Hotpoint Aquarius WD420P Service Information
Hotpoint Aquarius WD420P Service Information

Hotpoint Aquarius WD420P Service Information

Aquarius washer dryers

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Service
Information
© 2006 Reg. Office: Peterborough PE2 9JB. Registered in London: 106725
Indesit Company UK Ltd
5407170 Issue 6
Hotpoint
Aquarius
Washer
Dryers
Models
Commercial
Code
WD420P
31127
WD420G
31128
WD420T
31126
WD440P
34189
WD440G
36234
Aug. 2006

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Summary of Contents for Hotpoint Aquarius WD420P

  • Page 1 5407170 Issue 6 Aug. 2006 Hotpoint Aquarius Washer Dryers Models Commercial Code WD420P 31127 WD420G 31128 WD420T 31126 WD440P 34189 WD440G 36234 Service Information Indesit Company UK Ltd © 2006 Reg. Office: Peterborough PE2 9JB. Registered in London: 106725...
  • Page 2: Safety Notes & General Servicing Advice

    SAFETY NOTES & GENERAL SERVICING ADVICE 1. This manual is NOT intended as a comprehensive repair/maintenance guide to the appliance. 2. It should ONLY be used by suitably qualified persons having technical competence applicable product knowledge and suitable tools and test equipment. 3.
  • Page 3: Serial Number / Industrial Code Explanation

    MANUFACTURING DATE CODE REFERENCE CHART 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 March April June July Sept First 2 digits of the serial number indicate production date This example shows that the machine was Date Code 27 120054...
  • Page 4 INDEX Safety & Servicing Notes ......... . 2 Manufacturing Date Code Chart &...
  • Page 5: Specifications

    SPECIFICATIONS Models Covered WD420 Washer Dryer WD440 Washer Dryer Colours P = Polar, G = Graphite, T = Sandstone Dimensions Height 850 mm Width 595 mm Depth 600 mm Weight 66 kg. Packed approx 69 kg Country of Origin Great Britain Electrical Supply 230 Volts AC @ 50Hz Fuse 13amp Energy...
  • Page 6: Installation

    INSTALLATION Unpacking 2. Unscrew the bolt 1. Unpack the washing machine. using a 13 mm 2. Check whether the washing machine has spanner. been damaged during transport. If this is the case, do not install it. Remove the polystyrene base 3.
  • Page 7: Connecting To The Water Supply

    Connecting to the Water Supply If the fill hoses are too short: WARNINGS: Longer fill hoses are available. Remove the The temperature of the hot water supply should ideally be 60°C and no higher than existing fill hoses from the inlet valves on the 70°C as this could cause damage to the back of the machine and fit the new longer fill laundry and the machine.
  • Page 8: Drainage Connections

    Drainage Connections Under Sink 1 Cut out the Take care when you remove the drain hose Waste System membrane, bung or from the clips on the back of the machine. blanking plug (see All machines are tested with water before they Fig.2 leave the factory so a small amount of water Fig.
  • Page 9 Controls Option Buttons On/Off Progress Indicator Lights Start/Cancel Variable Control(s) Programme Selector Dial On-Off / Selecting a programme The machine is switched on by pressing the 'On/Off' button for 2 seconds. All the indicator lights will light up for a few seconds and the 'Door Locked' indicator light will flash once. Turn the programme selector dial to the desired programme.
  • Page 10 Options Option Buttons On/Off Progress Indicator Lights Start/Cancel Variable Control(s) Programme Selector Dial Options are selected by pressing the button and confirmed by illumination of the LED. Drying High Heat The default setting is LOW heat. By selecting this allows HIGH heat for tumble drying. Reduced Creases Changes wash action and slightly increases drum speed on cotton programmes and removes end of wash spin with a reduced speed on final spin on synthetic programmes.
  • Page 11: Wash Programmes

    Wash Programmes...
  • Page 12: Controls Information

    Controls Information A single control board located at the back of the machine contains all the circuitry to control the machine and interfaces with the programme selector, option buttons and LEDs located on the console panel. The control board has an access port to the rear of the machine to enable programming and diagnostic checks to be carried out.
  • Page 13: Airflow Diagram

    The water supply for the condenser is by means of a direct feed from a cold inlet valve to the rear of the outer drum and is pumped out approximately every 30 seconds. The closed air system is sealed by a 'P' trap located within the dispenser inlet hose. The hose is topped up with cold water every 8 minutes for a duration of 1 second.
  • Page 14 Wiring Connections - Before Date Code 40...
  • Page 15 Wiring Diagram - Before Date Code 40 Pressure Pins Resistances CESET Switch Armature Varies with brush-gear 1.5 Ω ± 8% 1.78 Ω ± 7% MAINS 1.26 Ω ± 8% 1.25 Ω ± 7% INPUT Full Field FILTER 0.47 Ω ± 10% 0.41 Ω...
  • Page 16 Wiring Connections - After Date Code 39...
  • Page 17 Wiring Diagram - After Date Code 39 Pressure Pins Resistances CESET Switch Armature Varies with brush-gear 1.5 Ω ± 8% 1.78 Ω ± 7% MAINS 1.26 Ω ± 8% 1.25 Ω ± 7% INPUT Full Field FILTER 0.47 Ω ± 10% 0.41 Ω...
  • Page 18 Wiring Diagram - After Serial Number 60508.0000 Pins Resistances CESET Mains Input Armature - varies with brush gear 1.5 +/- 8% 1.78 +/- 7% Filter Full Field 1.26 +/- 8% 1.25 +/- 7% Tapped Field 0.47 +/- 10% 0.41 +/- 7% Tacho 16 Pole (8 pairs) 135 +/- 10% 68.7 +/- 7%...
  • Page 19: Wiring Diagram Legend

