Operating and Installation Instructions Laboratory Glassware Washer G 7827 / G 7828 To prevent accidents and machine damage read these instructions before installation or use. UV M.-Nr.
Contents IMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Description of the machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Opening and closing the lift door. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Automatic mobile unit recognition (AWK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Mobile unit coding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Contents Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Maintenance and care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Process validation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Routine checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IMPORTANT SAFETY INSTRUCTIONS This machine conforms to current safety requirements. However, inappropriate use can lead to personal injury and property damage. Read the operating instructions carefully before using this machine. The manufacturer cannot be held responsible for damage caused by non-observance of these Important Safety Instructions. Use This machine is designed for commercial use and for specialized applications only, as described in these Operating Instructions.
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. The manufacturer’s safety conditions must be observed at all times. The water in the machine must not be used as drinking water. Be careful when sorting items with sharp pointed ends.
IMPORTANT SAFETY INSTRUCTIONS The following points should be observed to assist in maintaining quality standards, for critical lab glassware, to protect patients, and to avoid damage to the loads being cleaned. Use only Miele approved cleaning agents with this machine. Use of unsuitable cleaning agents could adversely affect the components of the machine. Damages resulting from using unsuitable cleaning agents are not covered by the warranty. Pre-treating (e.g.
IMPORTANT SAFETY INSTRUCTIONS The mobile units and special inserts should only be used for their specific application. Empty any containers or utensils before arranging them in the machine. Do not allow any remains of acids, solvents or corroding ferrous material, and in particular hydrochloric acid or chloride solutions to get into the wash cabinet. Similarly avoid any materials with a corrosive effect. The presence in compounds of any solvents should be minimal, (especially those in hazard class A1).
Description of the machine 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 Electronic controls 10
Description of the machine a Display with screen saver The background light turns off automatically after 15 minutes. ^ Press any key to turn the background light on again.
Description of the machine Unclean side a Drying unit (TA) b Steam condensor (DK) behind top housing (Optional) c Electronic circuit board "Profitronic" (see "Programming manual") d Controls 12 e Power switch (with "Emergency cut-off" function for Service) f Lift door (closed) g Adapter for the "Miele transfer" cart h Service panel
Description of the machine Unclean side a Lift door (open) b Filter combination c Containers for dosage system DOS 1 - DOS 4 13
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 14
Opening and closing the lift door The lift door can only be opened when: To open the lift door – the lab glassware washer is connected to the electrical supply, ^ Press the 5 door button. The lift door rises. – the red ("emergency cut off") switch is in the I-ON position, – the I-0 On-Off button is pressed in, and – 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" electronic control unit) must match. ^ Each mobile unit must be coded before being used for the first time. See "Mobile unit coding".
Automatic mobile unit recognition (AWK) Mobile unit coding strip Setting mobile unit coding 15 different codes can be set. They are assigned to program places 1 to 15. To set or alter the coding of a mobile unit with automatic recognition (AWK) proceed as follows: Under "System function - Selector switch organization" the matching programs have to be put into the first 15 program places. Prog.
Automatic mobile unit recognition (AWK) ^ Set the program place coding. ^ Place the track in the holder of the mobile unit and screw firmly in place. Bit 6 is not an integral part of the modifiable magnetic strip. Make sure that you code mobile units with side coupling to a track where Bit 6 is set to I. Mobile units without side coupling must be coded with a track that does not have Bit 6. ^ Put the magnetic strip back in the track.
Application The machine can be fitted with a variety of mobile units, baskets and inserts, depending on the cleaning application desired. Check before cleaning – Are the items to clean correctly sorted, loaded and connected? – Are the spray arms clean and can they rotate freely? – Is the filter combination free of coarse soiling? Clean if necessary.
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. ^ Hollow vessels such as beakers, measuring cylinders, flasks, etc. should be inverted and placed in the correct inserts so that water can flow in and out unrestricted.
Application 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. can be arranged in full size, half or quarter inserts in the higher or lower levels. Mobile injector units are available for direct injection spraying of narrow necked flasks, pipettes, 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. The dosing rate is 200 ml/min. – Dispensing system DOS 2 (white). The dosing rate is 105 ml/min. – Dispensing system DOS 3 (red). The dosing rate is 105 ml/min. – Dispensing system DOS 4 (green).
Adding liquid detergents and neutralizers Filling the containers with liquid agents ^ Turn the machine off using the power switch. ^ Place the siphon tube from the detergent dispensing pump firmly into the container opening (observe the color code). ^ Open the service panel and lift it up and out at the bottom. Once the storage containers have been filled the message clears. Remember to refill the containers in a timely manner, they should not be emptied completely.
