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Indesit Company UK Ltd

© 2010 Reg. Office: Peterborough PE2 9JB Registered in London: 106725

Service

Information

Hotpoint

Freestanding

DISHWASHER

Model Covered

Hotpoint

Italian manufacture

FDM550P

54445

FDM554P

63569

Polish manufacture

FDM550P.R

56396

FDM554P.R

64674

5407485 Issue 3 June 2010

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Summary of Contents for 54445

Page 1: ...rborough PE2 9JB Registered in London 106725 Service Information Hotpoint Freestanding DISHWASHER Model Covered Hotpoint Italian manufacture FDM550P 54445 FDM554P 63569 Polish manufacture FDM550P R 56396 FDM554P R 64674 5407485 Issue 3 June 2010 ...

Page 2: ...eals gaskets and pipe work and rectification carried out where necessary 7 It can be dangerous to attempt DIY repairs maintenance on complex equipment and the Company recommends that any problem with the appliance is referred to its own Service Organisation 8 Whilst the Company has endeavoured to ensure the accuracy of the data within this publication they cannot hold themselves responsible for an...

Page 3: ...ectronic DEA 601 with soldered EEPROM see Production changes or Electronic DEA 602 with soldered EEPROM see Production changes Tub Stainless Steel Heater type Flow through type with built in safety cut out and fuse Heater Wattage 1 8 kW 230V AC Heater Resistance 29 20Ω Circulation Motor Synchronous Motor Motor RPM 2800 Motor Power Consumption 60 Watts Detergent Dispenser Capacity 25g 5g Rinse Aid ...

Page 4: ...ted on the front panel There are Low warning LED s mounted on the Console for Salt and Rinse Aid Water hardness is adjusted by the user before the machine is first used Levelling the Dishwasher There are 2 adjustable feet at the front There are 2 solid moulded sliders at the rear The dishwasher must be level to prevent distortion of the cabinet and poor closing of the door Dishwasher seen from und...

Page 5: ...if this button is pushed the Cycle will stop until the button is pushed again when the cycle will continue START PAUSE INDICATOR LAMP STAND BY When the cycle has completed the programme 10 minutes after the door is opened the machine will go into stand by The LEDs will turn off Push the On Off button to remove the machine from stand by mode Lamp States 1 Lamp FlashingWaiting for a Cycle to be sele...

Page 6: ...sh cycle Powder Liquid Tablets Wash cycles which include drying Wash cycle duration tolerance 10 Hrs Min Heavily soiled dishes and pans not to be used for delicate items Intensive 35 g A 35 ml A 1 A Yes 2 15 Normally soiled pans and dishes Standard daily wash cycle Normal 29 g A 6 g B 29 ml A 6 ml B 1 A Yes 1 45 Pre wash for dishes while awaiting completion of the load with the dishes from the nex...

Page 7: ...use Button Flashes 2 Turn the Wash Cycle Select Knob to the desired Programme 3 Press the Start Button The lamp will stop flashing and stay permanently On Cancelling a Programme in progress Press and Hold the ON OFF BUTTON All Leds will turn off End of Programme The END programme progress lamp will illuminate Salt and Rinse Aid Lamps Flashing together If the salt and rinse aid warning lights flash...

Page 8: ... see Fig 1 above 4 Open the dishwasher Door this starts the sequence 5 Perform the following sequence see Fig 2 a Rotate the Selector to position 5 b Rotate the Selector to position 1 c Rotate the Selector to position 5 again d Switch the machine ON at the console e The Program Progress Lamps should now be Flashing f Rotate the Selector within 10 seconds to the required hardness setting refer to c...

Page 9: ...ed on Different types of switch may be fitted depending on which type of Power modue is fitted DEA601 Pressure Switch Pressure Switch fitted to models with DEA601 module FDM554P R before Serial number 91023 9999 FDM550P R before Serial number 91231 9999 The pressure switch indicates the empty state only full level not reached Full level is signalled when the pressure switch is not signalling empty...

Page 10: ...amic Fill up to 4 litres measured by Fill Turbine 4 The module checks state of the Pressure Switch if Pressure Switch Full Position reached Programme Continues to Wash if Pressure Switch at Empty Position fills with a maximum of 5 5 litres of water measured by Fill Turbine If the Pressure Switch is still in the Empty Position the machine will drain and continues with the cycle No Fault Code is dis...

Page 11: ...egeneration is not carried out during every wash The Control Module counts the number of Litres used since the last Regeneration The volume of water in Litres used between Regeneration is dependant upon the Water Hardness Setting stored in the Control Module Refer to Setting the Water Hardness See Chart below Regeneration Sequence 1 Regeneration valve activated after 2 seconds the fill inlet solen...

