Operating Instructions Laboratory Glassware Washer G 7883 To prevent accidents and machine damage read these instructions before installation or use. UV M.-Nr.
Contents IMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Description of the machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Guide to the lab washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Opening and closing the door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Water softener . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IMPORTANT SAFETY INSTRUCTIONS Installation and Service This appliance is only intended for specialized applications. Only use the appliance for its intended purpose. Any other use, conversion or modification is dangerous. The manufacturer cannot be held responsible for damages caused by improper use of this machine. This appliance complies with current safety requirements. Improper use of the appliance can lead to personal injury and material damage.
IMPORTANT SAFETY INSTRUCTIONS Use Personnel operating the machine should be trained regularly. Children and untrained personnel must not be allowed access to the machine or its controls. BURN AND SCALD HAZARD This washer reaches very high temperatures. Take care when unloading the unit. Let baskets and inserts cool before touching them. Any water which may remain in containers will be very hot and must be emptied into the wash cabinet. BURN HAZARD The heating elements become extremely hot during use.
IMPORTANT SAFETY INSTRUCTIONS Pre-treatments with cleaning or disinfecting agents can create suds, as can certain rinsing agents. For pre-treatment and / or cleaning, only use low-sudsing detergents and disinfecting agents which have been approved by Miele. Suds can have an adverse effect on the cleaning process.
IMPORTANT SAFETY INSTRUCTIONS Accessories Only genuine Miele parts or accessories should be used with the Laboratory Glassware washer. The performance and safety of non-genuine parts or accessories cannot be guaranteed, and use of such parts or items may void the machine warranty. If you have specific questions about machine options or accessories, please call Miele.
Description of the machine The G 7883 is the "industry standard" undercounter washer designed to handle the vast majority of glassware cleaning applications.
Guide to the lab washer a "On/Off" button j "Add liquid detergent" indicator * b "Door" button k "Add rinse aid" indicator c Display l "Add neutralizing agent" indicator d "Display" indicator m "Recharge Softener" indicator e "Drying" indicator n "Check fill/drain" indicator f "Start" indicator o Program sequence display g "Start" button p Program selector h "Drying" button * (only with optional DOS-Module) i "Display" button (toggles between the elapsed time, active wash blocks and actual
Guide to the lab washer a Connection for optional DOS-Module d Powdered detergent dispenser b Filter combination e Rinse aid reservoir (with dosage selector) c Salt reservoir (water softener) f Rinse aid level indicators 9
Opening and closing the door Electric door lock To cancel a program The machine is equipped with an electric door lock. The door can only be opened when the electrical supply to the machine is turned on, and the "On/Off" button is pressed. If a program has to be canceled in an emergency, e.g. the program has been interrupted due to a fault, the door will have to be opened manually. To open the door ^ Press the "Door" button in as far as it will go. At the same time, grip the handle and open the door.
Opening and closing the door To open the door with the emergency release The emergency release should only be used when the door cannot be opened normally, e.g. in the event of a power failure. ^ Turn the program selector to "Stop" f. ^ Press the "On/Off" button to turn the machine off. ^ Take precaution against pressure wave release (rapid opening of the door). ^ Pull the emergency release cable (located at the bottom of the machine behind the service panel) downwards to open the door.
Water softener Before using the machine for the first time, the water softener should be programmed. The water needs to be softened to avoid calcium deposit buildup on the items being cleaned and in the machine itself. To ensure a steady supply of soft water: 1. Make sure the water softener is programmed correctly. The softener contains settings from 1 - 60 gr/gal or 20 - 1080 ppm. 2. The salt reservoir must be filled with reactivation salt.
Water softener Settings Settings 1 - 30 gr/gal 1 - 30 ppm CaCO3 Settings 31 - 60 gr/gal 31 - 60 ppm CaCO3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 *) 20 21 22 23 24 25 26 27 28 29 30 20 40 50 70 90 110 130 140 160 180 200 220 230 250 270 290 310 320 340 360 380 400 410 430 450 470 490 500 520 540 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 31 32 33 34 35 36 37 38 39
Water softener Setting the water softener ^ Turn off the machine with the "On/Off" button. ^ Turn the program selector to the "Stop" f position. ^ Press and hold the "Start" 6 and "Display" ß buttons at the same time. Turn the machine on with the "On/Off" button. The current program status "P..." will appear in the display. The "Fill/Drain" indicator will illuminate. The first time the water softener is set the "Recharge Softener" light will illuminate.
