Miele G 7804 Operating Instructions Manual Download Page 7

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At the back of the machine:
Connection for DOS-Module
- DOS G 60 for liquid cleaning agent,
- DOS G 10 for neutralising agent

Filter combination

Salt reservoir

Dispenser for powder cleaning agent

Dispenser for rinsing agent or
neutralising agent (with dosage
selector)

Level indicator for rinsing agent or
neutralising agent

Guide to the machine

Summary of Contents for G 7804

Page 1: ...hwasher for laboratory glassware G 7804 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 09 234 500 en GB AU ...

Page 2: ...ne 20 Water connection spring adapter 22 Height adjustable upper basket 22 Laboratory glassware 23 Chemical processes and technology 25 Dispensing chemical agents 30 Dispensing neutralising or rinsing agent 30 Filling the reservoirs 31 Adjusting dosage 32 Dispensing neutralising agent via the DOS module optional 32 Add neutralising agent indicator 33 Add rinsing agent indicator 33 Adding cleaning ...

Page 3: ...0 Dispensing neutralising agent via DOS 3 41 Setting the dosage concentration 41 Venting the dispensing system 41 Buzzer 42 Changing programme parameters 43 Changing the temperature 43 Changing the temperature holding time 43 Activating Rinse 2 44 Delay start 45 Resetting to factory default settings 46 Maintenance 47 Service 47 Routine checks 47 Cleaning the filters in the wash cabinet 48 Cleaning...

Page 4: ...ice 63 Installing the machine 64 Building the machine under a continuous worktop 64 Electrical connection 66 Plumbing 67 Connection to the water inlet 67 AD water connection pressurised ö 0 6 10 bar 60 1000 kPa 68 AD water connection non pressurised 0 085 0 6 bar 8 5 60 kPa optional 68 Drainage 69 Programme chart 70 Technical data 72 Contents 4 ...

Page 5: ... them by hand The cleaning programme as well as any chemical agents must be chosen according to the type of soiling and load being processed The agents used in the machine for reprocessing the products should be selected according to the level of cleaning required as well as the area of analysis or analytical method where the product will be used The use of a suitable carrier mobile unit module in...

Page 6: ... time Check Refill indicators j8 DOS Optical interface for service technician when connected to a G 60 DOS module Add liquid cleaning agent kH Add rinsing agent lw Add neutralising agent mk Add salt np 6 Inlet drain oProgramme sequence indicators k Reactivation I Pre wash l Main wash H Interim rinse Final rinse c Drying r Programme finished pProgramme selector f Stop A SHORT B MEDIUM C LONG 6 DRAI...

Page 7: ...d cleaning agent DOS G 10 for neutralising agent bFilter combination cSalt reservoir dDispenser for powder cleaning agent eDispenser for rinsing agent or neutralising agent with dosage selector fLevel indicator for rinsing agent or neutralising agent Guide to the machine 7 ...

Page 8: ...indoor use only Please pay attention to the following notes to avoid injury and damage The dishwasher should be commissioned and then maintained and repaired by a Miele authorised and trained service technician only A Miele service contract is recommended to ensure compliance with GLP Guidelines Unauthorised repairs and other work could be dangerous for which the manufacturer cannot be held liable...

Page 9: ...harp items should be placed in baskets with the pointed ends facing downwards If the door is opened with the emergency release cord there is a danger of burning scalding or chemical burning or if disinfecting agents are being used a danger of inhaling toxic vapours Where there is a risk of toxic or chemical substances occuring in the suds solution e g aldehyde in the disinfecting agent it is essen...

Page 10: ...rocesses and technology Where a chemical additive is recommended on technical application grounds e g a cleaning agent this does not imply that the manufacturer of the machine accepts liability for the effect of the chemical on the items being cleaned Please be aware that changes in formulation storage conditions etc which may not be publicised by the chemical manufacturer can have a negative effe...

Page 11: ... installation in these instructions and the separate Installation Instructions Using accessories Only use genuine Miele original accessories with this machine and only use them for the purposes they are designed for Consult Miele on the type and application of such equipment Only use Miele mobile units baskets and inserts in this machine Using accessories mobile units and inserts made by other man...