    Wiring Diagram Legend Aquastop solenoid valve Neutral or Terminal board Buzzer or Door lock No spin Terminal board contacts, dryer heating Pressure switch element and Door lock Pressure switch 1st level Condenser Pressure switch 2nd level Condenser High speed potentiometer Switch Low speed potentiometer EF/CL...
  • Page 20: Auto Test Setup

    Auto Test Setup An error test programme can be carried out using Hardware Key Part No. C00095669 which is inserted into the socket at the rear of appliance and connects to the Power Module. The Hardware Key can be used on Vogue 4 EVO 2 model Washing Machines and Washer Dryers. TEST SETUP &...
  • Page 21 Notes: USB CABLE When first starting a test, a fault code could immediately appear This Hardware Key is supplied as part since the Hardware Key will detect the last fault the machine had of a kit (Part No. 5600260) which in the past.
  • Page 22 EEPROMS & DIAGNOSTICS Three variations of Eeprom can be found or used on Power Boards: Production Power Boards have a soldered Eeprom and is not replaceable. Service Power Boards have a socket and the Eeprom is a separate part. Blank Eeproms. All types can be programmed or re-programmed via Emit, using a USB lead, Hardware Key and the relevant Eeprom Writer software.
  • Page 23 Error Codes & Possible Causes When an error occurs, LED 1 the On/Off LED flashes rapidly and one or more of the Option LEDs will flash once per second LED 2 Refer to the chart below for error code definitions. LED 3 LED 4 LED 5 -...
  • Page 24: Dismantling Instructions

    Dismantling Instructions Safety Notes 1. Ensure that the appliance is disconnected from the electrical supply before dismantling. 2. Beware of sharp edges on metal panels, plastic mouldings, and pressed parts. 3. Some fixings (especially those into plastic) must be tightened to the correct specification using a suitable torque wrench.
  • Page 25 G Door Seal & Restraint: 1. Door Seal to Front Panel Fixing The door seal is fixed to the cabinet front panel by a wire clamp and a small spring. The spring is normally at the bottom of the door. Carefully place a small screwdriver into one of the lugs of the spring and by stretching the spring the wire band can be removed.
  • Page 26 Door Assembly Top Hinge removal (shown below) - Slide towards lower hinge, twist to the left and 1. Open the door through 180° and remove four slide up to release. screws securing the hinges to the front panel. Lower Hinge removal - Slide upwards, twist to Ease the hinges from the panel.
  • Page 27 4. Ease the motor off the drum mountings. 5. Prior to refitting the motor, ensure that the drip shield and mounting-bush are not worn or damaged. N(a) Lower Balance Weight 1. Remove the table top (A), dispenser drawer (C) and console panel (D). 2.
  • Page 28 S Dispenser 1. Remove the table top (A) and dispenser drawer (C). 2. Remove two screws around the dispenser recess and two screws from valve support panel. 3. Ease the dispenser backwards to unclip it from the cabinet top rail. 4.
  • Page 29 V (c) One Shot Cut-Out 1 Remove top section as in V (a) 1 - 2. 2 Remove heater as in V (b) 1 - 2. 3 Remove screw holding heat shield to top section. 4 Remove two screws fixing cut-out to top section. Thermal Fuse Cable - From Serial Number 60508.0000 To remove: Disconnect the thermal fuse from the heater / loom end.
  • Page 30 5. Remove the lower rear access panel (B). 6. Remove the motor (M). 7. Remove the top balance weight (Nb). 8. Remove the drum assembly (Va). 9. Remove the drain pump (T). 10. Unscrew feet, remove the wheels, and remove hose clips from the rear of the cabinet. Y Power / Control Module ! 1.
  • Page 31 EEPROMS There are two versions of Eeprom EVO1 and EVO2 and they are not interchangeable. They match the version of software fitted on production to an appliance. Before programming a blank Eeprom via E-mit identify the correct Eeprom before fitting to the Power Board.
  • Page 32 PARTS ACCESSORIES To order parts and accessories contact our National Mail Order Parts Hotline 08709 077 077 Monday to Friday 8.00am to 5.30pm Saturday 8.30am to 12.00 noon or online at : www.theservicecentre.co.uk...

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