Water softener Filling the salt reservoir Only special, coarse-grained reactivation salt* should be used in this machine. *Available from Miele’s Professional Customer Service Department. Please see back page for more information. Do not use other types of salt, e.g. table salt, agricultural or gritting salt. These could contain components which are insoluble in water and could damage the water softener. If in doubt, consult Miele’s Professional Department. The salt reservoir holds approx. 2.5 kg of salt.
Water softener Salt indicator When the salt reservoir is empty the "Recharge Softener" indicator, b, illuminates to remind you to fill the reservoir. Reactivation takes place automatically during a program. The "Recharging" indicator, a, illuminates while this is occurring.
Adding rinse aid Rinse aid is not used in laboratory glassware cleaning applications. If rinse aid is required, the rinse aid dosage must be activated with assistance from Miele Technical Service. Rinse aid (e.g. Mielclear) is filled in the storage container and dispensed automatically. The storage reservoir holds about 180 ml. ,Inadvertently filling the storage ^ Unscrew the cap. reservoir with detergent will damage the reservoir. Be sure only to use rinse aid in the reservoir.
Adding rinse aid Setting the rinse aid dosage The dosage adjuster (see arrow in the illustration) in the opening has settings adjustable from 1 to 6 (1 - 6 ml). It is preset to "3" (3 ml). ^ Use a flat headed screwdriver to turn the dial to the correct setting. If spots remain on the items, use a higher setting. If smearing or cloudy streaks appear, use a lower setting.
Adding neutralizing agent Neutralizer (pH-level: acidic) neutralizes detergent residue on the surface of glassware and other items being cleaned. It is automatically dispensed in the rinse following the wash step of a program. The relevant program (see "Program Guide" - DOS 3) cannot be started until the dispensing system has been primed. (This function can only be canceled by a Miele Service Engineer.) ^ Place the container of neutralizer (red) next to the machine.
Adding neutralizing agent Setting the neutralizer dosage and priming the neutralizer dispensing system First you need to access the programming mode: To access the programming mode ^ Turn the program selector to "Stop" f. ^ Turn the machine off. ^ Press and hold the "Display" ß and "Start" 6 button. At the same time turn the lab washer on by the main switch I-0. The display shows the current program status "P...". The Fill/Drain indicator lights. ^ Press the "Drying" 0 button twice.
Adding neutralizing agent Priming the neutralizing system ^ Access the programming mode level 2 (see "Adding neutralizer - To access the programming mode"). ^ Turn the program selector to "Universal". "do3" appears in the display. ^ Press the "Display" ß button. The dosage system will be primed automatically. The priming lasts 210 seconds and is complete when "0" appears in the display. ^ Put the selector dial back to the 12 o’clock position and turn the machine off with I-0.
Adding detergent Only use cleaning agents formulated for this machine. Do not use detergents formulated for domestic dishwashers. Liquid detergent It is recommended that mildly alkaline liquid detergents be dispensed via the optional DOS module. Note As a separate option, this machine can also be fitted with a dispenser pump for automatic liquid detergent dispensing (DOS-Module G 60). This is connected externally. Contact Miele for details.
Adding detergent Powdered detergent If you are using powdered detergent, it must be placed in the detergent container prior to every program, except for "Rinse" and "Drain". ^ Add detergent to the compartment. Dosage: approx. 3g/l, equivalent to 30 g per cleaning sequence. ^ Press the opening catch on the container forward. The flap will spring open. The flap is always open at the end of a program. The manufacturer’s instructions should be followed if they differ from the above.
Loading The following instructions relate only to basic preparation and loading of glassware. There are additional requirements for particular applications. Note Loading the machine ^ Do not place items to be cleaned inside of other pieces, where they may be concealed. Remove debris ^ Load items so that water will cover all surfaces. This ensures that they will be properly cleaned. Ensure that no acid or solvent residues, especially hydrochloric acid or chlorides, get into the wash cabinet.
Loading Important: Make sure that the spring adapter for the water connection engages correctly when a basket or injector unit is inserted into the machine. It must be 4 - 5 mm higher than the water connection inlet in the machine. If this is not the case, adjust the adapter by performing the following steps: ^ Loosen the locking ring. ^ Push up the adapter 4 - 5 mm and tighten the locking ring. Select baskets and inserts which are appropriate for the application.
Loading Loading examples O 188 Upper basket For various inserts. O 187 Injector wagon (Upper basket) For direct injection of narrow necked glassware, 34 injectors,160 mm high. E 350 Injector wagon For narrow necked glassware, 15 injectors, 160 mm high; 18 injectors, 220 mm high.
