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Operating and Installation
Instructions
Laboratory Glassware
Washer
G 7804
en - US
To prevent accidents
and machine damage
read these instructions
before
installation or use.
M.-Nr. 09 234 570

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   Summary of Contents for Miele G 7804

  • Page 1

    Operating and Installation Instructions Laboratory Glassware Washer G 7804 en - US To prevent accidents and machine damage read these instructions before installation or use. M.-Nr. 09 234 570...

  • Page 3: Table Of Contents

    Contents IMPORTANT SAFETY INSTRUCTIONS....... . . 5 Function of the glassware washer ........9 Guide to the glassware washer .

  • Page 4

    Contents Maintenance ........... . . 42 Routine checks .

  • Page 5: Important Safety Instructions

    A damaged machine is dangerous. Unplug the machine and call your Miele dealer or the Miele Technical Service Department. If the power cord is damaged it must only be replaced by a Miele Ser- vice technician with a genuine Miele power cord.

  • Page 6

    Personnel operating the lab washer Defective components should be should be trained regularly. Children replaced by Miele original parts only. and untrained personnel must not be Before installation or service, allowed access to the machine or its disconnect the power supply to the controls.

  • Page 7

    Miele for use with this cleaning agent, quality of water, etc., labwasher. Use of unsuitable cleaning be discussed with a Miele Application agents could adversely affect the Specialist.

  • Page 8

    Adequate cleaning results cannot solvents, particularly hydrochloric acid be guaranteed when non-Miele or chloride solutions, to get into the accessories are used, or when Miele wash cabinet. The presence of any accessories are altered. Damages solvents should be minimized resulting from the use of unsuitable (especially those in hazard class A1).

  • Page 9: Function Of The Glassware Washer

    Function of the glassware washer This Miele dishwasher is designed for Reprocessing glassware by machine cleaning and rinsing laboratory achieves reproducible results and glassware which is suitable for machine should be used in preference to reprocessing. Always follow the processing them by hand.

  • Page 10: Guide To The Glassware Washer

    Guide to the glassware washer a On/Off button Check / Refill indicators: b Door button j 8 Optical interface for service technician c Display k Rinse Aid d Display indicator l Neutralizer e Drying indicator m Recharge softener f Start indicator n Fill/Drain g Start button 6 o Program sequence indicators...

  • Page 11

    Guide to the glassware washer a Filter combination c Dispenser for powdered detergent b Salt reservoir (water softener) d Dispenser for rise aid or netralizing agent (with dosage selector) e Level indicator for rinse aid or neutralizing agent...

  • Page 12: Opening And Closing The Door

    Opening and closing the door Electric door lock To open the door with the emergency release The machine is equipped with an electric door lock. The door can only be The emergency release should only be opened when the electrical supply to used when the door cannot be opened the machine is turned on, and the normally, e.g.

  • Page 13: Water Softener

    Water softener Setting the water softener Before using the lab washer for the first time, the water softener should be ^ Use the On/Off button to switch off programmed. The water needs to be the machine. softened to avoid calcium deposits on ^ Turn the program selector to f.

  • Page 14

    Water softener Settings Settings gr/gal Settings gr/gal 1 - 30 1 - 30 CaCO 31 - 60 31 - 60 CaCO 0 *) 19 **) 1010 1030 1040 1060 1080 **) The "0" setting is only for machines that do not have a water softener *) Factory setting...

  • Page 15: Filling The Salt Reservoir

    Before filling the salt reservoir for the first time fill the reservoir with *Available from Miele. Please see approximately 2.5 liters of water, so back page for more information. that the salt can dissolve properly.

  • Page 16: Salt Indicator

    Water softener Salt indicator ^ Wipe any residual salt off the screw threads and seal of the reservoir. When the salt reservoir is empty, the "Recharge Softener" indicator b lights ^ Screw the cap on securely. to remind you to fill the reservoir. ^ Immediately after this step, start the Reactivation takes place automatically "Rinse"...

  • Page 17: Areas Of Application

    Areas of application Depending on the type of labware you After every program completion, wish to clean, the lab washer can be conduct the following visual used with an upper basket, lower inspection: basket, or injector wagon, as well as an –...

  • Page 18: Loading The Machine

    Areas of application Loading the machine – To avoid corrosion, only load stainless steel instruments in good Disposable items must not be condition. processed in the machine. – Do not use this machine to wash nickel-plated items or discolored – Always load items in a way that all (oxidized) aluminum items.

  • Page 19: Spring Adapter For The Water Connection

    Areas of application Spring adapter for the water Adjusting the upper basket connection The upper basket can be adjusted above and below the middle position, The spring adapter for the water by 2 cm. connection must be properly engaged when a basket or the injector wagon is Depending on the height selected and inserted into the machine.

