Miele G 7836 CD Operating Instructions Manual Download Page 42 | Manualshive

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Process validation

The standard of disinfection in the
disinfection programmes must be
confirmed by the user as a routine
matter.
In the UK safety checks must be
carried out to the machine every 3
months by a Miele approved service
technician in accordance with EN ISO
15883 and HTM 2030.

Routine checks

Before the start of each working day the
user must carry out a number of routine
checks. A check list is supplied with the
machine for this purpose.

The following need to be inspected:

– All filters in the wash cabinet

– The spray arms in the machine and

in any mobile units or modules

– The wash cabinet and the door seal

– Mobile units, baskets and inserts

Maintenance

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Summary of Contents for G 7836 CD

Page 1: ...uctions Washer disinfector G 7836 CD 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 G M Nr 06 507 991 ...

Page 2: ...K 19 Mobile unit coding 20 Mobile unit coding strip 21 Setting mobile unit coding 21 Areas of application 23 Loading the machine 24 Height adjustable top basket 25 Surgical instruments OP 26 Anaesthetic instruments AN 27 Baby bottles BC 28 Operating theatre shoes OS 29 Laboratory glassware LG 30 Dispensing liquid chemical agents 31 Preparing the DOS dispensers 32 Fill the containers with the relev...

Page 3: ...s 46 Protein test 46 Mobile units baskets and inserts 47 Drying unit TA Maintenance 48 Changing the coarse filter 48 Changing the fine filter 49 Printer optional 50 Renewing the paper roll 50 Renewing the colour cassette 50 Problem solving 51 Thermal cut out 51 Cleaning the filters in the water inlet 52 After sales service 53 Installation 54 Electrical connection 55 Plumbing 56 Technical data 59 S...

Page 4: ...ems by machine The DESIN vario TD programme provides optimum protection for rigid fibre optics patient systems and surgical motor systems which have been declared by their manufacturers as being suitable for machine processing Optional drying with sterile filtered hot air is also available Areas of application surgical instruments minimally invasive instruments anaesthetic and intensive care instr...

Page 5: ...leaning programme must be chosen according to the type of soiling and product requiring processing in order to ensure that disinfection is carried out correctly no residues are left behind and that subsequent sterilisation can take place Medical devices are best processed using the DESIN vario TD programme or the OXIVARIO programme where applicable This washer disinfector is programmed to carry ou...

Page 6: ...Cursor button right 2 Moves the cursor to the right to the next menu point to the next parameter to the next input position eMinus button 3 Selects programmes from position 24 upwards Scrolls back page by page in menus Is used for entering numbers and letters Alters pre settings e g service parameters fPlus button 4 Selects programmes from position 24 upwards Scrolls forward page by page in menus ...

Page 7: ...ted values and settings Confirms menu points for entry into the relevant sub menu i Stop button 7 Cancels a programme Exits from input screen without saving Exits from menu screen jService interface 8 kProgramme selector Selects programme places 1 23 Guide to the machine 7 ...

Page 8: ...int for validation dSalt reservoir connection point for the water softener eFilter combination fService panel gContainers for dispensing systems DOS 2 and DOS 4 optional hDOS drawer iReservoir for neutralising agent red and liquid cleaning agent blue jDrying unit TA kPrinter optional Guide to the machine 8 ...

Page 9: ...pment may only be used in mobile installations such as ships etc if a risk assessment of the installation has been carried out by a suitably qualified engineer Please pay attention to the following notes to avoid injury and damage The machine should be commissioned and then maintained only by a Miele authorised and trained service technician To ensure compliance with the Medical Devices Directive ...

Page 10: ...skets with the pointed ends facing downwards When using this machine in the higher temperature ranges be especially careful not to scald or burn yourself or come into contact with irritant substances when opening the door Where disinfecting agents are used there is a danger of inhaling toxic fumes Baskets inserts and utensils must be allowed to cool down before they are unloaded Any water remainin...

