Page 1
Operating and Installation Instructions Laboratory Glassware Washer G 7827 / G 7828 To prevent accidents and machine damage read these instructions before installation or use. M.-Nr. 06 190 411...
(e.g. electric shock). A damaged machine is dangerous. Turn off the machine immediately at the power switch and call the Miele Service Department. Personnel operating the machine should be trained regularly. Children and untrained personnel must not be allowed access to the machine or its controls.
Page 6
IMPORTANT SAFETY INSTRUCTIONS Take care when handling liquids such as detergents, neutralizing agents, wetting agents and rinse aids. These may contain irritant or corrosive ingredients, acids or alkalis. Never use any organic solvents, as the danger of explosion exists. Wear protective gloves and goggles.
Page 7
For pre-treatment and/or cleaning only use low-sudsing detergents which have been approved by Miele. Suds can have an adverse effect on the operation of the machine. After START has been pressed the program must not be interrupted by pressing the I-0 button.
Page 8
Using accessories Only specific additional equipment made by Miele should be connected to this machine. Consult a Miele Application Specialist on the type and application of such equipment. Only Miele mobile units, modules and inserts should be used. If equipment from another manufacturer is used, Miele cannot ensure the cleaning and disinfection results.
The Miele G 7827/G 7828 Large Capacity Glassware Washer is designed for high-throughput, centralized wash areas. This unit is ideal for cleaning both large volumes of small items, and difficult to clean large items. Description of the machine Optional peripheric machines –...
Page 10
Description of the machine Electronic controls...
Page 11
a Display with screen saver The background light turns off automatically after 15 minutes. ^ Press any key to turn the background light on again. b On/Off button (I-0) c Cursor left 1 moves the cursor to the left: – to the previous menu –...
Page 12
Steam condensor (DK) behind top housing (Optional) c Electronic circuit board "Profitronic" (see "Programming manual") d Controls e Power switch (with "Emergency cut-off" function for Service) f Lift door (closed) g Adapter for the "Miele transfer" cart h Service panel...
Page 13
Description of the machine Unclean side a Lift door (open) b Filter combination c Containers for dosage system DOS 1 - DOS 4...
Page 14
Description of the machine Clean side (G 7828 only ) a "Door" button b Lift door (closed) c Printer (optional) G 7827 on the unclean side d Service panel with adapter for "Miele transfer" cart...
The lift door can only be opened when: – the lab glassware washer is connected to the electrical supply, – the red ("emergency cut off") switch is in the I-ON position, – the I-0 On-Off button is pressed in, – no program is running.
Automatic mobile unit recognition (AWK) In operating level C the AWK (optional) attributes a fixed program place to a mobile unit with valid coding. Program places 1-15 are reserved for the AWK automatic mobile unit recognition. The unit coding (on the mobile unit) and the program place with the corresponding program (in the "Profitronic"...
Automatic mobile unit recognition (AWK) Mobile unit coding strip 15 different codes can be set. They are assigned to program places 1 to 15. Under "System function - Selector switch organization" the matching programs have to be put into the first 15 program places.
Page 18
Bit 6. The magnetic strips on the G 7825 / G 7826 must have gray magnets. The magnetic strips on the G 7827 / G 7828 must have black magnets.
– Are the detergent and neutralizer containers full? Check after cleaning – Check the cleaning results visually. – Perform protein analytical checks, e.g. with the Miele test kit. – Are the jets and connections securely connected with the mobile unit / inserts?
Page 20
Application Loading tips Select mobile units, baskets and inserts appropriate for the application. ^ Load the items to be washed so that water can access all surfaces. This ensures that they will be properly cleaned. ^ Do not place items to be cleaned inside other pieces where they may be concealed.
Laboratory glassware (LG) Wide-necked glassware, such as wide necked erlenmeyer flasks and petri dishes or glassware with a cylindrical form, e.g. test tubes, can be cleaned inside and out with the rotating spray arm. General glassware such as beakers, conical flasks, petri dishes, test tubes, etc.
Adding liquid detergents and neutralizers Use only cleaning detergents and neutralizers specially designed for lab washers and regard the application recommendations of the manufacturer. This automatic cleaning machine is fitted with 4 dispensers: – Dispensing system DOS 1 (blue) to dispense liquid detergent.
Adding liquid detergents and neutralizers Filling the containers with liquid agents ^ Turn the machine off using the power switch. ^ Open the service panel and lift it up and out at the bottom. ^ Take the storage container out of the unit, open it and fill with the agent required (observe the color code).
Dispensing system maintenance To ensure safe function, the following maintenance should be carried out by a Miele Service Technician at specified intervals. Every 12-18 months: Inspect the hoses of the dispensing system(s). Replace if necessary.
