Operating instructions Washer-disinfector G 7881 en - GB, AU To avoid the risk of accidents or damage to the machine it is essential to read these instructions before it is installed, commissioned and used for the first time. M.-Nr. 07 157 110...
Contents Warning and Safety instructions ........5 Symbols on the machine .
Contents Programmable functions......... . . 34 The following applies to all programmable functions: .
Contents After sales service ..........60 Installation .
The machine should be starting to use it. Keep these commissioned and then maintained instructions in a safe place for only by a Miele authorised and trained reference, and pass them on to any service technician. To ensure future user.
Warning and Safety instructions Personnel operating the machine When using this machine in the should be trained regularly. Untrained higher temperature ranges, be personnel must not be allowed access especially careful not to scald or burn to the machine or its controls. yourself or come into contact with This machine is not a toy! To avoid the irritant substances when opening the...
Only use chemical agents the steam condenser and its formulated for special processes and connections to and from the wash approved by Miele for use with this cabinet must be cleaned and machine. Use of unsuitable agents disinfected whenever any repairs are could adversely affect the components carried out or parts replaced.
Miele Otherwise, the water softener may Application Technology specialists. become damaged. Please follow the advice on installation in these instructions and the separate Installation Instructions.
Miele accessories, can result in residues and cleaning agent. Observe unsatisfactory cleaning and disinfecting safety regulations and wear safety results, for which Miele cannot be held goggles and gloves. liable. Any resultant damage would also Make the door lock inoperable, so that invalidate the machine guarantee.
Description of the machine This washer-disinfector can be used to The cleaning programme as well as any clean, rinse and thermally disinfect a chemical agents must be chosen wide range of reusable medical according to the type of soiling and products used in dental surgeries.
Guide to the machine a On/Off switch I-0 h Check/Fault indicators: p / 6 Inlet//drain b Door release a Add salt c Display Add neutralising agent Add rinsing agent d ß button to switch between the 8 DOS Optical interface for displays for: service technician;...
Guide to the machine a Connection for DOS module K 60 at f Rinsing agent reservoir (with dosage the rear of the machine selector) b Service panel g Rinsing agent level indicator c Filter combination At the rear of the machine: d Salt reservoir –...
Caring for the environment Disposal of the packing Disposal of your old machine material Electrical and electronic machines often contain materials The transport and protective packing which, if handled or disposed of has been selected from materials which incorrectly, could be potentially are environmentally friendly for disposal hazardous to human health and to the and can normally be recycled.
PRE-RINSE D and DRAIN 6 programmes. The machine can be programmed (by a ^ The emergency release cord is Miele approved service technician) to located at the bottom of the machine open during "Drying". behind the service panel. Pull it downwards to open the door.
Water softener Programming the water In order to achieve good cleaning results, the washer-disinfector needs to softener operate with soft water. Hard water ^ Switch off the machine. results in the build-up of calcium deposits on instruments etc. and in the ^ Turn the programme selector to f.
Water softener Table of settings °d mmol/l °f Setting °d mmol/l °f Setting 0 *) 10.1 10.3 10.4 19 **) 10.6 10.8 *) The "0" setting is only for machines which do not have a water softener **) Factory default setting...
These may contain insoluble additives which can impair the functioning of the water softener. If in doubt consult the Miele Professional Department. The salt reservoir holds approx. 2.5 kg of salt.
Water softener Add salt indicator Reactivation takes place automatically during a programme. The programme sequence indicator light a k lights up whilst this is happening. ^ Add salt when the Add salt b k indicator lights up.
– Carry out a protein test on a sample batch of items, e.g. with the Miele Select baskets and inserts which are test kit. appropriate for the application.
Areas of application Loading the machine – Disposable instruments must not be processed in the machine. – Arrange the load so that water can access all surfaces. This ensures Preparing the load that they get properly cleaned. ^ Empty all containers before loading –...