Loading U 874 Lower basket E 106 For various inserts. Stainless steel half insert with 28 spring hooks in 2 different heights for various glassware, e.g. narrow necked flasks, graduated cylinders, medicine bottles, etc. E 109 Stainless steel half insert to accommodate 21 beakers up to 250 ml, Erlenmeyer flasks, round flasks etc.
Loading Adjusting the upper basket The upper basket can be adjusted above and below the middle position by 2 cm. Example: Upper basket O 188/1 and lower basket U 874 (measurements do not include inserts) Upper basket position Upper basket height Lower basket height cm cm inches 15.5 1 6 /8" 28.5 11 1/4" Middle 17.5 6 7/8" 26.5 10 7/16" Lower 19.5 7 11/16" 24.5 9 5/8" Upper inches To adjust the upper basket: ^ Pull out the upper basket, lift from the runners and remove.
Program guide Program Program cycle PreWash Custom Main wash 1 1) Main wash 2 Rinse Rinse 1) Final rinse 1 Final rinse 2 Drying (Optional function) 1) 2) 1) 2) X DOS 1 DOS 3 80°C/3’ 1’ X X DI 75/1’ X DI X X DOS 3 50°C/1’ DOS 1 DOS 3 75°C/3’ 1’ X DI X DI X DI 70°C/1 min X ORGANICA DOS 1 DOS 1 DOS 3 65°C/3’ 85°C/3’ 1 min X X DI X DI 80°C/1’ X STANDARD DOS 1 DOS 3 75°C/3’ 1’ X DI X DI 75°C/1’ X INORGANICA UNIVERSAL X DOS 1 DOS 3 80°C/3’ 1’ X X DI X DI 75°C/1’ X INTE
Program guide Program Program cycle Pre-Wash varioTD SPECIAL 93°C-10’ X Thermal Disinfection and/or main wash 1) Rinse Rinse Final rinse DOS 1 X 55°C/3’ DOS 3 X 1’ X X 93°C/10’ DI (X) DOS 1 X 93°C/10’ DOS 3 X 1’ X X 75°C/3’ DI (X) 1) 2) Drying (Optional function) X = Sections included in a program (with temperature/temperature holding time) 1) 2) 30 Temperature or temperature holding time changeable (see "Programming special functions").
Operation Turning on ^ Close the door. ^ Press the "On/Off" button. When the program selector is at the "Stop" f position, a point lights up in the display. Starting a program ^ Turn the program selector clockwise or counterclockwise to the required program. The temperature of the first rinse of the program selected (except for "Pre-Wash" and "Drain") is shown in the display. The "Start" indicator will flash. ^ Select the "Drying" 0 function if required (see "Drying"). ^ Press the "Start" 6 button.
Operation Drying At the end of a program "Drying" 0 may be selected as an additional feature once a program has been selected (except in the "Rinse" and "Drain" programs). ^ The "Complete" indicator in the program sequence display illuminates, and the "Start" 6 indicator will go out. Drying is phased over 10 minutes. The total running time of the program lengthens accordingly. ^ A "0" will appear in the middle of the display. All indicators will come on and go out in sequence.
Operation Canceling a program ^ Turn the program selector to the "Stop" f position (the program will stop after approximately 2 seconds). ^ Open the door. ,Caution: Water and items in the machine may be hot. Danger of burning or scalding. ^ Arrange the load securely. Wear protective gloves where necessary, and observe appropriate health and safety regulations relating to infectious diseases. ^ Replenish powder detergent, if necessary. ^ Close the door. ^ Select and start the "Drain" program.
Programming special functions For future servicing, please document any alterations to the standard factory settings. General note Program selector positions that have not been allocated to a function are indicated in the middle part of the display by a bar (-). The programming level is called up via the "Stop" f position. Accessing the programming level Before performing any of the special functions that follow, the programming mode of the labwasher controller needs to be accessed.
Programming special functions 1. Setting the dosage concentration and priming the dosage system Before performing any of the following special functions, the programming mode of the controller needs to be accessed. See "Accessing the programming level". 1.1 DOS 1 (Liquid detergent) by DOS unit G 60 or C 60 (Optional accessory) 1.1.1 Setting the dosage concentration ^ Access the programming level E02 of the controller (see "Accessing the programming level").
Programming special functions a) If the dosage concentration is set: b) If the system is primed only (e.g. because the dosage system was completely empty): ^ Turn the program selector to "Custom". "do1" appears in the display. ^ Select programming level "E02" (see "Accessing the programming level"). ^ Press the "Display" ß button. The dosage system will be primed automatically. The priming is done if the display shows "0". ^ Turn the program selector to "Custom". "do1" appears in the display. 1.1.