Page 12: ...ause of possible false readings caused by impurities that collect in the bottom of the salt container Note Whenever the low salt warning lamp is on the dishwasher will not carry out regeneration Low Rinse Aid A float is fitted into the rinse aid dispenser when the level of the float is near the bottom of the rinse aid reservoir the float will trigger a signal to the Control Module to turn on the L...

Page 13: ...ump off 1 Hot water in the tub 2 Hot water drained from the tub All models These times should be used as a guide only as the Programme settings files are continuously being updated Filtering System The flat filter is made of metal and larger than previous models which will prevent the filter from clogging Cycle Drying with Water Drying without Water Intensive 15 minutes 20 minutes Normal 18 minute...

Page 14: ...he On Off switch and waiting 30 seconds The dishwasher is then ready for use LED Fault Possible Cause s 1 Overflow water in base pan Leak from water line 2 Valve or Turbine faulty or disconnected Inlet valve connections valve letting water pass through when off 3 Thermistor circuit Thermistor module 4 Time out heating Heater Open circuit or NTC thermistor detached from casing 1 2 Time out draining...

Page 15: ...ition contacts 11 12 Check continuity of the pump coil Check for a jammed drain pump or blockage in the outlet hose or plumbing A blocked pressure chamber or pressure switch air tube Check the pressure switch operation Check wiring to pump and module connections LED 1 2 3 The module has detected no turbine rotation Check wiring between turbine and module Check Turbine rotation LED 1 3 Pressure Swi...

Page 16: ...ter is not open circuit Check if the wash pump is not circulating the water Check the element is heating and the TOC is not opening after a time Note The heater has self resetting cut out 95 C and a thermal one shot fuse 206 C LED 2 4 Open circuit in heating circuit Check the circuit of the heating element 30 Ω Check for an open circuit heater cut out or fuse Check pressure switch circuit connecti...

Page 17: ... Noise Excessive foaming can cause the machine to sound excessively noisy after the programme has been running for a short period Excessive foaming usually happens when using multi function tablets to wash a small or lightly soiled load Multi function tablets are a 1 dose detergent etc for a normally soiled full load Before loading the dishwasher it is important only large food items are removed f...

Page 18: ...ld for 3 seconds 4 Switch the dishwasher on On Off button 5 Press start When the Auto Test starts the last fault will be displayed for 15 seconds This will clear if the Auto Test is fully completed DEA601 Module Auto Test Sequence All times are approximate 1 Draining until the pressure switch is empty 30 seconds 2 Static filling 3 litres of water valve energised only 3 Dynamic filling 1 litre of w...

Page 19: ... which will activate Pressure Switch to Empty timeout 25secs wash pump will run for about 2 seconds 4 Wash Pump Off 5 Fill up to 4 Litres of Water time out 120seconds whem fill alarm will display 6 Wash Pump on for 30 seconds 7 Wash Pump and Heater on 8 Raise Temperature to 30 C timeout 10 minutes when Heating timeout alarm will display 9 Drain Pump on until empty plus 10 seconds timeout 90 second...

Page 20: ...US GND REF 1 SDA_BUS SCL_BUS GND REF 1 1 GND INPUT VCC 1 TX VCC RX 12 VOLT RX TX NEUTRO TRIAC ALT LINEA _IP S ML TIMER DEA 601 Regen Valve Fill Valve Dispenser Rinse Aid Reed Switch USER INTERFACE CONTROL PCB Turbine Salt Sensor Drain Pump Wash Pump Motor Aqua Stop Switch LIVE CN01 2 NEUTRAL CN01 1 LIVE SWITCHED CN01 3 LIVE IP CN01 4 LIVE IP CN02 1 FULL CN02 2 EMPTY CN02 3 HEATER CN02 4 HEATER CN0...

Page 21: ...ITCH LOW VOLTAGE PRESSURE SWITCH SYNCHRONOUS DRAIN PUMP HEATER DISPENSER TURBINE NEUTRAL CN01 2 LINE CN01 1 RR T F CN01 3 RR ITR CN01 4 N L F MR T F 206 n c R n c ITR 95 1 L S 1 LINEA POMPA SC LINEA IP POMPA LAV LINEA IP LINEA IP RIGENERA EV CARICO TURBINA CL SDA_BUS SCL_BUS GND REF 1 SDA_BUS SCL_BUS GND REF 1 1 GND INPUT VCC 1 TX 12 VOLT RX 12 VOLT RX TX NEUTRO TRIAC ALT LINEA _IP S ML TIMER DEA6...