Areas of application Water connection spring Height adjustable top basket adapter The top basket can be adjusted above and below the middle position by 2 cm. Make sure that the spring adapter for water connection engages correctly when a basket or injector unit is Different height items can be inserted in the machine.
Areas of application Upper basket/injector unit O 177/1 Upper basket/injector unit O 177/1 Left hand side of basket: holder and 28 With E 413 insert for 6 thermally stable jets in silicone holders for the direct suction tubes (e.g. Sirona System). injection of hollow instruments.
Areas of application Dental A special holder AUF 1 (optional extra) is required for processing hand pieces and contra angles in top basket O 177/1. Separate operating instructions are supplied with the holder. Hand pieces and contra angles with fibre optic cables should be monitored frequently as fibre optic cables can deteriorate more quickly.
Areas of application E 147/1 for 10 - 12 mouth rinse beakers. It is preferable for mouth rinse beakers to be washed in the top basket. Greater fluctuations in temperatures and mechanical action in the bottom basket area can cause stress cracks and corrosion.
Dispensing chemical agents Adding rinsing agent Rinsing agent is necessary to ensure water does not cling and leave marks on items, and to help items dry faster after they have been washed. Rinsing agent is poured into the storage reservoir and the amount set is dispensed automatically.
Dispensing chemical agents Add rinsing agent indicator Setting the dosage ^ Add rinsing agent to the rinsing The dosage adjuster in the opening has settings adjustable from 1 to 6 (1-6 ml). agent reservoir when the Add rinsing It is set to 3 (3 ml) at the factory. agent indicator H lights up.
Dispensing chemical agents Adding neutralising agent ^ Place the red container with neutralising agent on the floor next to Neutralising agent is used in the interim the machine or in an adjoining rinse stage of some programmes to cupboard. help prevent discolouration and rust spots appearing on the items being cleaned, especially at the joints.
Dispensing chemical agents Add neutralising agent indicator ^ Refill the neutralising agent container or replace it with a full container when the Add neutralising agent indicator w lights up. Please remember to refill the container in good time. Do not let it get empty.
O 190/1 is K 60 (DOS 1, dispensing pump for in the highest position. liquid cleaning agent). The machine must be set up for this by a Miele Otherwise, liquid agent must be approved service technician. The DOS dispensed from DOS 1.
Some types of soiling may require different combinations of cleaning agents and other additives. The Miele Professional Department will be pleased to advise you. ^ Add powder cleaning agent to the compartment. ^ Close the dispenser lid.
Operation Selecting the Drying 0 additional Switching on function ^ Close the door. The Drying additional function may be ^ Open the stopcock. selected immediately after the programme has been selected (except ^ Press the I-0 switch. with Pre-rinse D and Drain 6). When the programme selector is at f, To do this: a point lights up in the display.
Operation During a programme, you can switch * Rinse block 5 (normally for chemical between the following displays: disinfection) can be programmed in as an extra stage in freely programmable – the current temperature, Programme A. It is then not possible to –...
Operation Switching off ^ Arrange the items securely. (Wear protective gloves where ^ Press and release the I-0 switch. necessary, and observe appropriate health and safety regulations relating As the machine is fitted with an to infectious diseases). electric door lock, the door can only ^ Replenish powder cleaning agent if be opened if the I-0 switch is pressed in (see "Opening and...
Programmable functions For future sevicing work, please document any alterations to the factory default settings. Enter any alterations in the appropriate box. General notes: – Switch positions that have not been allocated a function are indicated in the middle part of the display by a bar ( - ). –...
Programmable functions Dispensing liquid cleaning agent via DOS 1 Setting the dosage concentration The dosage concentration must be set exclusively for liquid cleaning agent. Set it according to the manufacturer's recommendations or the official standards required. The dosage concentration must not be altered even if powder cleaning agent is dispensed via the dispenser in the door.
Programmable functions Dispensing neutralising agent via DOS 3 Setting the dosage concentration The dosage concentration for the neutralising agent must be set according to the manufacturer's recommenedations or the official standards required. Step Display / Result ^ Press 0 until E02 appears. ^ Turn the programme selector to the 6 The dosage concentration which o'clock position.