Page 12: ...ore disposal For environmental and safety reasons ensure the machine is completely drained of any residual water chemical residues and cleaning agent Observe safety regulations and wear safety goggles and gloves Make the door lock inoperable so that children cannot accidentally shut themselves in Then make appropriate arrangements for the safe disposal of the machine The manufacturer cannot be hel...

Page 13: ...ld machine Electrical and electronic machines often contain materials which if handled or disposed of incorrectly could be potentially hazardous to human health and to the environment They are however essential for the correct functioning of your machine Please do not therefore dispose of it with your general waste Please dispose of it at your local community waste collection recycling centre or c...

Page 14: ...It is still possible to open the door during the PRE RINSE D and DRAIN 6 programmes The machine can be programmed by a Miele approved service technician to open during Drying To close the door Lift the door upwards and push until it clicks shut Do not press the door release button whilst shutting the door To open the door with the emergency release The emergency release should only be used when th...

Page 15: ...useful to make a note of your water hardness level Enter the water hardness below dH Programming the water softener Switch off the machine Turn the programme selector to f Press 4 and 6 at the same time hold them in and whilst doing so switch the machine on with the I 0 switch The current programme status P will appear in the display The indicator light p 6 will come on Press 3 once E01 will appea...

Page 16: ... 45 47 49 50 52 54 56 58 59 61 63 65 67 68 70 0 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 31 32 33 34 35 36 37 38 39 dH mmol l f Setting 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 7 2 7 4 7 6 7 7 7 9 8 1 8 3 8 5 8 6 8 8 9 0 9 2 9 4 9 5 9 7 9 9 10 1 10 3 10 4 10 6 10 8 72 74 76 77 79 81 83 85 86 88 90 92 94 95 97 99 101 103 104 106 108 40 4...

Page 17: ...the salt reservoir with cleaning agent will damage the water softener Before filling the salt reservoir make sure that you have picked up the right packet of reactivation salt Remove the bottom basket from the machine Unscrew the salt reservoir cap Before filling the salt reservoir with reactivation salt for the first time you must fill it with approx 2 5 litres of water to enable the salt to diss...

Page 18: ... cabinet The programme sequence may be delayed for a few minutes after the start of the PRE RINSE D programme This is not a fault The water softener is being reactivated 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 Water softener 18 ...

Page 19: ...ter can access them unhindered Are the spray arms clean and do they rotate freely Are the filters clean Remove any coarse soiling and clean them properly if necessary Is the adapter connecting the water supply to the spray arms jets correctly connected Are all chemical containers filled sufficiently At the end of each programme Carry out a visual check of the load for cleanliness Check that all ho...

Page 20: ... of them unrestricted Deep sided items should be placed at an angle to make sure water runs off them freely Tall narrow hollow items should be placed in the centre of the baskets to ensure better water coverage Lightweight items should be secured with a cover net e g an A6 and small items placed in a mesh tray to prevent them blocking the spray arms Mobile units or baskets with an adapter must eng...

Page 21: ...ues etc Pre treatment prior to machine processing In certain cases soiling that is difficult or impossible to remove e g silicone grease sticky labels etc which could affect the cleaning results must be removed manually before being machine processed It is the user s responsibility to decide whether items contaminated with substances such as micro biological material pathogens facultative pathogen...

Page 22: ...adaptor b Tighten lock ring c Height adjustable upper basket The upper basket can be adjusted above and below the middle position by 2 cm Different height items can be processed in this machine depending on the position the upper basket is set at and the inserts used To adjust the upper basket Pull out the upper basket until a resistance is felt lift from the runners and remove Unscrew the roller ...

Page 23: ...measuring flasks and pipettes a mobile injector unit or injector basket is required Mobile injector units and baskets for narrow necked laboratory utensils are supplied with their own operating instructions The following instructions relate only to basic preparation and loading of laboratory utensils Petri dishes and similar should be placed in the correct insert with the soiled side facing the ce...