Turning on ^ Open the water supply (if turned off). ^ Turn the power switch to I-On. ^ Press the ON/OFF I-0 button in. In operating levels A, B and D the most recently selected PROGRAM NAME appears and in operating level C "AUTOMATIC MOBILE UNIT RECOGNITION"...
Operation Starting a program You can find detailed and important information regarding the Miele default programs in the program chart of the supplied Programming Manual. A. Fixed program To utilize access level "A", fixed programs must be assigned for access.
C. Automatic mobile unit recognition (AWK) ^ Select operating level "C". ^ Push the coded mobile unit into place. Make sure that no small metallic items (e.g. keys) stick to the magnetic strip or its underside. The coding might be not readable. ^ Close the door.
Operation Cancelling a program A program can only be interrupted or cancelled in the operating levels B or D. In operating levels B or D ^ Press the "Stop" 7 button. The program is interrupted. >CANCEL< OR >CONTINUE< appears in the display. ^ Select >CANCEL<...
Interrupting a program A program can only be interrupted or cancelled in operating levels B or D. If the door needs to be opened in extreme cases, e.g. if items are moving: In operating levels B or D ^ Press the "Stop" 7 button. The program is interrupted.
Profitronic system and an external report printer or PC. The interface cable is rolled up inside the machine and must only be connected by a Miele Service Technician. The serial interface is RS 232 compatible. Various printers can be used as external printers: –...
Maintenance and care It is recommended that periodical maintenance for this washer be carried out by Miele’s Technical Service Department after 1000 operating hours or every 6 months. Maintenance covers the following: – Electric safety – Door mechanism and door seal –...
Routine checks The routine checks must be done daily by the user before using the machine. A checklist is supplied with the washer. Check the following points: – the filters in the base of the wash cabinet, – the spray arms in the machine and at the mobile units and inserts, –...
Cleaning the filters in the wash cabinet The filter combination in the base of the wash cabinet should be inspected regularly and cleaned if necessary. The machine must not be used without all the filters in place. Be aware of glass splinters, danger of injury.
Maintenance Cleaning the spray arms The spray arm jets can get clogged. Check daily and clean if necessary. ^ Use a sharp pointed object to push particles into the spray arm jets and rinse thoroughly under running water. ^ Remove the mobile unit. Labwasher spray arms ^ Loosen the nut with a 60 mm wrench and pull the spray arm upwards or...
Maintenance Cleaning the wash cabinet The wash cabinet is mostly self cleaning. If deposits have built, call Miele for info. Cleaning the door seal ^ To remove soiling clean the door seal regularly with a damp cloth. ^ Damaged or leaking door seals should be replaced by Miele’s...
Maintenance Mobile units, baskets and inserts To ensure the proper function of mobile units, baskets and inserts, they must be checked daily. A checklist is supplied with the machine. Check the following points: – Are the rollers in the proper condition and are they securely fixed in the mobile unit/insert? –...
^ Guide the paper through the slit of the front panel. Shut the front panel. Replacement paper rolls, 2 ¼" (58 mm) wide, outer diameter approx. 2" (50 mm) can be obtained from Miele. Maintenance Replacing the ribbon cartridge ^ Open and pull down the printers front panel.
After sales service Should you have any difficulties please contact the Miele Technical Service Department. See back cover for contact information. ^ Please quote the model and serial number of your machine. This information can be found on the data plate (see also "Electrical...
Installation Steam/Electro or Electro/Steam conversion If the machine is convertible, the heating type can be changed in the service program from STEAM>>ELECTRO to/from ELECTRO>>STEAM. ^ Select program STEAM>>ELECTRO or ELECTRO>>STEAM (see "Operation - B. Free program selection"). ^ Press the "Start" 6 button. When the service program has ended, a message appears in the display.
All electrical work must be carried out by a qualified electrician in accordance with local and national safety regulations. – Installation, repairs and other work by unqualified persons could be dangerous. The manufacturer can not be held responsible for unauthorized work. ^ For technical data see the data plate or wiring diagram supplied.
Water in the machine is not suitable for drinking. The washer is constructed so that it may be connected to a water supply without an extra non-return valve, unless required by code. Faucets and drain connections should be situated as close to the machine as possible, and be easily accessible.
Page 43
A feed pump must be installed by Miele's Technical Service Dept. The discharge nipple of the DI water container (pressureless) must be at...
Disposal of the packing materials The cardboard box and packing materials protect the appliance during shipping. They have been designed to be biodegradable and recyclable. Ensure that any plastic wrappings, bags, etc. are disposed of safely and kept out of the reach of children. Danger of suffocation! Please recycle.
Page 48
All rights reserved / 3706 M.-Nr. 06 190 411 / 01 en - US/CDN...