Programming special functions 1.2.2 Priming the neutralizer system Before performing any of the following special functions, the programming mode of the controller needs to be accessed. 1.2 DOS 3 (Neutralizer) 1.2.1 Setting the dosage concentration The dosage is factory set at 0.10, you may or may not be required to adjust it. a) If the dosage concentration is set: ^ Turn the program selector to "Universal". "do3" appears in the display. ^ Press "Display" ß. The dosage system will be primed automatically.
Programming special functions 2. Changes in wash temperature and / or temperature holding time at "Main wash" (except SPECIAL 93°C-10’ and "Final rinse") Any changes to the wash temperature and/or the temperature holding time should be recorded in the appropriate section of the "Program guide". The factory setting of the cleaning and final rinse temperature with temperature holding time can be seen in the "Program guide".
Programming special functions "Main wash" temperature ^ Main wash 1: Press and hold the "Drying" 0 button until "E09" appears in the display. Main wash 2: Press and hold the "Drying" 0 button until "E12" appears in the display. ^ Turn the program selector to the program to be changed. The current value appears in the display after °C. ^ Press and hold "Display" ß until the desired value appears in the display. To store settings "Main wash" temperature holding time ^ Turn the program selector to "STOP" f.
Programming special functions "Final rinse" temperature ^ Turn the program selector to "STOP" f. ^ Final rinse 1: Press and hold "Drying" 0 until "E22" appears in the display. Final rinse 2: Press and hold "Drying" 0 until "E25" appears in the display. ^ Turn the program selector back to the program to be changed. The current value appears in the display after °C. ^ Press and hold "Display" ß until the desired value appears in the display. To store settings ^ Press the "Start" 6 button.
Programming special functions 3. Setting the buzzer A buzzer can be set to signal the following: – End of program = continuous buzzer – Error = rhythmic buzz – Timer to allow sampling of the last final rinse water = intervals of 3 short buzzes and 2 seconds break ^ Turn the program selector to "STOP" f. ^ Turn the machine off. ^ Press and hold "Display" ß and "Start" 6. At the same time, turn the lab washer on with the "On/Off" button. The displays shows the current program status "P...".
Programming special functions 4. Restoring the factory settings ^ Turn the program selector to "STOP" f. ^ Turn the machine off. ^ Press and hold "Display" ß and "Start" 6. At the same time, turn the lab washer on with the "On/Off" button. The displays shows the current program status "P...". The "Fill/Drain" indicator lights. ^ Press and hold "Drying" 0 until "E33" appears in the display. ^ Turn the program selector to any position (except "STOP"). The display shows either "00" or "PP".
Machine care Filter combination ,The machine must not be used without all the filters in place. The filters protect the circulation pump from damage caused by foreign objects. Cleaning the fine, flat and micro-fine filters ^ Remove the coarse filter. ^ Remove the fine filter (if fitted) from between the flat and the micro-fine filters. The filter combination in the base of the wash cabinet should be inspected regularly and cleaned if necessary.
Machine care Cleaning the non-return valve and drain pump The drain pump is located beneath the non-return valve (see arrow). 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 washer. ^ Remove the filter combination from the wash cabinet. ^ Before returning the non-return valve, check that the drain pump is not blocked. Spin the propeller several times in both directions to check for obstructions.
Machine care Cleaning the filters in the water inlet ^ Replace filters and the seal. Make sure they are sitting correctly. Filters are incorporated in the screw connection of the water inlet hose to protect the water inlet valve. If these filters become dirty, they need to be cleaned, otherwise insufficient water flows into the wash cabinet. ^ Reconnect the hose to the water inlet, making sure that it goes back on straight. ,The plastic housing of the water connection contains an electrical component.
Trouble shooting With the aid of the following guide, minor problems can be fixed without a service call. The Miele control unit includes a wide range of fault codes to indicate specific errors. These fault codes are indicated on the display by a flashing F. . . (Ranging from F1 up to F30.) If one of these codes appears, please contact the Miele Technical Service Department at 1-800-991-9380 for assistance. What if … Possible fault Fix the machine does not start? The door is not properly closed.
Trouble shooting What if … Possible fault the wash cycle finishes – The drain hose is too early, the "Fill/Drain" kinked. indicator flashes and – The drain pump is the fault code "F A" blocked. appears in the display? water in the wash cabinet is not heated, the program sequence lasts too long and the following fault code appears in the display: "F01 - F03, F18, F19"? This machine has a resettable heater limiter, which will switch off the heater in case of over-heating.