Page 11: ...ults Chemo thermal procedures should also be monitored using chemo or bio indicators For thermal disinfection use temperatures and temperature holding times to achieve the required infection prophylaxis in accordance with current health and safety regulations Disinfection programmes which use a chemical disinfecting agent at moderate temperatures such as 65 C or lower are not recognised by 18 IfSG...

Page 12: ...e exclusion of other chemicals to avoid such dangers as chemical reactions and material damage The machine is designed for operation with water and recommended additive chemical agents only Organic solvents must not be used in this machine as there is the danger under certain circumstances of fire or explosion Although this is not the case with all organic solvents other problems could arise with ...

Page 13: ...ing results for which Miele cannot be held liable Any resultant damage would also invalidate the machine guarantee Disposal of your old machine Before throwing an old machine away it must first be made unusable Disconnect from the mains and cut off the cable as close to the machine as possible Please note that the machine may have contamination from blood or other bodily fluids in it and must be d...

Page 14: ...programme To close the door Lift the door upwards and push until it clicks shut 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 Be especially careful when using DESIN programmes read the notes in the Warning and Safety instructions carefully If a great deal of hot water is present in t...

Page 15: ...water hardness fluctuates e g between 1 4 3 1 mmol l 8 17 d German scale always programme the washer disinfector to the higher value 3 1 mmol l in this example The built in water softener has settings from 1 d 60 d 0 2 10 8 mmol l For future servicing it is useful to make a note of your water hardness level Enter your water hardness level here d or mmol l Setting the water softener When the machin...

Page 16: ... fine grained reactivation salt is available please consult the MIELE Professional Sales office for advice Salt with granules ü 4 mm must not be used in this machine Inadvertently filling the salt reservoir with cleaning agent can cause serious damage to the water softener and damage the filter insert and cause pressure to build up in the salt container To avoid the risk of injury please exercise ...

Page 17: ...r insert back in place Position the salt container as follows Remove any mobile units from the cabinet Unscrew the plastic cap situated in the top right hand side of the cabinet There will be a small amount of residual water in the cap Take care as it may be hot from the previous programme Screw the salt container firmly onto the socket Water softener 17 ...

Page 18: ...lastic cap Push the mobile unit back into the cabinet Turn off the stopcocks Empty the salt container Do not empty it into the wash cabinet Rinse the salt container and filter insert with clean water The water pressure flow pressure at the take off point must be at least 100 kPa 1 bar If it is below100 kPa 1 bar or if it fluctuates a lot the water softener will not work properly After reactivation...

Page 19: ...me for which the mobile unit is coded must be allocated to the correct programme place See System function Selector switch organisation in the Programming manual for information on how to change programme positions Before starting a programme it is absolutely essential that you check that the programme shown in the display is the correct one for the mobile unit being used Otherwise inadequate clea...

Page 20: ...nd the door closed the automatic mobile unit recognition system will select the allocated programme as long as there are no residues or particles on the magnetic strip Make sure that there are no small metallic objects or instrument parts attracted to the magnetic strip in particular to the underside of it Any metallic objects on the strip can result in the coding being incorrectly read Press 6 to...

Page 21: ... I I I I 0 I I 0 I 0 0 I I 0 0 I 0 I I 0 The coded total must be an even number If the coded total gives an odd number the message CHECK MOBILE UNIT RECOGNITION appears If the mobile unit total equals 0 the message NO MOBILE UNIT RECOGNITION will appear In neither case can the programme be started and the mobile unit recognition function will have to be re set Setting mobile unit coding To set or ...

Page 22: ...aced in the track such that the Bit coding set out in the chart is visible through the round windows in the track Place the track in the holder in the mobile unit and screw firmly in place The magnetic strip on the G 7835 and on the G 7836 must have grey magnets Automatic mobile unit recognition AWK 22 ...

Page 23: ...tate 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 sufficiently filled At the end of each programme Carry out a visual check of the load for cleanliness Carry out a protein test on a sample batch of items e g with the Miele test kit Check t...

Page 24: ...ded items should be placed at an angle to make sure water runs off them freely Tall narrow pieces should be placed in the centre of the baskets This ensures good water coverage Mobile units with an adapter must engage correctly Modules must be correctly connected in the mobile unit The spray arms must not be blocked by items which are too tall or which hang down in their path If in doubt test for ...