Page 24: ...nels and beakers E 118 for Petri dishes or E 134 for microscope slides Lower basket U 874 1 For various inserts e g E 136 for Petri dishes and E 403 for watch glasses E 106 2 For wide necked beakers measuring cylinders or medicine bottles E 109 For beakers Areas of application 24 ...

Page 25: ...and rectify it Check the process used regularly to monitor foaming levels See information regarding Chemical agents Soiling and Reaction between chemical agents and soiling Corrosion to stainless steel in the wash cabinet and to accessories can give them a different appearance rust red marks discolouration black marks discolouration white marks discolouration etched surface Corrosive pitting can l...

Page 26: ...tics in the machine and accessories Observe the chemical agent manufacturer s instructions and recommendations Carry out a regular visual check of any accessible elastomers and plastics for damage The following chemical agents can cause large amounts of foam to build up cleaning agents and rinsing agents containing tensides Foam can occur in the programme block in which the chemical agent is dispe...

Page 27: ...s in the machine damage to certain plastics e g polycarbonate and plexiglass in the load being processed De foaming agents should be used in exceptional cases only for instance when absolutely essential for the process The wash cabinet and accessories should be periodically cleaned without a load and without de foaming agent using programme B or C Please contact Miele for advice Chemical processes...

Page 28: ...ng washing and rinsing some disinfecting agents and dishwashing detergents reagents for analysis e g for microtiter plates cosmetics hygiene and care products such as shampoos and creams analytical applications active foaming agents such as tensides Thoroughly rinse items in water beforehand Select programme C pre cleaning with cold or hot water Depending on application use de foaming agents that ...

Page 29: ...h as blood can cause a heavy build up of foam when processed with alkaline chemical agents Use Programme C pre cleaning with cold water where a cold water connection is available Pre treat items to be processed if necessary where only a hot water connection is available Non precious metals such as aluminium magnesium and zinc can release hydrogen when processed with very acidic or alkaline chemica...

Page 30: ...le see Dispensing neutralising agent via a DOS module Neutralising agent Neutralising agent pH level acidic neutralises residues of alkaline cleaning agents on the surface of instruments and utensils The neutralising agent is automatically dispensed in the programme stage Rinse 1 following the main wash of a programme The dispensing system reservoir must be filled and the dishwasher programmed to ...

Page 31: ...washers Do not fill with cleaning agent This would damage the reservoirs Open the door fully Undo the screw caps Add liquid agent until the level indicator is dark see arrow on illustration Use a funnel if necessary Each reservoir holds approx 180 ml Screw the caps back on Mop up any spilt liquid agent This prevents over foaming occurring during the next programme Dispensing chemical agents 31 ...

Page 32: ...ect a higher dosage If clouding or smearing appears on items When using neutralising agent select a higher dosage When using rinsing agent select a lower dosage Dispensing neutralising agent via the DOS module optional A neutralising agent can be dispensed via the optional DOS module G 10 DOS 3 dispensing pump for neutralising agent The machine must be set up for this by a Miele approved service t...

Page 33: ...ode Place the container on the floor next to the dishwasher or in an adjoining cupboard Please remember to refill the container in good time Do not let it get empty See Programmable functions for details on how to vent the dispensing system and set the dosage amount Add neutralising agent indicator The container for neutralising agent should be refilled when the w indicator lights up Add rinsing a...

Page 34: ...onal extra for the dispensing of liquid cleaning agent Dispensing powder cleaning agent Avoid inhalation of powder cleaners These chemicals can cause burning in the mouth and throat if swallowed and can inhibit breathing When using the following upper baskets liquid cleaning agent must be dispensed from the DOS module G 60 O 175 O 176 O 176 1 O 183 O 184 O 187 O 190 2 Powder cleaning agent must be...

Page 35: ...will need to repeat the programme For environmental reasons please consider the following points when selecting a cleaning agent What level of alkalinity is required to achieve the correct level of cleaning Is active chlorine required for disinfection or oxidation pigment removal Are tensides required for dispersal and emulsification Some types of soiling may require different combinations of clea...

Page 36: ...ear in the display except with D and 6 The indicator light next to the Start button 6 will flash Selecting the Drying 3 additional function The drying additional function may be selected immediately after the programme has been selected except with Pre rinse D and Drain 6 To do this Press 3 The drying phase operates with pulsed heating for ten minutes The total running time of the programme length...

