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Miele G 7835 Operating Instructions Manual

Miele operating instructions laboratory glassware washer g 7835
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Operating Instructions

Laboratory glassware washer
G 7835
To prevent accidents
and machine damage
read these instructions
installation or use.
M.-Nr. 06 214 820



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  Summary of Contents for Miele G 7835

  • Page 1: Operating Instructions

    Operating Instructions Laboratory glassware washer G 7835 To prevent accidents and machine damage read these instructions installation or use. M.-Nr. 06 214 820...
  • Page 2 Electric door lock ..........11 To open the door with the emergency release.
  • Page 3 ..........32 Cleaning the filters in the wash cabinet .
  • Page 4 (e.g. electric shock). A damaged machine is dangerous. Turn off the machine immediately at the main 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 5 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 solvent, as the danger of an explosion exists. The manufacturer’s safety conditions must be observed with all chemical agents.
  • Page 6 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. When a chemical additive is recommended, the manufacturer of...
  • Page 7 Instructions. Only specific additional equipment made by Miele should be connected to this machine. Consult the Miele Professional Group on the type and application of such equipment. When discarding a lab washer, disconnect it from the power supply, remove the door to the wash cabinet and cut off the power cord.
  • Page 9 with screen saver, background light switches off automatically after 15 minutes, hit any key to turn the background light on again. moves the cursor to the left: – to the previous menu – to the previous parameter – to the previous input location moves the cursor to the right: –...
  • Page 10 a Drying unit (TA) b Dispenser for neutralizing agent (red) and liquid detergent (blue) c Filter combination d Salt reservoir (water softener) e Service panel f Validation Access Port g Connection for DOS-module G 60 for addition of a third dosing line - rear side - h Serial interface - rear side (left upper side, behind...
  • Page 11: Electric Door Lock

    The machine is equipped with an electric door lock. The door can only be opened if: – the machine is connected to the electrical supply, – the ON/OFF button – no wash program is running. ^ Press the 5 door button, grasp the door handle and pull open the door.
  • Page 12 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.
  • Page 13 To program the water softener, go to the REACTIVATE menu. After calling up the REACTIVATE menu the following appears in the display: OPERATING INFORMATION REACTIVATE HARDNESS SETTING IN >°D WATER HARDNESS SOFTENER CAPACITY Select the type of unit you wish to use for setting the water hardness level: ^ Activate the input position, select the type of unit e.g.
  • Page 14: 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...
  • Page 15 Replenish the reactivation salt when the message ADD SALT is displayed. Reactivation takes place automatically during a program. During this process the message REACTIVATION is displayed.
  • Page 16 In operating level C the optional Automatic mobile unit recognition (AWK) feature 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. ^ Each mobile unit must be coded before being used for the first time.
  • Page 17 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. Program Bit 1 Bit 2 Bit 3 location The coded total must be an even number.
  • Page 18 Bit coding set according to the chart is visible through the round windows in the track. ^ Place the track in the holder of the mobile unit and screw firmly in place. The magnetic strip on the G 7835 must have magnets.
  • Page 19 The machine can be fitted with a variety of mobile units, baskets and inserts, depending on the cleaning application in question. The diversity of these units and inserts is so great that it is not possible to illustrate them all or give detailed instructions on their use here.
  • Page 20 ^ Load the items to be washed so that water can access all surfaces. This ensures that it is properly cleaned. ^ Do not place items to be cleaned inside other pieces where they may be concealed. ^ Hollow vessels such as beakers, measuring cylinders, flasks, etc.
  • Page 21 Make sure that the spring adapter for water connection engages correctly when a basket or injector unit is inserted in 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. ^ Loosen the lock ring.
  • Page 22 Wide necked glassware, wide necked erlenmeyer flasks and petri dishes or glassware with a cylindrical form, e.g. test tubes can be cleaned by a rotating spray arm inside and outside. General glassware used in laboratories, e.g. beakers, conical flasks, petri dishes, test tubes etc.
  • Page 23 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 2 dispensers as standard: – Dispensing system DOS 1 (blue) to dispense liquid cleaning agent. The dosing rate is 120 ml/min.
  • Page 24 ^ Turn the machine off. ^ Pull the door of the storage cabinet (with container for liquid agents) open. ^ Take the storage container out of the unit, open it and fill with the agent required (observe the color code). ^ Insert and secure the siphon tube into container (observe the color code).
  • Page 25 58-61, but they can be allocated to other program places. To ensure safe function the following maintenance should be carried out by a Miele Service Technician at specified intervals. button. Inspect the hoses in the dispensing system(s). Replace if necessary.
  • Page 26: Mobile Unit Coding

    (with "emergency cut-off function") set When switching on, selecting or changing the operating level there are four operating levels available: A = Fixed program / Programs with free access B = Free program selection C = AWK – Automatic mobile unit recognition (program selection via mobile unit coding) D = Programming / free program...
  • Page 27 You can find detailed and important information regarding the Miele default programs in the program chart of the supplied Programming Summary. To utilize access level "A", fixed programs must be assigned for access. See the Programming Manual section on "System Functions" for details on assigning programs.
  • Page 28: Setting Mobile Unit Coding