Page 25: ...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 top basket is set at and the inserts used in the baskets mobile units The height available in the right hand side of the top basket is limited by the salt reservoir connection point To adjust the top basket Pull out the top basket until a resistance is felt ...

Page 26: ...ride litre there is danger of corrosion Open up hinged instruments and place them in mesh trays so that they are not touching each other Mobile units for surgical instruments are supplied with their own operating instructions When processing narrow lumen instruments e g those used for minimally invasive surgery an intensive internal cleaning result is imperative The Vario TD and OXIVARIO special k...

Page 27: ...ical disinfection programme To establish the effectiveness of chemo thermal disinfection consult the manufacturer of the disinfecting agent being used If the process is not to be followed by sterilisation the load should be dried completely to avoid the development of water borne bacteria A sufficient drying time is therefore absolutely essential Mobile units for anaesthetic instruments are suppli...

Page 28: ...here is a delay e g 4 hours or more before processing the bottles fill them with water to prevent residues drying on If the process is not to be followed by sterilisation the load should be dried completely to avoid the development of water borne bacteria A sufficient drying time is therefore absolutely essential Inserts for baby bottles and teats are supplied with their own operating instructions...

Page 29: ...ermal disinfection consult the manufacturer Theatre shoes should be cleaned and disinfected in a machine installed specifically for this purpose only Baskets O 167 O 173 and U 168 1 are all suitable for this purpose Alternatively insert E 484 can be used in a suitable bottom basket e g U 874 together with holder E 487 for shoes or E 489 for insoles A large amount of fluff can build up in the machi...

Page 30: ...into the machine paying particular attention to regulations regarding epidemics Ensure that no acid or solvent residues especially hydrochloric acid or chlorides get into the wash cabinet Remove all agar residues from Petri dishes Remove blood clots and residues from test tubes etc Remove all stoppers corks labels sealing wax residues etc Small parts such as stoppers and taps should be secured in ...

Page 31: ...pense up to 120 ml min The reservoirs for the optional DOS modules are placed in the lower section of the drawer of the washer disinfector Always place two reservoirs in the lower section of the drawer even if only one optional DOS module is being fitted This avoids the risk of the reservoirs tipping over when the drawer is opened or closed The correct amount of liquid agent etc required for the a...

Page 32: ...NSING SYSTEM 1 and or CHECK DISPENSING SYSTEM 2 3 4 flashes in the display check the reservoirs and dispensing tubes and refill or exchange them if empty The programme will stop automatically When first commissioning or when the message CHECK DISPENSING SYSTEM appears start the DOS FILL Programme to vent the dispensing system see Venting the dispensing system Take great care when handling liquid a...

Page 33: ...ur code Once the storage containers have been filled the relevant message goes out Refill the reservoirs as soon as the FILL CONTAINER DOS 1 and or DOS 2 3 4 message appears in the display Please remember to refill the reservoirs in good time Do not let them get empty If a reservoir is not being used the level query for the unused dispensing system can be turned off to avoid the error message see ...

Page 34: ...6 The DOS FILL Service Programmes are allocated to programme places 58 61 ex works but can be re allocated to other programme places if preferred Dispensing system maintenance To ensure trouble free operation the following regular maintenance should be carried out by a Miele approved service technician Every 12 18 months Replace the hoses in the dispensing system s External Dispensing systems If e...

Page 35: ...TION is displayed Changing the operating level Press 1 and 2 at the same time Operating levels A B C D are shown in the display Select the operating level you want using the 1 or 2 buttons Press 6 to confirm selection Enter code when requested by the display The code is set ex works to ü0000 To enter the code Press the start button 6 0000 will appear Enter numbers using the 4 and 3 buttons Select ...

Page 36: ... a programme 1 Programme places 1 23 can be selected using the Programme selector Turn the programme selector to the required programme The programme name will appear in the display 2 Programmes above place 24 are selected using the 4 and 3 keys Turn the programme selector to 24 Press 4 scrolls forwards until the required programme is shown Press 3 scrolls back until the required programme is show...

