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25 of 36

Indesit

Company

Service Manual UK

English

3. To Check Continuity of Conductivity Sensor & Lead

1. Confirm that the dryer is disconnected from the electricity

supply.

2. Remove the Right Hand Side Panel - see Dismantling

Instructions.

3. Remove the Black (single) wire on module connection J11
4. Test between the removed Black wire and the metal

conductivity sensor inside the drum.
The sensor is part of the air duct moulding inside the drum
cavity, beneath the filter - see photo.

5. The resistance should be less than 1.0 ohm.

Conductivity Sensor

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Summary of Contents for AAQCF81U IT

Page 1: ... 9JB Registered in London 106725 Service Information Aqualtis 8 Kg A Energy CONDENSER ELECTRONIC TUMBLE DRYER with Refrigerant Condenser System Models Comm Covered Code AAQCF81U IT 70078 AAQCF81U WE 71832 AAQCF81U UK 71846 5407535 Issue 2 May 2010 C00279765 ...

Page 2: ... Food Centres etc checks must be made for leaks from seals 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 publ...

Page 3: ...epth 584 mm Weight 48 Kg Unpacked 51 Kg Packed Energy Class A Noise Level 68 dBA approximately Drum Volume 112 litres Drying Load Dry weight maximum 8 Kg Programmes 16 position selector Drying Sensing Levels Up to 5 depending on programme selected Door Operation Lever operated door catch Electronic Platform EVO2 Drying Controls Variable using electronic control and thermistors System Thermistor 25...

Page 4: ...gerant in the condenser before starting the process again Heat Exchange Cycle The Cycle begins with refrigerant being pumped by the compressor through the condenser unit A capillary tube is used to create a restriction to increase the pressure and temperature of the refrigerant in the condenser the heat used to heat the airflow into the dryer is removed from the refrigerant converting it from a ga...

Page 5: ...nd the ambient temperature If the display counts down to 3 minutes and the clothes are not at the required dryness level the display will hold at 3 minutes depending on the programme in progress and the material being dried the dryer will either wait until the correct dryness level is reached and move to the cool down period or wait until the machines sensors are able to recalculate the dryness ti...

Page 6: ...se care see page 11 can only be selected if a timed delay has been selected this option tumbles the clothes for 3 seconds every 30 minutes for the duration of the time delay If selected the Post crease care option see page 11 tumbles the clothes after the programme has finished for 3 seconds every 4 minutes up to a maximum duration of 10 hours Installation If the machine has been transported or la...

Page 7: ...nclosed space or cupboard Door Reversal The Tumble Dryer door cannot be reversed Filter Care This A class Dryer has 2 filters which must be kept clean to ensure efficient and correct operation of the dryer 1 Air Duct Filter Open the machine door A Remove the filter located just inside the opened door B Unclip the filter and open The filter can now be cleaned and the fluff removed Replace the filte...

Page 8: ... same standpipe can be used Just disconnect the tube indicated in Figure A and connect it to the drain If the standpipe drain is further away than the length of the tube it is possible to buy and connect a tube of the same diameter and the necessary length in order to reach the standpipe To install the new tube just substitute the existing one as indicated in Figure B inserting it in the same plac...

Page 9: ...he finish of the programme the controls will go into stand by mode when the LED s and display will switch off To reactivate and remove the controls out of Stand by mode briefly press the On Off button the LED s and display will illuminate and another programme can then be started or the machine switched off by pressing the On Off button Display On Off Button Light Indicator Display Unit Start Paus...

Page 10: ...lash and the buzzer beeps three times The selected time remains displayed after the programmestarts and cannot be changed after the after the Start Pause Button is Pressed Delay Timer After selecting a Programme that has a Delay Timer Option a delay start time can be selected Each press of the Delay button advances the delay setting in 1 hour Increments from to then and then after five seconds can...

Page 11: ...ted the clothes are tumbled occasionally during the Delay period to help prevent creases developing 3 secs Clockwise 30 min Pause 3 secs Anti Clockwise 30 Pause continuously until programme starts 4 Post Crease Care Can be selected if the clothes will not be removed as soon as the cycle is finished This option occasionally tumbles the clothes to prevent creases developing while the clothes are in ...

Page 12: ...t the end of the cycle End Is illuminated when the programme has finished its cycle Empty Water Clean Filter Is illuminated permanently ON at the end of every cycle as a reminder to the customer to empty the water container and to clean the filter after every use If the Empty Water Clean Filter Led illuminates during a cycle H2 would also be shown in the display The machine has sensed the water co...