    ^ Select operating level "C". ^ Push the coded mobile unit into place (See Setting mobile unit coding"). ^ Close the door. It is absolutely essential to check that the program required for this mobile unit is the one shown in the display, before starting the program by pressing the "Start"...
  • Page 29 If the "Start" button 6 has already been pressed: ^ Press the "Stop" 7 button (the program is interrupted). >CANCEL< OR >CONTINUE< appears in the display. ^ Select >CANCEL< with the 1 cursor button. (The cursor > < flashes.) ^ Press the "Start" 6 button (the program is cancelled and the water is drained).
  • Page 30 If a program needs to be interrupted or cancelled: ^ Press the "Stop" 7 button (the program is interrupted). >CANCEL< OR >CONTINUE< appears in the display. ^ Open the door. Important for machines with a With the setting "WITHOUT DOOR INTERLOCK"...
  • Page 31 Each machine can be supplied with a 5 m long interface cable for data transfer between the Profitronic system and an external report printer or PC. The serial interface is RS 232 compatible. Various printers can be used as external printers: –...
  • Page 32 Wear protective gloves and goggles when cleaning this machine. The machine must not be used without all the filters in place! The filter combination in the base of the wash cabinet should be inspected regularly and cleaned if necessary. Watch out for sharp objects which could cause injury.
  • Page 33 ^ Remove the coarse filter. ^ Remove the fine filter from between the flat and the micro-fine filters. ^ To unscrew the micro-fine filter, grasp the two tabs and turn twice counterclockwise. ^ Then remove together with the flat filter. ^ Clean the filters.
  • Page 34 If water has not been pumped away at the end of a program the drain pump or the non-return valve may be blocked. ^ Remove the filter combination out of the wash cabinet. ^ Tilt the locking clamp to the side. ^ Pull out the non-return valve and rinse well under running water.
  • Page 35 Filters are incorporated in to the intake hose attached to the washer’s shut off valve. The filters must be cleaned when dirty or insufficient water flows into the wash cabinet. The plastic valve housing on the intake hose contains electrical components and should immersed or run through water.
  • Page 36 The coarse filter should be changed when the message "CHANGE TA COARSE" flashes in the display. ^ Open the door of the storage cabinet. ^ Take out the metal perforated plate at the drying unit. ^ Change the coarse filter. The soft filter side must face the front with the part imprinted.
  • Page 37 This filter should only be changed by a Miele Service Technician. A smooth operation of the machine can only be achieved if an original "Miele" HEPA-filter is used. After the HEPA filter has been changed set the operating timer to zero, as...
  • Page 38 Unauthorized repairs could cause personal injury or machine damage. In the event of any problems which cannot be corrected, please contact the Miele Technical Service Department. Messages regarding the operating status of the machine and fault messages are shown in the display.
  • Page 39 Should you have any difficulties please contact the Miele Technical Service Department. See back cover for addresses. ^ Please quote the model and serial number of your machine. This information can be found on the data plate (see also "Electrical...
  • Page 42 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. Old appliances may contain materials that can be recycled.
  • Page 43 Depending on the requirements for installation, the following ordered from the Miele Technical Service Department. The underside of the countertop is protected from steam damage by a stainless steel plate.
  • Page 44: Cleaning The Water Inlet Filters

    If the water pressure is not in the range of 10 - 145 psi the message CHECK WATER INLET will be displayed. Contact the Miele Technical Service Department. ^ The machine is supplied standard to be connected to a cold (coded blue) a hot (coded red) water supply to a maximum temperature of 158 °F...
  • Page 45 DI purified water. If the DI water connection is not used, the electronics must be reprogrammed by a Miele technician. The water intake hose remains at the rear side of the machine.
  • Page 46 ^ The machine should preferably be connected to a 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) If it is lower than 1 ft.
  • Page 47 It can be converted to use a single phase power supply in accordance with the conversion and wiring diagram. The cord must be changed from a 12/4 AWG to a 10/3 AWG. Contact Miele Technical Service for more information. Voltage: 208 V, 1 phase...
  • Page 48 The machine must only be operated with the voltage, frequency and fusing shown on the data plate located on the rear of the machine, and on the plinth (behind the service panel). is secured to the inner side of the service panel. Disconnect the machine from the main electrical supply.
  • Page 49 Height: Width: Depth: Voltage: Power cord Water pressure (flow rate): Recommended Acceptable Cold or Hot water connection DI-Water connection Recommended Acceptable Delivery head: Drainage length: Water intake hose Drain hose: Noise level in dB (A): Sound pressure level LpA Free stand unit: (washing) (drying) Built under counter: (washing)
  • Page 52 All rights reserved/3404 M.-Nr. 06 214 820 / 01 This paper has been bleached without the use of chlorine.