Information 5.12 Drum Drive Belt 5.12.1 Replacement Figure 5-21: Drum Drive Belt Replacement 1 1. Open the front panel – Refer to Section 5.2.1. 2. Units without a Machine no. prefix, remove the fan unit – Refer to Section 5.6.1.

  • Page 41: Figure 5-22: Drum Drive Belt Replacement 2

    T300 Series Clothes Dryer (Condenser) Technical Information Figure 5-22: Drum Drive Belt Replacement 2 11. Disconnect the earthing wire (refer to Figure 5-22, Item 4). 12. Unscrew the lower hinge (refer to Figure 5-22, Item 5) and remove the front panel.

  • Page 42: Drum

    T300 Series Clothes Dryer (Condenser) Technical Information 5.13 Drum 5.13.1 Removal Figure 5-24: Drum Removal 1. Carry out Steps 1-5 of Section 5.12.1 – Drum Drive Belt Replacement. Note: From Machine no. 7034881, Step 2 is not required. 2. Models up to Machine no. 7034880, remove the lid or pull the machine forward slightly out of its recess if built-in.

  • Page 43: Figure 5-26: Rolled Drum Edge

    T300 Series Clothes Dryer (Condenser) Technical Information 5. If the drum type is as shown in Figure 5-26 – Rolled Drum Edge (see arrow), do not loosen the bearing. 6. Unscrew the bearing ring (refer to Figure 5-22 – Drum Drive Belt Replacement 2, Items 1 and 2) and remove it.

  • Page 44: Rear Drum Seal

    T300 Series Clothes Dryer (Condenser) Technical Information 5.14 Rear Drum Seal 5.14.1 Replacement 1. Proceed as in Section 5.13.1 – Drum Removal. 2. Fit the new seal so that the felt faces towards the rear of the appliance and the rubber groove for the clamp ring faces the front. The drum is sealed axially.

  • Page 45: Condenser Box

    T300 Series Clothes Dryer (Condenser) Technical Information 5.17 Condenser Box 5.17.1 Removal 1. Carry out the work listed in Section 5.13.1 – Drum Removal. 2. Remove the Condensate Pump (refer to Figure 5-15 – Condensate Pump Replacement, Item 1). 3. Release the cooling pump spring (refer to Figure 5-17 - Cooling Fan Removal 1).

  • Page 46: Fill Ring Seal

    T300 Series Clothes Dryer (Condenser) Technical Information 5.18 Fill Ring Seal 5.18.1 Replacement Figure 5-27: Fill Ring Seal Replacement 1. Open the front panel – Refer to Section 5.2.1. Note: If the fill ring and duct are combined to form one piece, remove the screws indicated in Figure 5-11 –...

  • Page 47: Door Seal

    T300 Series Clothes Dryer (Condenser) Technical Information 5.19 Door Seal 5.19.1 Replacement Figure 5-28: Door Seal Replacement 1. Remove the filter unit by unscrewing the 4 screws (refer to Figure 5- 28 – Door Seal Replacement, Item 1). 2. Replace the seal.

  • Page 48: Electronic Modules

    T300 Series Clothes Dryer (Condenser) Technical Information 5.21 Electronic Modules 5.21.1 Replacement The electronic module is easily accessible after opening the front panel (refer to Section 5.2 – Front Panel). The location of the module can be seen on the relevant “Electrical Components” figure in Section 5.3.

  • Page 49: Fault Diagnosis

    T300 Series Clothes Dryer (Condenser) Technical Information Fault Diagnosis T 368 C, T 369 C, T 369 C-2, T 377 C, T 378 C Checking the Sensor Controls T 377 C, T 378 C Table 6-1: Checking the Sensor Controls T 377 C, T 378 C...

  • Page 50: Checking Residual Moisture Stages

    T300 Series Clothes Dryer (Condenser) Technical Information Checking Residual Moisture Stages 6.2.1 T 368 C, T 369 C with EF 102 / EF 202 (Tester, Part no. A5300) 1. Open front door panel or remove the appliance lid - – Refer to Section 5.2 or 5.1.1.

  • Page 51: Table 6-3: Test Chart

    T300 Series Clothes Dryer (Condenser) Technical Information 6.2.1.1 Test Chart Table 6-3: Test Chart...