  • Page 20

    Areas of application Laboratory equipment This section only covers basic information on how to prepare and load Wide-necked labware, e.g., beakers, labware. wide-necked Erlenmeyer flasks and Petri dishes, or cylindrical items, – Petri dishes and similar items should e.g., test tubes, can be cleaned inside be loaded in a suitable insert with the and out by the rotating spray arms.

  • Page 21

    Areas of application Upper basket O 188/1 E 106/2 For various inserts. Stainless steel half insert with 26 spring hooks in 2 different heights for various glassware, e.g. narrow necked flasks, graduated cylinders, medicine bottles, etc. E 109 Lower basket U 874/1 Stainless steel half insert to For various inserts.

  • Page 22: Effects Of Processing Chemicals

    Effects of Processing Chemicals General information Effects Action Damage to elastomer (seals and hoses) – Find and correct the causes of the or plastic components of the lab damage. washer may cause the materials to See "Connected processing swell, shrink, harden or become brittle, chemicals", "Soiling"...

  • Page 23

    – Use only those processing chemicals chemicals have a considerable effect recommended by Miele. on the durability and functionality (feed Consult a Miele Applications performance) of the metering systems. Specialist. The metering systems (feed hoses and – Perform regular visual inspections of pump) are designed for a specific type the metering system.

  • Page 24

    – damage to the elastomer and plastic antifoaming agent using the components of the lab washer, "Regular" or "Extended" program. – attack certain plastics (e.g. Consult a Miele Applications Specialist. polycarbonates, plexiglass, etc.) in the wash load.

  • Page 25

    Effects of Processing Chemicals Soiling Effects Action The following substances can damage – Retrofit the lab washer with more the elastomer components (hoses and grease-resistant elastomers. seals) and, in some cases, the plastic – Depending on usage, periodically components of the lab washer: wipe the lower door seal with a –...

  • Page 26

    Effects of Processing Chemicals Reactions between processing chemicals and soils Effects Action Natural oils and greases can be – Use the "Regular" or "Extended" saponified with alkaline processing program. chemicals. This may cause a lot of – Depending on the application add an foaming.

  • Page 27: Dispensing Chemical Agents

    A change of agent, e.g. from items, and to help items dry faster after neutralizer to rinsing aid, requires they have been washed. The re-programming by Miele Service. dispensing system reservoir must be filled and the dishwasher programmed to dispense rinsing agent.

  • Page 28

    Dispensing chemical agents Filling the reservoirs Important: Both reservoirs must always be filled with the same liquid agent. Only fill the duo-dispensing system with neutralizing agent or rinsing agent formulated for dishwashers. Do not fill with cleaning agent. This would damage the reservoirs.

  • Page 29

    Dispensing chemical agents Adjusting dosage Add neutralizing agent indicator ^ The container for neutralizing agent The dosage adjuster in the opening has settings adjustable from 1 to 6 (1- 6 ml). should be refilled when the indicator It is preset to "5" (10 ml) as the lights up.

  • Page 30: Adding Detergent

    Some types of soiling may require different combinations of cleaning agents and other additives. Contact a Miele Applications Specialist if in doubt. ^ Press the button on the powder cleaning agent dispenser. The flap will spring open.

  • Page 31: Operation

    Operation Select the Drying 3 function Turning on the lab washer if desired ^ Make sure the spray arms are not blocked. "Drying" may be selected as an additional feature once a program has ^ Close the door. been selected (except in the "Rinse" ^ Press the "On/Off"...

  • Page 32: Starting The Program

    Operation Starting the program End of a program ^ Press the "Start" 6 button. Once the "Start" indicator goes out, and the "Complete" indicator comes on, the The display shows the current program has ended. You will see a 0 in temperature.

  • Page 33: Canceling A Program

    Operation Canceling a program Manually canceling a program Avoid canceling a running program If a program is canceled it must unless absolutely necessary, for be run again to be complete. example if the glassware is moving around excessively or the wrong Canceling a program because of an program has been selected.

  • Page 34: Program Guide

    Program guide Program Application Powder cleaning agent (follow manufacturers instructions) SHORT For laboratory glassware with light Approx. 20 g in the water-soluble contamination, not powder cleaning agent suitable for denaturing and acid-soluble dispenser. residues such as proteins, metallic salts and amines, for low level soiling and low rinse requirements.

  • Page 35

    "Rinse 2", the machine has to be programmed by a Miele service technician) (Aqua destillata) = distilled water DOS 1 = For dispensing cleaning agent DOS 2 = For dispensing rinsing agent (must be activated by a Miele service technician) DOS 3 = For dispensing neutralizing agent...