Trouble shooting What if … I need to open the door during a power failure? the fault was caused by a possible misfunction. 48 Possible fault Fix – see "Opening and closing the door." – Turn the program selector to "Stop" f (the fault code goes out). – Press the "On/Off" button to turn the machine off. – Turn the machine on again and reselect the program. If there are further difficulties, or if the fault code "F..." appears in the display, please contact the Miele Service Department.
After Sales Service In the event of a fault which you cannot correct yourself please contact the Miele Technical Service Department U 1-800-991-9380 techserv@mieleusa.com l 1-800-565-6435 service@miele.ca Please quote the model of your machine. This information can be found on the machine’s front panel.
INSTALLATION INSTRUCTIONS
Caring for the environment Disposal of the packing material The protective packing materials are environmentally safe and can be recycled. Ensure that any plastic wrappings, bags, etc. are disposed of safely and kept out of the reach of children. Danger of suffocation! 52 Disposal of the appliance Appliances contain materials which can be recycled. Please contact your local authorities about recycling in your area. Ensure that the machine presents no danger to children while being stored for disposal.
Installation Please refer to the installation diagram supplied with the machine. ,Furniture and fittings installed near the machine must be of a commercial standard (able to withstand the effects of steam). Installation options – Free-standing – Undercounter The machine can be installed under a continuous counter or sink drain. The recess must be at least 60 cm wide, 60 cm deep and 82 cm high. Positioning and securing the machine To ensure stability, the machine must be aligned and screwed to the counter.
Installation Removing the lid (if necessary) If necessary, remove the lid from the machine to make installation possible. ^ Open the door. ^ Remove the fixing screws on the left and right sides using a phillipshead screwdriver. ^ Pull the machine lid approx. 5 mm forwards, lift it upwards and remove.
Plumbing Water inlet ^ The machine must be connected to the water supply in accordance with local and national regulations. ^ The washer is constructed so it may be connected to a supply without an extra non-return valve, unless required by code. ^ An acceptable water pressure (flow rate) is 10 - 147 psi. However, the recommended pressure is 25 - 60 psi. If the water pressure is below 30 psi, the fill time will take longer. If the "Fill/Drain" fault code "F..
Plumbing DI-Water connection The machine comes with a standard connection for a pressure-resistant system. The recommended water pressure (flow rate) is 25 - 60 psi however, water pressure of 10 - 147 psi is acceptable. ^ The DI pressure-tested hose (marked "H2O pure") with a 3/4" hose thread must be connected to the on-site water valve for DI purified water. If the DI water connection is not used, the electronics needs to be reprogrammed by a Miele technician.
Plumbing Drainage ^ The drainage system is fitted with a non-return valve which prevents dirty water from flowing back into the machine via the drain hose. ^ 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 onsite drain connection point should be located between 1 ft. (0.3 m) and 3 ft. (1 m) above the lower edge of the machine. If it is lower than 1 ft. (0.
Electrical connection ,All electrical work must be performed by a qualified person in accordance with local and national safety regulations. The machine comes equipped for connection to a 208 V, 60 Hz, 3 phase power supply. It is equipped with a 6 ft. long, 12/4 AWG power cord, without a plug. A plug, rated for the required power which will fit the receptacle, is to be supplied by the electrician doing the installation. It should be connected to the main power supply.
Electrical connection Grounding connection ^ The ground lead must be connected to the screw connection point (marked with the ground symbol 8) at the back of the machine. Removing the service panel Disconnect the machine from the main electrical supply. ^ Remove the fixing screws, a, from the service panel. ^ Hold the service panel at both sides and pull upwards. ^ Unscrew the facing, b. Remove the plastic protective cap. ^ See the supplied installation diagram.
Technical data English 7 Metric 5 Height: 33 /16" (32 /16") 85 (82) cm Width: 23 5/8 " 60 cm Depth: 23 5/8 " 60 cm Voltage: 208 V Power cord approx. 5’ 11" 1.8 m Water pressure (flow rate): Recommended 25 - 60 psi Acceptable 10 - 147 psi 1.72 - 4.13 bar .7 - 10 bar Cold or Hot water connection up to max. 158°F 70 °C DI-Water connection Recommended Acceptable 25 - 60 psi 10 - 147 psi 1.72 - 4.13 bar .7 - 10 bar Delivery head: min. 12" max. 39 3/8" 0.3 m 1m Drainage length: max.
All rights reserved / 1104 This paper has been bleached without the use of chlorine. M.-Nr.