Page 37: ...e Final rinse c Drying r End of programme Programme parameters have been achieved Programme end The programme has ended when r lights up constantly in the programme sequence display and the 6 indicator has gone out A 0 will appear in the middle of the display All the other indicators come on and go out in sequence At the same time a buzzer sounds for a maximum of 30 seconds default setting The buz...

Page 38: ... only be cancelled in extreme cases e g when articles in the machine rattle or jostle against each other and have to be rearranged Turn the programme selector to f The programme will be cancelled after approx 2 seconds Open the door a Caution Water and items in the machine may be hot Danger of burning scalding and chemical burning Arrange the load securely Wear protective gloves where necessary an...

Page 39: ... log book kept with the machine The machine s processes must be re validated The following applies to all programmable functions To activate programming mode Turn the programme selector to f Switch off the machine Press 4 and 6 at the same time hold them in and whilst doing so press the I 0 switch The current programme version P will appear in the display The p 6 indicator light comes on To save v...

Page 40: ...ssary or hold pressed in until the required value appears in the display e g 0 50 0 50 The dosage duration concentration level has now been set Dosage concentration set Venting the dispensing system The dispensing system must be vented if the dosage concentration is being set for the first time the liquid cleaning agent container runs out and was not refilled in time Step Display Result Press 3 un...

Page 41: ...4 repeatedly or hold pressed in until the required value appears in the display e g 0 20 0 20 The dosage concentration has now been set Dosage concentration set Venting the dispensing system The dispensing system must be vented if the dosage concentration is being used for the first time the neutralising agent container runs out and was not refilled in time Step Display Result Press 3 until E02 ap...

Page 42: ... Programme finished fault indication Step Display Result Press 3 until E01 appears E01 Turn the programme selector to 6 the 10 o clock position 100 to 103 Press 4 repeatedly or hold pressed in until the required number appears in the display e g 103 103 Value set The buzzer will sound at the setting selected for 30 seconds To switch the buzzer off early turn the programme selector to f press 4 int...

Page 43: ...atedly or hold pressed in until the level of the programme block you wish to change appears in the display E03 for Main wash E05 for Final rinse Turn the programme selector to the programme you wish to change e g C C 65 Press 4 repeatedly or hold pressed in until the required value appears in the display e g 70 C C 70 Changing the temperature holding time Values which can be set for the temperatur...

Page 44: ...ress 3 until E01 appears E01 Turn the programme selector to the 5 o clock position 50 Rinse 2 not activated 51 Rinse 2 activated Press 4 repeatedly or hold pressed in until the required number appears in the display e g 51 51 Value set To use AD water in the programme section Rinse 2 the machine has to be programmed by a Miele service technician Programmable functions 44 ...

Page 45: ... not activated 81 Delay start activated Press 4 repeatedly or hold pressed in until the required number appears in the display e g 81 81 Value set Setting the start time The delay start time must be reset before the start of every programme Values which can be set 30 Min to 24 hours After selecting the programme press 4 until the required value appears in the display The Delay start indicator ligh...

Page 46: ...mme selector to a programme Factory default setting Electronics have been programmed to another setting 00 PP Press 4 when PP shows in the display 00 factory default settings have been reinstated The water softener has been reset to the factory default setting It will need to be reprogrammed see Programming the water softener Programmable functions 46 ...

Page 47: ...erts and modules The following operational tests will be carried out within the framework of the maintenance A programme will be run as a test run Thermo electrical measurements will be taken Seals will be tested for water tightness All relevant measuring systems will be safety tested including fault indications Routine checks Before the start of each working day the user must carry out a number o...

Page 48: ...use the filters to clog up They should therefore be checked daily and cleaned if necessary The machine must not be used without all the filters in place Watch out for glass splinters needles etc which could cause injury Cleaning the coarse filter Press the two lugs together remove and clean the coarse filter Put the clean filter back in position and press until it clicks in place Maintenance 48 ...