Page 22: ...Indesit Company 22 of 35 Service Manual UK English WIRING DIAGRAM with module photo ...

Page 23: ...ere are a number of ways the board can be programmed some of which are not applicable to certain markets Types of programming 1 Handheld Terminal Not UK 2 Emit Memwriter UK Indesit Service Engineers 3 Smart Reader Smart Card certain area s of UK market see photo below use a small flat bladed screwdriver to release the panel Smart Card Reader Smart Card this card holds the EEPROM program file and c...

Page 24: ...file a warning box will appear indicating EEPROM ALREADY UPDATED NOTE When starting Memwriter programme the default selection is always GET FROM HARDWARE Black Hardware Key USB Serial Cable A Hardware Key Pin Repair Kit is available which contains 5 replacement pins order Part No C00114723 1 Do NOT connect the machine to electrical supply 2 Insert the pre programmed card into the Card reader Care ...

Page 25: ...e locating lugs 3 Slide the Outer Door panel down to release from Console Locating Lugs 4 When Refitting carefully engage all fixing lugs on the console 1 Remove the Rear 2 Fixing Screws 2 Slide the worktop toward the back to release the hooks from the slots in the cabinet side panels 2 hooks each side 3 Lift up to remove Hooks 4 D Side Panels 1 Remove the 6 screws securing the side panel 3 front ...

Page 26: ...ogramme loaded Refer to the Module Programming section in this manual Ensure that the harness is clipped back into place when the flap is closed Front Access panel opens out with Control Module Attached G Base Unit Access Panel 1 Protect the customers flooring 2 Being careful not to damage the waste hose carefully lay the machine on its back 3 Remove any screws that may have been fitted to replace...

Page 27: ... I Drain Pump 1 Remove base access panel as in G 2 Release drain hose by gently pulling away from pump 3 Twist pump motor anti clockwise to release it from the sump 4 Ensure o ring is positioned correctly to avoid leaks J Pressure Switch 1 Facing the front of machine remove r h side panel as in D 2 Using suitable pliers squeeze clip and release pressure switch 3 Disconnect wiring K Overflow Unit b...

Page 28: ...oftener 1 Remove air break as in L 2 Unscrew salt cap and ring nut of water softener 3 Remove base access panel as in G 4 Release hose from sump to water softener 5 Disconnect salt reading module and regeneration valve wiring and release the water softener from its fixing clip 6 Rotate the water softener outwards from regeneration valve end and lift up to allow filler neck to be removed from the t...

Page 29: ... 3 Remove the Control Knob 4 Using a flat bladed screw driver ease clips securing card cradle to console see Figs 2 3 below 1 Remove the front panel and both side panels 2 Partially open the door half way Insert a sturdy pin or pop rivet etc in the hinge hole in both left and right hinges to keep the door half open Note 1 IT IS IMPERATIVE THIS IS DONE BEFORE ANY FIXINGS ARE REMOVED continued overl...

Page 30: ...pull out 6 Pull the inner door upwards 7 Remove the screws located on the inner part of the dishwasher fixing the hinges to the wash tank Note One screw each side 8 Remove 4 screws 2 per hinge at the base of the dishwasher 9 Fit the new hinges in reverse order Also refit both Earth Tags and make sure they are secure The final action is to remove both Temporary Locking Pins as shown in 2 above Each...

Page 31: ... etc in cups and glasses in the upper section of the basket which looks like resin are generally caused by the spray arm not functioning properly Possible causes of spray arm inefficiency Loading large or tall items in the lower basket which stops the arm revolving Upper spray arm split along seam Upper spray arm blocked Under dosing of powder causing foam and reducing upper spray arm water pressu...

Page 32: ... silica scum or detergent scum which can sometimes form by precipitation of one of the components of dishwasher detergents The film can be scratched off with the tip of a needle unlike etching Unfortunately it can only be effectively removed under laboratory conditions However the following will prevent or slow down the deposits 1 Use less detergent where possible i e when washing medium to lightl...

Page 33: ...dishes is sufficient to withstand the water pressure Normal daily use of dishes causes microscopic cracks around the edges which fill with water during washing During the heating period the water in these cracks expands and after several temperature changes the chips may break off Chipping may on odd occasions be caused by overloading or by loading tightly together so that they cannot expand durin...

Page 34: ...these utensils before the final heated rinse should prevent further problems Certain coloured aluminium utensils may discolour and should be washed manually K RUSTING INSIDE THE MACHINE Normally caused by migration of rust from non stainless steel slivers alien to the machine or from external non stainless steel nuts used for fixing heater clamps General surface rusting may occur along the seams o...

Page 35: ...35 of 35 Indesit Company Service Manual UK English ...

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