Page 13: ...le is pre programmed at the factory Drum The drum comprises of a zinc coated front and rear body and two removable plastic lifters The rear of the drum is perforated to allow the passage of air Fixed to the rear pressing is a support shaft which runs in a bearing located in the rear panel of the dryer Door Switch A single unit comprising two single microswitches fitted to the front panel of the dr...

Page 14: ...g on the model of the dryer Compressor Assembly Pump Float Switch Mounted on the bottom right hand side of the rear panel condensate water from the condenser chamber is pumped via an external hose to the water container situated behind the console The pump runs continually throughout the programme except for the cool down period at the end of the cycle Cooling Fan Filter Compressor Drier Evaporato...

Page 15: ...ted i e if the door is opened there will be a 5 minute delay before power is restored this delay is to enable the refrigeration system to equalise Operation of the Float Switch The compressor will turn off after approximately 1 minute and the machine will continue with cool air only for a further 10 minutes before the warning H20 is displayed the Start Pause button flashes orange and the empty wat...

Page 16: ... on the base of the dryer Drum Rear Seal This unit comprises of a ring of foam with a webbing bearing face Lubrication is applied to the drum where the webbing surface runs to reduce noise and wear The seal reduces air losses at the rear of the drum The joints in the foam are sealed with glue and the joints in the webbing are stitched to further reduce air leakage Compressor Cooling Fan The coolin...

Page 17: ... 95 minutes Shirts Low Heat Shirts made of synthetic cycles Maximum load of 3 kg 14 shirts Programme takes approximately 75 minutes Silk Delicate silk Garments Maximum load 0 5 kg Programme will take approximately 60 minutes Duvet Cotton Suitable for Single size Duvet that is suitable for tumble drying Programme will take approximately 120 minutes Duvet Synthetic Suitable for Single size Duvet tha...

Page 18: ...ition the PROGRAMME knob on 2 Choose Sensor Dry or Timed Dry see next page 3 Select any Options if required 4 Press the Start Button Alarm Delay Start Pre care Post care Mini Load Sensor Dry option automatic drying Dampdry Irondry Hangerdry Cupboarddry Jeans Dries denim clothes on a high heat 1 Position the PROGRAMME knob on 2 Choose Sensor Dry see next page 3 Select any Options if required 4 Pres...

Page 19: ...boarddry WesuggesttouseonlyCupboarddry Delicates e g Acrylics Dries your delicate items on a low heat 1 Position the PROGRAMME knob on 2 Choose Sensor Dry or Timed Dry see next page 3 Select any Options if required 4 Press the Start Button Alarm Delay Start Pre care Post care Sensor Dry option automatic drying Damp dry Iron dry Hanger dry Cupboarddry WesuggesttouseonlyCupboarddry Programme What it...

Page 20: ...ld Terminal Not UK 2 Emit Memwriter UK Indesit Service Engineers 3 Smart Reader Smart Card certain areas of UK market see photo below and following page PROGRAMMING Using EMIT This machine can be programmed via the Emit using a USB lead Part No C00222800 Hardware Key Part No C00115587 the Memwriter software Smart Card Reader Smart Card this card hold the program file and can only be used ONCE Blac...

Page 21: ... 3 Insert the Reader Card into module connection port located at the front of the dryer see photo 4 Connect the dryer to the Electrical supply The LED s on the Smart Card Reader will light in the following sequence a Red OFF Good Communication between Smart Card Reader Card b Red OFF Green Blinking Download taking place c At end of download from Smart Card to Module Green ON Download OK or d At en...

Page 22: ... open or short circuit Check security of module connection J12 Check Resistance of NTC see page 15 for reading F04 No pump Check security of module connector J5 Check float operation switch Check pump wiring for open circuit F05 Pump continually running Check security of wiring module J5 Module fault Replace module F06 Not used F07 Not used F08 Compressor fault Check security of module connection ...

Page 23: ... 15 for resistance reading Replace NTC F14 Fan running continually Check System pipework NTC as in F13 If NTC OK replace control module F15 Fan not running Check continuity of Fan Check Fan is free to rotate Check System pipework NTC as in F13 If NTC OK replace control module Operation of the Float Switch The compressor will turn off after approximately 1 minute and the machine will continue with ...

Page 24: ... used with the heat exchange filter not in place or the filter is not regularly cleaned the evaporator air flow path will become blocked and the clothes will not dry Is the compressor running 3 If the compressor is not running check the following The Compressor capacitor and wiring Check the module connectors and wiring Check the compressor cut out 4 With a thermometer sensor positioned under the ...