Page 49: ... To unscrew the micro fine filter take hold of the two lugs and turn twice in an anti clockwise direction 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 Ensure that the filters sit flat in the base of the wash cabinet Maintenance 49 ...

Page 50: ...y baskets out of the wash cabinet Spray arm on top basket or mobile unit if present Loosen the nut on the spray arm and take the spray arm off Metal nuts have a left hand thread Ceramic nuts have a right hand thread Unscrew the upper spray arm Loosen the knurled thumb nut to unscrew the lower spray arm After cleaning the spray arms fit or screw them back into position After replacing the spray arm...

Page 51: ...tainless steel conditioning agent available from Miele or at www miele shop com can also be used Do not use any cleaning agents containing ammonia or thinners as these can damage the surface material Do not clean the machine or near vicinity with a water hose or a pressure washer Cleaning the wash cabinet The wash cabinet is generally self cleaning However should a build up of deposits occur in th...

Page 52: ...d screwed on correctly Check that jets sleeves and hose adapters are securely held in position in baskets inserts Check that washing solution can flow unhindered through all jets sleeves and hose adapters Make sure caps and closures on sleeves are correctly located Check that the locking caps in the module connectors of modular system mobile units are working properly and where applicable Make sur...

Page 53: ...ogramme selector to f the fault code goes out Switch the machine off with the On Off switch I 0 Switch the machine on again and reselect the programme If the problem occurs again and cannot be remedied please contact Miele Quote the fault code F Problem Possible cause Remedy The dishwasher does not start The door is not properly closed Close the door firmly The dishwasher is not plugged in Plug it...

Page 54: ...eservoir with rinsing agent The liquid cleaning agent indicator light 8 flashes The liquid cleaning agent container is empty Fill the container with liquid cleaning agent Vent the DOS module where necessary A few minutes after the start of a programme the p 6 indicator flashes and the programme is cancelled Before trying to rectify the problem you must Turn the programme selector to f the fault co...

Page 55: ...d straighten the drain hose Then Switch the machine on Drain the water Start the programme again Water in the wash cabinet is not heated the programme lasts too long Fault code F01 F02 This dishwasher has a resettable heater limiter which will switch off the heating elements if they over heat This could be caused for example by large articles covering the heating elements or if the filters in the ...

Page 56: ...ispenser lid cannot be closed properly Clogged detergent residue is blocking the catch Remove the residue Knocking noise in the wash cabinet A spray arm is knocking against an item Cancel the programme and rearrange the load see Cancelling a programme Rattling noise in the wash cabinet Items are insecure in the wash cabinet Cancel the programme and rearrange the load see Cancelling a programme Kno...

Page 57: ... corroded The chloride content of the water is too high Have the water analysed If necessary connect the dishwasher to an external water softener unit and use deionised water The salt reservoir cap has not been screwed on correctly Replace it making sure it screws back on correctly Neutralisation has not been carried out during the programme cycle Fill the neutralising agent container Rust has ent...

Page 58: ...salt reservoir is empty Fill carefully with salt The salt reservoir cap has not been screwed on correctly Replace it making sure it screws back on correctly The rinsing agent reservoir is empty Add rinsing agent The rinsing agent dosage has been set too low causing water marks Increase the rinsing agent dosage setting The quality of the final rinse water was not good enough Use water with a lower ...

Page 59: ...le for use in this dishwasher Soiling has been allowed to dry onto the items for too long Items should only be left after being used for a maximum of 6 hours before being cleaned One of the spray arms is restricted Rearrange the items The jets in the spray arms or the inserts are blocked Check the jets and clean them if necessary The filters in the wash cabinet are soiled Check the filters and cle...

Page 60: ...nts or if the filters in the wash cabinet are blocked If the fault code F01 F02 water was not heated up in the wash cabinet and the programme is taking too long proceed as follows Remove the cause of the fault Open 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 problem...

Page 61: ... of the wash cabinet Release the locking clamp Lift up the non return valve and rinse under running water The drain pump is situated under the non return valve see arrow Before replacing the non return valve check that the drain pump is free of obstructions Carefully replace the non return valve and secure with the locking clamp For safety reasons the load should be cleaned and disinfected again O...