  • Page 36: Programming Functions

    Programming functions For future servicing, be sure to document any changes made to the factory settings in the fields provided. General information: – Program selector positions that have no assigned function are represented by a bar ( - ) in the middle of the display. –...

  • Page 37: Buzzer

    Programming functions Buzzer The buzzer can be programmed for the following functions: – a continuous tone at the end of a program, and/or – an error signal that beeps in 1-second intervals. The numbers shown in the display correspond to the following settings: Buzzer off End of program (factory setting) Fault...

  • Page 38: Changing Program Parameters

    Programming functions Changing program parameters The parameters for the Short, Regular and Extended programs can be changed to suit particular requirements. To do this the temperature and the temperature holding time in the Main wash and Final rinse program blocks can be changed. Program parameters cannot be changed unless they are activated within a given program (see "Program Guide").

  • Page 39: Activating Rinse 2

    ^ Press and hold the "Display" ß button until the required number appears in the display, e.g. 51. Value set: To use DI water in the program section "Rinse 2" the machine has to be programmed by a Miele Service Technician.

  • Page 40: Delay Start

    Programming functions Delay start The start of a wash program can be delayed by up to 24 hours in 30 minute stages. Important: If a very long delay start is set there is a danger of items in the machine drying out, impairing cleaning results. Activating delay start Step Display / Result...

  • Page 41: Restoring The Factory Settings

    Programming functions Restoring the factory settings Step Display / Result ^ Press and hold the "Drying" 3 button until E07 appears in the display. ^ Turn the program selector to a program. Default factory setting(s): Re-programmed setting(s): ^ When PP appears in the display, press the 00, the factory settings have "Display"...

  • Page 42: Maintenance

    Maintenance Periodic maintenance for the lab washer is recommended annually. Routine checks The routine checks must be done daily by the user before using the machine. For the routine checks a checklist is supplied with the machine. Check the following points: –...

  • Page 43: Cleaning And Care

    Cleaning and Care Cleaning the coarse filter Wear protective gloves and goggles when cleaning this machine. Cleaning the filters in the wash cabinet The lab washer must not be used without all filters in place. The filters protect the circulation pump from damage caused by foreign objects.

  • Page 44

    Cleaning and Care Cleaning the fine, flat and micro-fine filters ^ Remove the coarse filter. ^ Remove the fine filter from between the flat and micro-fine filters. ^ Then remove together with the flat filter. ^ Clean the filters. ^ Replace the filter combination in reverse order.

  • Page 45: Cleaning The Spray Arms

    Cleaning and Care ^ Unscrew the upper spray arm. Cleaning the spray arms ^ Loosen the knurled nut of the lower The spray arms can get clogged. Check daily and clean if necessary. spray arm and remove. ^ Use a sharp pointed object to push Removing the spray arms particles into the spray arm jets and ^ Remove the baskets.

  • Page 46

    Cleaning and Care Cleaning the drain pump and The drain pump is beneath the non-return valve (see arrow). non-return valve If water has not been pumped away at the end of a program the drain pump or the non-return valve may be blocked. ^ Turn off the machine.

  • Page 47: Cleaning The Water Inlet Filters

    Cleaning and Care Cleaning the water inlet filters Cleaning the filters ^ Disconnect the lab washer from To protect the water inlet faucet, filters are incorporated in the intake hose electricity (unplug it or "trip" the attached to the water supply. If the circuit breaker).

  • Page 48: Cleaning The Control Panel

    Do not use abrasive cleaners, The wash cabinet is mostly self glass cleaners or all-purpose cleaning. cleaners! They will damage the If deposits have built, contact Miele for control panel. info. Cleaning the exterior Cleaning the door seal ^ Stainless steel surfaces can be...

  • Page 49: Baskets And Inserts

    Cleaning and Care Baskets and inserts If available: To ensure the function of baskets and – do the spray arms rotate freely? inserts, they must be checked daily. A – Are the spray jets clogged? See checklist is supplied with the lab "Cleaning and Care - Cleaning the washer.

  • Page 50: Frequently Asked Questions

    ^ Press the On/Off button to switch off the machine. ^ Turn the machine back on and re-start the program. ^ If the error occurs again and cannot be corrected, contact Miele Technical Ser- vice for assistance. You will need to provide the error code ( "F...") .

  • Page 51

    Frequently asked questions What if... Possible fault Solution The "Recharge" The water softener has run Refill the salt reservoir. indicator flashes. out of salt. The "Neutralizer" The neutralizing agent – Fill the container with indicator flashes. container is empty. neutralizing agent The Rinse Aid indicator The rinsing agent container –...