Adding liquid detergents and neutralizers Priming the liquid dispensing systems Dispensing system maintenance Before the machine is first used, and later if one or more containers have been allowed to empty, the dispensing system(s) for liquid agents must be primed. To ensure safe function, the following maintenance should be carried out by a Miele Service Technician at specified intervals. ^ Press the ON/OFF I-0 button. Every 12-18 months: ^ Select operating level "B".
Operation Turning on Changing the operating level ^ Open the water supply (if turned off). ^ Press 1 and 2 at the same time. Operating levels A B C D will appear in the display. ^ 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" is displayed. ^ Select the operating level you want using the 1 or 2 keys. ^ Press 6 to confirm selection.
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. See the Programming Manual section on "System Functions" for details on assigning programs. Once programs are assigned to access level "A" they can be operated in the following manner. ^ Select operating level "A".
Operation 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. Important: 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" button. Otherwise inadequate cleaning could result.
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< with the 1 button. The cursor > < flashes. ^ Press the "Start" 6 button. The program is cancelled and the water is drained. DRAIN WATER appears in the display. ^ After the water has been drained the required program can be selected and restarted.
Operation 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. >CANCEL< OR >CONTINUE< appears in the display. ^ Open the door. Important G 7828: Which door can be opened will depend on what setting has been programmed under MACHINE FUNCTION / DOOR MECH. (see the Programming manual).
Serial interface Each machine is supplied with a 16’ 5" (5 m) long interface cable for data transfer between the 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 printer settings are described in the chapter PC/Printer function in the Programming manual.
Maintenance 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 A function check is done with the following: – a program is run as a test – ensure proper wash temperatures – ensure a water tight door seal – all safety relevant measure systems (Display of faults).
Maintenance Process validation Routine checks The standard of cleaning processes must be ensured by the user as a routine matter. 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, – the wash cabinet and the door seal, and – the mobile units, baskets and inserts.
Maintenance Cleaning the filters in the wash cabinet Cleaning the flat filter 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. Cleaning the fine filter ^ Remove the flat filter and clean if necessary.
Maintenance Cleaning the spray arms Labwasher 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. ^ Loosen the nut with a 60 mm wrench and pull the spray arm upwards or downwards respectively. Mobile unit / insert spray arms ^ Turn the nut with the spray arm counterclockwise and pull the spray arm downwards.
Maintenance Cleaning the control panel Cleaning the wash cabinet ^ Clean the control panel with a damp cloth or with a glass/plastic cleaner. To disinfect use an approved cleaning agent. The wash cabinet is mostly self cleaning. ,Do not use abrasive or all purpose cleaners! They will damage the surface. Cleaning the exterior ^ Stainless steel surfaces can be cleaned using a non-abrasive stainless steel cleaner or with dishsoap and warm water. If deposits have built, call Miele for info.
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.
Maintenance Report printer (Option) Replacing the ribbon cartridge Replacing the print paper ^ Open and pull down the printers front panel. Replace the print paper, 2 ¼" (58 mm) wide, when the red indicator lights in the report printer. ^ Open and pull down the front panel of the printer. ^ Take the empty roll together with its spindle from the roll holder, fit the new roll on the spindle and put it back in place.
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 connection").
INSTALLATION INSTRUCTIONS
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. ^ Confirm the instruction >CONTINUE< with 6.
Electrical connection 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. The machine must only be operated with the voltage, frequency and fusing shown on the data plate.
Plumbing Water connection This machine must be connected to the water supply in accordance with all national and local plumbing codes. ,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. Water supply pressure Hot + Cold water connection = min. 22 psi - max.
Plumbing Requirements (refer to the Installation Diagram for more information) 1. Cold water connection One 1/2" (13 mm) cold water supply line with a standard 3/4" (19 mm) male hose thread faucet is needed. The cold water supply hose is marked with blue tape. 2. Hot water connection One 1/2" (13 mm) hot water supply line with a standard 3/4" male hose thread faucet is needed. The water temperature must not exceed 158°F / 70°C (recommended: 140°F / 60°C). The hot water supply hose is marked with red tape.
Technical Data Height: 98 7/16" (250 cm) (minimum room height) Width: 45 ¼" (115 cm) Depth: 34 ¼" (87 cm) Weight (net): approx. 1,210 lbs (550 kg) Operating weight approx.
Caring for the environment 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. Disposal of an old appliance Old appliances may contain materials that can be recycled. Please contact your local authorities about recycling in your area.
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