Page 62: ...ter Disconnect the machine from the mains supply Turn off the stopcock and unscrew the water inlet hose Clean the large area filter 1 and fine filter 2 and replace with new filters if necessary Replace filters and the seal Make sure they are sitting correctly Reconnect the inlet hose to the stopcock making sure it goes on correctly and is not cross threaded Open the stopcock gradually to test for ...

Page 63: ...ler or Miele See back cover for contact details When calling your Dealer or Miele please quote the model and serial number of your machine both of which are shown on the data plate see Electrical connection Please also quote any fault code Please note that telephone calls may be monitored and recorded for training purposes A call out charge will be applied for service visits where the problem coul...

Page 64: ...chine can be installed in the following ways Free standing The machine can be installed next to other machines or furniture or in a suitable niche The niche must be at least 60 cm wide and 60 cm deep Built under The machine can be installed under a continuous worktop or sink drainer The recess must be at least 60 cm wide 60 cm deep and 82 cm high Building the machine under a continuous worktop The...

Page 65: ... on the left and right hand sides of the front trim Do not use silicone sealant to seal the gaps between the machine and any neighbouring units as this would hinder ventilation to the circulation pump Cover plate protects the worktop If required a special cover plate can be ordered from Miele This cover plate protects the underside of the worktop against steam rising from the machine Installing th...

Page 66: ...n contacts For extra safety and protection we recommend connecting the machine by a 30 mA residual current device RCD The mains connection cable may only be replaced by an original Miele spare part or an appropriate cable with wire end ferrules For technical data see data plate or wiring diagram supplied with the machine The machine must only be operated with the voltage frequency and fusing shown...

Page 67: ...ection is 100 kPa 1 0 bar and with an AD water connection it is 60 kPa 0 6 bar The recommended flow pressure for a cold and hot water connection is 0 250 kPa 2 5 bar and for an AD water connection is 0 150 kPa 1 5 bar Otherwise fill times will be too long The maximum permitted static water pressure is 1000 kPa 10 bar If the water pressure is not in the range specified above the p 6 indicator light...

Page 68: ...H2O pur with a 3 4 threaded union must be connected to the on site AD stopcock for purified water If the AD water supply is not used the electronics will need to be re programmed by a Miele approved service technician The inlet hose will remain on the rear of the machine AD water connection non pressurised 0 085 0 6 bar 8 5 60 kPa optional If the machine has not been set up for use with a non pres...

Page 69: ...t should be sited between 0 3 m and 1 m above the lower edge of the machine If it is lower than 0 3 m lay the hose in a curve at a height of at least 0 3 m The drainage system must be able to take a minimum drainage flow of 16 l min The drain hose is approx 1 4 m long is flexible and has an internal diameter of 22 mm It must not be shortened Hose clips are supplied for securing it in position A lo...

Page 70: ...nt dispenser C LONG For removal of organic residues e g specific oils and fats and specific anorganic residues for low to medium level soiling and medium rinse requirements Approx 30 g in the powder cleaning agent dispenser with an additional 10 20 g cleaning agent on the left hand side of the door as necessary 6 DRAIN To drain water out of the machine e g after a programme has been cancelled see ...

Page 71: ...hange a temperature or temperature holding time see Programmable functions 2 To activate Rinse 2 see Programmable functions To use AD water in the programme section Rinse 2 the machine has to be programmed by a Miele service technician AD Aqua destillata fully demineralised water DI pure H2O demineralised water Aqua purificata or distilled water optional DOS 1 For dispensing cleaning agent DOS 2 F...

Page 72: ... connection 100 kPa pressure 60 kPa pressure Recommended flow pressure Cold hot water inlet connections AD water connection 0 250 kPa pressure 0 150 kPa pressure AD water connection non pressurised optional 8 5 50 kPa Delivery head min 0 3 m max 1 m Protection category according to IEC 60529 IPX1 Sound emissions in dB A Sound level LpA during cleaning and drying phases 70 Test marks EMC VDE radio ...

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Page 76: ...Alteration rights reserved Publication date 14 11 2011 M Nr 09 234 500 00 ...

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Miele G 7804, Operating Instructions Manual

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