Page 37: ...ng systems must be documented in a log book kept with the machine in accordance with the Medical Devices directive 93 42 EWG The machine s cleaning and disinfecting standards must also be re validated Programme sequence The programme will start automatically as soon as the Start button has been pressed It is finished when PROGRAMME END appears in the display and the background lighting flashes pre...

Page 38: ... decontamination programmes the contaminated water must be decontaminated before it is discharged into the sewerage system Only then can the door be opened If a great deal of hot water is present in the wash cabinet when the programme is interrupted and the door is then closed quickly hot wa ter can escape Danger of burning or scalding Use cursor 1 to select üCANCEL the ü cursors will start flashi...

Page 39: ...0 C üCANCEL will appear in the display Open the door Warning Water and items in the machine may be hot Danger of burning or scalding Where a chemical disinfection programme has been used be aware that steam may contain high quantites of disinfecting agent Rearrange the load Follow infection control regulations and wear protective gloves Close the door slowly If a great deal of hot water is present...

Page 40: ...in configuration in the 9 pole sub D connector at the back of the machine 5 GND base 3 TXD transmit 2 RXD receive 1 4 6 linked 7 8 linked A standard null modem or laplink cable can be connected The extension cable to the printer PC must not exceed 13 m Please note the following when connecting a printer or PC Only use an industry standard PC or printer e g in Germany TÜV or VDE approved the size o...

Page 41: ...nd drainage Internal and external dispensing systems Spray arms Filter combination Sump including drain pump and non return valve Steam condenser All mobile units baskets and inserts and where applicable The drying unit Any printer connected to the machine The following operational tests will be carried out within the framework of the maintenance A programme will be run as a test run Thermo electr...

Page 42: ...technician in accordance with EN ISO 15883 and HTM 2030 Routine checks Before the start of each working day the user must carry out a number of routine checks A check list is supplied with the machine for this purpose The following need to be inspected All filters in the wash cabinet The spray arms in the machine and in any mobile units or modules The wash cabinet and the door seal Mobile units ba...

Page 43: ...an cause the filters to clog up They should therefore be checked daily and cleaned if necessary This machine must not be used without all the filters in place Watch out for glass splinters 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 43 ...

Page 44: ...ro fine filters To unscrew the micro fine filter take hold of the two lugs and turn twice in an anti clockwise direction Then remove together with the flat filter Clean the filters Replace the filters by carrying out the above steps in the reverse order Ensure that the flat filter sits flat in the base of the wash cabinet Maintenance 44 ...

Page 45: ...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 46: ...help prevent fingermarks etc a stainless steel conditioning agent e g Neoblank available from the Miele Spare Parts Department can also be used Do not use any cleaning agents containing ammonia or thinners as these can damage the surface material Cleaning the wash cabinet The wash cabinet is generally self cleaning However should a build up of deposits occur in the cabinet please contact the Miele...

Page 47: ...rrect height and screwed on correctly Check that jets sleeves and hose adapters are securely held in position in mobile units inserts Check that wash liquor can flow unhindered through all jets sleeves and hose adapters Make sure caps and closures on sleeves are correctly located and where applicable Make sure that the spray arms rotate freely Make sure the spray arm jets are free of any blockages...

Page 48: ...ashes in the display Open the front of the control unit cabinet Remove the filter grille from the drying unit Replace the coarse filter The soft side of the filter must face the front Replace the filter grille and push it upwards to secure it Close the front of the control unit cabinet After the coarse filter has been changed reset the operating hours counter to zero as follows Select the CHANGE T...

Page 49: ...n the coarse filter housing and swing it upwards Remove the coarse filter housing Pull the HEPA filter out of it holder and replace it with a new one Replace the coarse filter housing and swing the securing screws back downwards Tighten the securing screws Close the front of the control unit cabinet After the HEPA filter has been changed reset the operating hours counter to zero as follows Select ...