  • Page 52

    Frequently asked questions What if... Possible fault Solution The rinse program is Before addressing the interrupted and the error: "Fill/Drain" indicator – Turn the program selector to f. The error light is flashing. message is erased. – Press the On/Off button to switch off the machine.

  • Page 53

    Frequently asked questions What if... Possible fault Solution After a program, there is – Remove any detergent powdered detergent residue. residue left behind in – Prepare items again. the door dispenser. The dispenser was wet Make sure the dispenser is when it was loaded.

  • Page 54

    Frequently asked questions What if... Possible fault Solution Items made of glass The items are not lab Only use lab washer-safe show signs of washer-safe. glassware. corrosion. No neutralization took Fill the neutralizer place in the program container. sequence. Excessively high Select an appropriate temperatures are causing program or lower the wash...

  • Page 55

    Frequently asked questions What if... Possible fault Solution There are white The water softener setting Test the tap water deposits and/or spots is too low. hardness and program the on the labware. water softener according. Too much powder Be sure you are using the detergent is being used.

  • Page 56

    Frequently asked questions What if... Possible fault Solution The wash result is The baskets and inserts Properly arrange the unacceptable. were incorrectly loaded or glassware. overcrowded. Do not overload baskets and inserts. The program used was not Select an appropriate suited to the type/amount program or modify the of soiling.

  • Page 57

    Frequently asked questions Opening the machine during a power failure The emergency release should only be used when the door cannot be opened normally, e.g. in the case of a power failure. ^ Turn the program selector to "Stop" ^ Press the "On/Off" button to turn the machine off.

  • Page 58: Thermo Switch

    Please proceed as follows. ^ Remove the cause of the problem. ^ Remove the service plinth. ^ Press the reset button on the temperature sensor on the right side. If this switch trips repeatedly, contact the Miele Technical Service Department.

  • Page 59: After Sales Service

    After Sales Service This lab washer must be installed, maintained and repaired by an authorized Miele service technician. Maintenance and repair work performed by unqualified persons can place the user at risk. In the event of a fault which you cannot...

  • Page 61: Installation Instructions

    INSTALLATION INSTRUCTIONS Information is subject to change. Please refer to our website to obtain the most current product specification, technical & warranty information. To prevent accidents and machine damage read these instructions before installation or use.

  • Page 62: Installation

    Installation Removing the lid (if necessary) Please refer to the installation diagram supplied with the machine. If necessary, remove the lid from the machine to make installation possible. Furniture and fittings installed ^ Open the door. near the machine must be of a commercial standard (able to withstand the effects of steam).

  • Page 63

    Depending on the requirements for an To ensure stability, the machine must undercounter installation, a steam be aligned and screwed to the counter. deflector can be ordered from the Miele ^ Open the door. Technical Service Department. The underside of the countertop is protected from steam damage by this stainless steel plate.

  • Page 64: Plumbing

    Plumbing ^ Water valves with Water inlet " male hose thread are to be provided on site. ^ The machine must be connected to They should be easily accessible so the water supply in accordance with the water supply can be turned off if local and national regulations.

  • Page 65

    DI purified water. If the DI water connection is not used, the electronics needs to be reprogrammed by a Miele technician. The water intake hose remains at the rear side of the machine.

  • Page 66: Drainage

    – The machine should preferably be connected to a separate drainage system onsite. If separate drainage is not available, contact your Miele application specialist for advice. The on-site connection needs to be between 2 ft. (0.6 m) and 3 ft 3" (1 m) high measured from the lower edge of the machine.

  • Page 67: Electrical Connection

    A damaged power cord must only – Connection should be made via a be replaced with a genuine Miele suitable isolator, with an on-off switch cord by a Miele service technician. that is easily accessible for servicing work.

  • Page 68: Technical Data

    Delivery head: min. 12" min. 0,3 m, max. 39 " max. 1 m Noise level in dB (A): Sound pressure level LpA < 70 during washing and drying Test marks: Manufacturer's address: Miele & Cie. KG, Carl-Miele-Straße 29, 33332 Gütersloh, Germany...

  • Page 69: Caring For The Environment

    Caring for the environment Disposal of the packing Disposal of an old appliance materials Old appliances may contain materials that can be recycled. Please contact The cardboard box and packing your local authorities about recycling in materials protect the appliance during your area.

  • Page 72

    Alteration rights reserved / 5011 M.-Nr. 09 234 570 / 01 INFORMATION IS SUBJECT TO CHANGE. PLEASE REFER TO OUR WEBSITE TO OBTAIN THE MOST CURRENT PRODUCT SPECIFICATIONS, TECHNICAL & WARRANTY INFORMATION.

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