– 3 short beeps followed by a 2 second pause, then 3 short beeps etc will sound as a reminder to remove a test item. The reminder to remove a test item function has to be programmed by a Miele service technician or an authorised and trained Miele Service Dealer.
Programmable functions Changing programme parameters The parameters for programmes A, E and Vario TD can be changed to suit particular requirements. To do this the temperature and the temperature holding time in the Main wash 1 and Final rinse 2 programme blocks can be changed. The programme chart at the end of these instructions shows the factory default settings for the temperature and temperature holding time of the individual programme blocks.
Programmable functions Changing the temperature holding time Step Display / Result ^ Press button 0 repeatedly or hold pressed in until E10 for Main wash 1 the level of the programme block you wish to change E26 for Final rinse 2 appears in the display.
Programmable functions Setting the time and date The serial interface contains the date and time. This data is transmitted to the report printer. You can reset the date and time, e.g. to change from summer to winter time. The individual values of date and time are activated according to the position of the programme selector: "1 o'clock"...
In accordance with IEC 60950 only – Programme end use an industry-standard printer (e.g. in Germany TÜV, or VDE – Fault indications, e.g. insufficient salt approved). The printer must be installed and set up by a Miele approved service technician.
The following operational tests will be carried out within the framework of the This washer-disinfector should be maintenance: serviced by a Miele approved service technician in accordance with local and – A programme will be run as a test national safety regulations after every 1000 operating hours, or every 12-18 –...
In the UK, safety checks should be The following need to be inspected: carried out to the machine every 3 months by a Miele approved service – All filters in the wash cabinet technician in accordance with EN ISO – The spray arms in the machine and 15883 and HTM 2030.
Maintenance Cleaning the filters in the wash Cleaning the coarse filter cabinet The filters in the base of the wash cabinet are designed to prevent coarse soiling getting into the circulation system. A build-up of coarse soiling can cause the filters to clog up. They should, therefore, be checked daily and cleaned if necessary.
Maintenance Cleaning the flat and micro-fine filters ^ Remove the coarse filter. ^ Remove the fine filter from between the coarse and the micro-fine filters. ^ Then remove the micro-fine filter together with the flat filter. ^ Clean the filters. ^ Replace the filters by carrying out the above steps in the reverse order.
Maintenance Cleaning the spray arms ^ Unscrew the upper spray arm. ^ Loosen the knurled thumb nut to The spray arms can become blocked and should therefore be checked every unscrew the lower spray arm. day. ^ Use a sharp pointed object to push ^ After cleaning the spray arms, fit or particles into the spray arm jets, and screw them back into position.
^ To help prevent resoiling Dispensing systems (fingermarks etc.) a stainless steel conditioning agent (available from When processing chemicals are being the Miele Spare Parts Department or used, they should be monitored via the internet on regularly for any dispensing www.miele-shop.com) can also be irregularities.
Cleaning results should be subjected to daily to make sure they are functioning random protein tests, e.g. with the correctly. The washer-disinfector is Miele test kit. supplied with a check list. The following need to be inspected: – Check that rollers on baskets/inserts are free of hindrance and that they are secure.
^ Switch the machine off with the I-0 switch. ^ Switch the machine on again and reselect the programme. ^ If the problem occurs again and cannot be remedied, please contact the Miele Customer Contact Centre. ^ Quote the fault code "F...".
Problem solving guide Fault Possible cause Remedy The 8 DOS indicator Before trying to rectify the starts flashing before problem, you must: the start of a – Turn the programme programme. The selector to f (the fault programme cannot be code goes out).
Problem solving guide Fault Possible cause Remedy The w indicator starts Before trying to rectify the flashing before the problem, you must: start of a programme. – Turn the programme The programme cannot selector to f (the fault be started. code goes out).