Page 50: ...eplacement paper rolls 58 mm wide outer diameter approx 50 mm can be purchased from the Miele Spare Parts Department or from an office stationery supplier Renewing the colour cassette Open up the front flap on the printer and then open it downwards Pull the colour cassette above the paper roll forward and out of its holder then put in a new one Ensure the paper still passes between the colour ribb...

Page 51: ...sh cabinet are blocked If the message Check wash cabinet heating appears water has not heated up in the wash cabinet and the programme is taking too long proceed as follows Remove the cause of the fault Take off the service panel see Electrical connection Press the reset button on the heater limiter reddish brown located on the left hand side of the plinth If this switch trips again contact the Mi...

Page 52: ... Disconnect the machine from the mains electricity 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 ...

Page 53: ...erview of all error messages that can appear in the display are given in the Programming manual under Messages If having followed the advice in the operating instruction manual and in the programming manual you are still unable to resolve a problem please call the Miele Service Department see back cover for contact details When contacting the your Dealer or the Miele Service Department please quot...

Page 54: ... able to withstand the effects of steam and condensation The machine must be installed correctly and levelled Any unevenness in the floor level can be compensated for and the height of the machine raised or lowered by adjusting the four screw feet When the feet are screwed in the machine can be moved backwards and forwards on rollers Installation 54 ...

Page 55: ...ordance with DIN VDE 0664 The mains connection cable may only be replaced by an original Miele spare part or an appropriate cable with wire end ferrule Check that the phase rotation is correct when connecting the machine Failure to do so could have an adverse effect on the circulation pump and impair the wash quality Equipotential bonding should be carried out For technical data see data plate or ...

Page 56: ...water connection is 0 150 kPa 1 5 bar Otherwise fill times will be too long The maximum permitted static wa ter pressure is 1000 kPa 10 bar If the water pressure is not in the range specified above please contact the Miele Service Department for advice The message CHECK WATER INLET may light up in the display The machine is supplied as standard for connection to a cold coded blue and a hot coded r...

Page 57: ...water intake time is automatically extended The AD pressure tested hose marked H2O pur with a 3 4 threaded union must be connected to the on site AD stopcock for purified water Note If the machine is not going to be connected to an AD water supply the cleaning and disinfecting programmes will have to be altered by a Miele Service technician The inlet hose will remain on the rear of the machine Opt...

Page 58: ...e sited between 0 6 m and 1 m above the lower edge of the machine If it is lower than 0 6 m lay the hose in a curve at a height of at least 0 6 m The drainage system must be able to take a minimum drainage flow of 50 l min The drain hose is approx 1 5 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 longer drain...

Page 59: ...nd hot water 0250 kPa 2 5 bar pressure AD water 0 150 kPa 1 5 bar pressure AD water connection non pressurised Optional Delivery head min 0 6 m max 1 m Drainage length max 4 m Inlet hose approx 1 7 m Drain hose approx 1 5 m Steam condenser approx 2 4 l min Ambient temperature from 5 C to 40 C Altitude Max 1500 m Noise level in dB A Sound level LpA 70 Test marks VDE interference suppression DVGW ma...

Page 60: ... are required It is particulary suitable for surgical instruments such as those used in HF high frequency surgery bone surgery and for instruments which have dried out because of the length of time that has elapsed between using them and reprocessing them It is also suitable for antiseptic circumstances The cleaning process is suitable for the careful handling of minimally invasive instruments inc...

Page 61: ...e of harmful vapours or gases Connecting the H2O2 solution container The connection hose for the H2O2 solution container is identified by a black label It is supplied without an adapter because the system for drawing the solution out of the container varies depending on supplier Connect the supplier s adapter to the connection hose black Then connect this to the H2O2 solution container Then start ...

Page 62: ... machine or appliance with your household waste Please dispose of it at your local community waste collection recycling centre and ensure that it presents no danger to children while being stored for disposal It should be unplugged or disconnected from the mains electricity supply by a competent person The plug must be rendered useless and the cable cut off directly behind it to prevent misuse See...

Page 63: ...63 ...

Page 64: ...Alteration rights reserved 2206 M Nr 06 507 991 00 de GB ...

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