Page 25: ...y 2 Remove the Right Hand Side Panel see Dismantling Instructions 3 Remove the Black single wire on module connection J11 4 Test between the removed Black wire and the metal conductivity sensor inside the drum The sensor is part of the air duct moulding inside the drum cavity beneath the filter see photo 5 The resistance should be less than 1 0 ohm Conductivity Sensor ...

Page 26: ... drum will start and rotate clockwise Cooling fan switches on 3 Press the Alarm Button Alarm icon on The compressor switches on and will run for 60 seconds with the drum rotating clockwise and allow to run until compressor stops 4 Check operation of Conductivity Sensor Press the Post Crease Care button Display will show the Start Led on 3 30 in display Post Crease Care Alarm On There are two possi...

Page 27: ...WITCH 2 1 DOOR SWITCH MAINS CONNE CTION WITH SUPPRESSION L N E J10 4 3 WHITE J11 1 4 8 2 SENSING STRIP DRUM ASSY BLACK F FLAG RECEPTACLE PB PIGGY BACK M MALE TAB INSULATOR LOCKING RECEPTACLE BROWN M 1 2 DOOR SWITCH 2 Yellow Yellow RED RED WHITE BLUE BLUE BLUE BLUE BLUE GREY COMPRESSOR FAN GREY WHITE 5 4 3 2 1 yellow blue black red J1 BLUE BLACK RED NTC yellow C S R PB PB CAPACITOR 17uF M M F black...

Page 28: ...Indesit Company 28 of 36 Service Manual UK English POWER MODULE Connections J9 J2 J12 J5 J3 J4 J10 J11 J8 J1 To Pipe System Thermistor ...

Page 29: ... panel backward to disengage from the lugs on the base panel 4 NOTE The longer screws are for fitting the Side Panels to the Base C Door Assembly 1 Remove the Top Cover A 2 Disconnect the lead to the Control Card The connector is situated along the top front edge of the right hand side panel Fig 1 3 While holding the Door remove 4 Torx T20 screws 2 per hinge securing the Door hinges to the cabinet...

Page 30: ... 2 The seal can now be removed from the front panel Note The seal is held in place by being compressed between the front air duct and front panel When re fitting fit the door seal to the front panel first and then carefully locate the front panel in position without disturbing the seal H Belt 1 Remove side panels as in B 2 Remove the Drum Assembly Q points 1 to 7 3 Ease Rear panel back to clear th...

Page 31: ...r Duct Dryer Sensor and Front Thermistor 1 Remove the front panel I 2 Ease the air duct forward to remove the wiring from the guide clips disconnect the dryer sensor and front thermistor 3 Lift the front air duct and ease past the front support wheels Note When refitting be careful to ease the air duct past the wheels and locate correctly into the air duct L Door Switch 1 Remove the top cover as i...

Page 32: ...fitting the rear bearing cover N Pump Float Switch 1 Release the two pump float assembly cover clips See Photos 1 and 2 2 Release the two clips at either end of the pump float assembly and lift the unit clear Teardrop Bearing fixing Screw Bearing Cover Insulation Pad Photo 1 Photo 2 Released Clips Photo 3 Shown with Cover removed ...

Page 33: ...rews Q Drum Assembly 1 Remove top cover as in A 2 Remove side panel s as in B 3 Remove water container support as in F Ensure door is closed before moving to next stage 4 Remove rear bearing as in M 5 Release belt from motor pulley 6 Disconnect mains terminal and earth lead from back panel 7 Remove 2 screws securing side strut to rear panel 8 Ease rear panel away from drum shaft and withdraw drum ...

Page 34: ... Assembly Q 2 Remove the 2 bolts securing the assembly to the front of the motor V Motor Compressor Capacitors 1 Remove the Right Hand Side Panel B 2 Remove the fixing securing screw 3 Lift Capacitor clear W Rear Air Flow Fan 1 Remove plastic bearing cover complete with insulation 2 Remove fan cover 3 Using suitable protection wearing safety gloves hold the fan and remove 3 fixing bolts 4 Remove f...

Page 35: ...35 of 36 Indesit Company Service Manual UK English ...

Page 36: ...36 of 36 Indesit Company Service Manual UK English Document produced by Field Technical Department Indesit Company UK Ltd Morely Way Peterborough PE2 9JB UK ...

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