Problem solving guide Fault Possible cause Remedy The Add salt indicator The salt reservoir was not Fill carefully with salt. light k flashes. replenished, meaning that the water softener could not be reactivated. A few minutes after the Before trying to rectify the start of a programme, problem, you must: the p / 6 indicator...
Problem solving guide Fault Possible cause Remedy The programme is Before trying to rectify the cancelled and the problem, you must: p / 6 indicator – Turn the programme flashes. selector to f (the fault code goes out). – Switch the machine off with the I-0 switch.
Neutralisation has not – Fill the neutralising been carried out during agent container. the programme cycle. – Programme a neutralisation step into programmes A and E (this must be done by a Miele approved service technician).
Problem solving guide Fault Possible cause Remedy There is corrosion on The chloride content of the Have the water analysed. If instruments. water is too high. necessary, connect the machine to an external water softener unit and use deionised water. Rust has entered the wash –...
Problem solving guide Fault Possible cause Remedy Items are flecked. The rinsing agent dosage Increase the rinsing agent level has been set too low. dosage setting. The rinsing agent reservoir Adding rinsing agent. is empty. The cleaning result is Baskets or inserts have Rearrange the items.
^ Remove the cause of the fault. ^ Remove the service panel. ^ Press the reset button on the heater limiter located on the right-hand side of the plinth. If this switch trips again, contact the Miele Service Department.
Other problems Cleaning the drain pump and The drain pump is situated under the non-return valve (see arrow). non-return valve If water has not been pumped away at the end of a programme, the drain pump or the non-return valve might be blocked.
Other problems Cleaning the filters in the water To clean the filter inlet ^ Disconnect the machine from the mains supply. Filters are incorporated in the screw connection of the water inlet hose to ^ Turn off the stopcock and unscrew protect the water inlet valve.
Service Dealer or the Miele Customer Contact Centre. See back cover for contact details. ^ When calling your Dealer or the Miele Customer Contact Centre, please quote the model and serial number of your machine, both of which are shown on the data plate (see "Electrical connection").
Installation Building the machine under a Please refer to the installation continuous worktop diagrams supplied with the The machine lid must be removed as machine. follows: ^ Open the door. Furniture and fittings installed near the machine must be of a commercial standard able to withstand the effects of steam and condensation.
^ Open the door. Secure the machine This must be done by a Miele Service to the front edge of the worktop using technician. Contact Miele for details. screws through the holes on the left Decor panel dimensions: and right hand sides of the front trim.
3 mm in the mains connection switch. Bonding connection – The mains connection cable may only be replaced by an original Miele There is a screw connection point spare part or an appropriate cable marked with the earth symbol ( ) at with wire end ferrules.
– The machine must be connected to fault code F E will appear in the the water supply in strict accordance display) please contact the Miele with current local and national water Service Department for advice. authority regulations.
If the AD water supply is not used, (see illustration). the electronics must be re-programmed by a Miele approved service technician. The See also the installation diagram inlet hose will remain on the rear of supplied.
Hose clips are supplied for securing it in position. – A longer drain hose (up to 4 m long) is available to order from the Miele Spare Parts Dept. – The drainage system must not exceed 4 metres. See also the installation diagram...
* If installed at altitudes above 1500 m, the boiling point of the suds solution will be lower. Disinfecting temperature parameters should be lowered and the temperature holding time increased (A value) (this must be done by a Miele authorised service technician).
Programme chart Programme When to use Freely programmable programme (programmed by a Miele authorised service technician) For normally soiled items (without disinfection) UNIVERSAL For rinsing heavily soiled items, e.g. after soaking them in disinfecting agent, to avoid the build-up of foam in the machine.
Programme chart Programme sequence Pre-wash Main wash Rinses Rinsing Final rinses Drying * DOS 1 DOS 2 60°C 65°C 3 min 1 min DOS 1 DOS 3 DOS 2 55°C 93°C 5 min 5 min DOS 1 DOS 3 DOS 2 93°C 75°C 10 min...
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