  • Page 52: T 377 C, T 378 C With Epw 304

    T300 Series Clothes Dryer (Condenser) Technical Information 6.2.2 T 377 C, T 378 C with EPW 304 Prior to testing ensure that the address inputs are correct. For measuring, connect one magnetic lead to the rear panel and the other to one of the ribs.

  • Page 53: T 368 C, T 369 C-2 With Ef 202 (Tester A5300)

    T300 Series Clothes Dryer (Condenser) Technical Information 6.2.3 T 368 C, T 369 C-2 with EF 202 (Tester A5300) 1. Open the front panel – Refer to Section 5.2. 2. Connect the 7-pole plug on the test module to the 7-pole socket (service connection) on the electronic unit (refer to Figure 6-1 –...

  • Page 54: Figure 6-3: Setting The Drying Program

    T300 Series Clothes Dryer (Condenser) Technical Information Figure 6-3: Setting the Drying Program 5. When setting the drying program, note that all voltages shown in the chart are only present at the positions indicated.

  • Page 55: Table 6-5: Test Chart

    T300 Series Clothes Dryer (Condenser) Technical Information 6.2.3.1 Test Chart Table 6-5: Test Chart Note: In the “Extra Dry” program, the timer skips to “Normal +” and then switches onto “Cooling Down” after a maximum of 6 min.

  • Page 56: Testing The Level Switch Function

    T300 Series Clothes Dryer (Condenser) Technical Information 6.2.4 Testing the Level Switch Function 1. Connect the residual moisture tester. 2. Open the condenser collector drawer (in the case of direct drainage, close the drain outlet). Test Program Device Test Run...

  • Page 57: Temperature Measurements

    T300 Series Clothes Dryer (Condenser) Technical Information Temperature Measurements 6.3.1 Temperature Measurements Using a Maximum Thermometer Simple temperature measurement is possible in an unloaded machine using a maximum thermometer as follows: Allow the appliance to run for about 10 minutes to allow the correct air temperature to be reached and so that the thermostat in the fan starts operating.

  • Page 58: Leaks

    T300 Series Clothes Dryer (Condenser) Technical Information Leaks 6.4.1 At the Front Door of the Condenser Box Possible Cause Bad join in seal. Seal too soft or thin resulting in insufficient sealing pressure. Fault Rectified From Machine no. 6867167. Remedy Fit new seal, Part no.

  • Page 59: Condensate Container Drawer With Snap Closure. Water Runs Down The Machine Front

    T300 Series Clothes Dryer (Condenser) Technical Information 6.4.4 Condensate Container Drawer with Snap Closure. Water Runs Down the Machine Front. Possible Cause Water container overflow. Fault Rectified From water container Part no. 1653362. Remedy Fit water container with drip edge, Part no. 1670212.

  • Page 60: At The Bearing Rollers

    T300 Series Clothes Dryer (Condenser) Technical Information 6.5.2 At the Bearing Rollers Possible Cause The rubber rollers can become flattened by pressure from the drum if the machine is not used for a long period. Fault Rectified From Machine no. 7004974.

  • Page 61: Water Container Drawer

    T300 Series Clothes Dryer (Condenser) Technical Information 6.6.2 Fan Operates but the Drum Fails to Turn Possible Cause Capacitator for drum motor and fan is defective. Fault Rectified As from Machine no. 9414823, the capacitator for the drum motor is situated on the housing of the cooling fan.

  • Page 62: Dryer Fails To Operate

    T300 Series Clothes Dryer (Condenser) Technical Information Remedy Prior to the above models a retaining clip, Part no. 1928830, should be fitted with the screw supplied and in accordance with the instructions provided to the rear left side of the container runner.

  • Page 63: Faulty Program Sequence

    T300 Series Clothes Dryer (Condenser) Technical Information Faulty Program Sequence 6.9.1 Program Skips and Advances Too Quickly Faulty switching in the timer may occasionally cause the relay reed contacts to burn and weld together. This leads to the program advancing to the “Cool Air”...

  • Page 64: Dryer E.g. T 368 C (With Timer Mta 2123)

    T300 Series Clothes Dryer (Condenser) Technical Information 6.9.3 Dryer e.g. T 368 C (With Timer MTA 2123) Interference Suppressor BV 5900/7, Part no. 1742800 New legislation means that this interference suppressor, fitted to many models, is no longer required either in new or old machines.

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