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Whirlpool Cassinetta Repair Manual Line

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Whirlpool Europe
Service Competence Center
Robert Zimmermann
Service Expert Cooling/Freezing
In collaboration with:
Marco Grandi & Diego Astori
Side by Side platform Cassinetta
Repair Guide Line
Side by Side - Electronic Refrigerator
Production Cassinetta
The content of this repair guide line is based on knowledge status of November 2009.
According to an ongoing development process any modifications are possible.
Repair guide Manual produced by Robert Zimmermann / Service Expert for Cooling & Freezing
ALL RIGHTS ON THIS MANUAL ARE STRICTLY RESERVED
REPRODUCTION OR ISSUE TO THIRD PARTIES IN ANY FORM WHATEVER
IS NOT PERMITTED WITHOUT WRITTEN AUTHORITY FROM
THE PROPERTY OF WHIRLPOOL EUROPE
© Whirlpool Europe - Service Competence Center; Industriestrasse 48;
D – 70565 Stuttgart; Germany

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  Summary of Contents for Whirlpool Cassinetta

  • Page 1 ALL RIGHTS ON THIS MANUAL ARE STRICTLY RESERVED REPRODUCTION OR ISSUE TO THIRD PARTIES IN ANY FORM WHATEVER IS NOT PERMITTED WITHOUT WRITTEN AUTHORITY FROM THE PROPERTY OF WHIRLPOOL EUROPE © Whirlpool Europe - Service Competence Center; Industriestrasse 48; D – 70565 Stuttgart; Germany...
  • Page 2: Table Of Contents

    General Information  NTC resistance table v/s temperature table page  Timetable of electronic boards versions page  List of failure codes for LCD version page  List of failure codes for 7-segment display version page  List of failure codes for Biruni version page ...
  • Page 3: Ntc Resistance Table V/S Temperature Table

    NTC Resistance V/S Temperature and accuracy Temperature Accuracy Temperature Accuracy resistance resistance (°C) (± °C) (°C) (± °C) (Ohm) (Ohm) 5348 17429 5478 -13,5 17917 5611 18420 5748 -14,5 18939 5883 19474 6033 -15,5 20027 6182 20596 6334 -16,5 21184 6491 21791 6652...
  • Page 4: Timetable Of Electronic Boards Versions

    Timetable of electronic boards versions: MAIN BOARD 2006 2007 2008 2009 previous MAIN BOARD years Flextronics Flextronics Flextronics Flextronics USER INTERFACE BOARD 2006 2007 2008 2009 previous USER INTERFACE BOARD years Flextr Biruni Biruni Biruni onics Note:  On some Biruni appliances (IDI and no dispenser) the freezer door (user interface and ice crusher) works in low voltage.
  • Page 5: List Of Failure Codes For Lcd Version

    LCD – version WHY….. BECAUSE Freezer probe sensor has to be checked by SERVICE. "SF" is blinking on display Freezer ? Don't worry, the appliance runs at default set-point. "SF" is blinking on display Refrigerator Refrigerator probe sensor has to be checked by SERVICE. Don't worry, the appliance runs at default set-point.
  • Page 6: List Of Failure Codes For 7-Segment Display Version

    7 segment display – version WHY….. BECAUSE Freezer probe sensor has to be checked by SERVICE. "C" is blinking on display Freezer ? Don't worry, the appliance runs at default set-point. "C" is blinking on display Refrigerator Refrigerator probe sensor has to be checked by SERVICE. Don't worry, the appliance runs at default set-point.
  • Page 7: List Of Failure Codes For Biruni Version

    List of Failure Codes for: Biruni – version WHY….. BECAUSE Freezer probe sensor has to be checked by SERVICE. "SF" is blinking on display Freezer ? Don't worry, the appliance runs at default set-point. Refrigerator probe sensor has to be checked by SERVICE. "F"...
  • Page 9: List Of Typical Icons Of All Electronic Versions

    List of typical icons of all electronic versions Name Icon Function description Refrigerator / Freezer Reference the required value of temperature in temp. the compartments. Light Ice & water dispenser light. Fast-freezing The compressor runs 24 hours continuously. The Refrigerator compartment runs 6 hours at the Super-cool minimum set-point (0°C).
  • Page 10 Activates when a prolonged interruption of the power supply caused an increase in temperature in the freezer compartment. The freezer display will flash, showing the maximum temperature Black out alarm reached in the compartment during the interruption. At the same time, the acoustic signal will also activate and the icon alarm light will flash.
  • Page 11: List Of Common Questions (Customer/End Consumer)

    List of common questions from customer / end consumer Old ITW NO dispenser – version How works..? Answer Freezer - freezer temp. button: Freezer compartment temperature control button Stand-by button: This function turns off the refrigerator and freezer compartments. To active and disable the stand-by function, press this button.
  • Page 12 Stand-by This function turns off the refrigerator and freezer compartments. For activate the function, press the button stand-by for 3 seconds. To reset the function, carry out the same procedure until the previously set temperatures are displayed. Vacation Fridge compartment stop to run. You can leave fridge door closed because every 30 minutes the compartment is refreshed for 2 minutes to avoid growing bacteria.
  • Page 13: Old Itw 7 Segment Dispenser Version

    List of common questions from customer / end consumer Old ITW 7 Segment dispenser – version How works..? Answer Freezer- Fridge Temperature: Freezer and Fridge compartment temperature control: to change the internal temperature press this button. Water filter: Water filter indicator: at the time of purchase of the product and after replacement, the filter symbol in green.
  • Page 14 Fast freezing (freezer): This function must be activated before freezing fresh food. For enable this function press the fast freezing button. Fast cooling (fridge): This function is used to speed up the cooling process for fresh food. On-Off button: Push this button for enable the ice maker function: ice and water.
  • Page 15: Lcd Version

    List of common questions from customer / end consumer LCD – version How works..? Answer Freezer Temperature button: Freezer compartment temperature control button Fridge Temperature button: Fridge compartment temperature control button Menu button: This button is used to select the various optional functions.
  • Page 16: Ako Version

    List of common questions from customer / end consumer AKO – version How works..? Answer Freezer Temperature button [+] and [-]: This button needs to set up the Freezer temperature set-point from -24°C to -18°C Fridge Temperature button [+] and [-]: This button needs to set up the Fridge temperature set-point from +2°C to +6°C Stand-by button:...
  • Page 17 Fast freezing: The Compressors runs 24 hours continuously. Filter reset: After replace the cartridge press the Reset colour. Alarm reset: Push the alarm reset button for disable the acoustic alarm On-Off button: Push the On-Off button for enable/disable the Ice maker function Child lock: This function is used to lock the water and ice dispenser.
  • Page 18: Biruni Version

    List of common questions from customer / end consumer Biruni – version How works..? Answer Freezer Temperature: To change temperature, press the Freezer temp. button until the display show the required value Fridge Temperature To change temperature, press the Fridge temp.
  • Page 19 Vacation Mode: This function deactivates the refrigeration compartment if the user is going away for sometime Reset filter/alarm: In the event of an alarm, the acoustic alarm and indicator lights are activated. To disable the acoustic signal, press Reset filter/alarm button.
  • Page 20: Current Electronic Control Architecture, Instruction For Connection

    Current electronic control architecture, instruction for connection: USER INTERFACE MAIN BOARD Only one supplier for the electronic Main Board BIRUNI electronic boards connections: The right connections for all different versions of Biruni electronic board are:  NO I&W: Main power ...
  • Page 21 Other electronic boards connections: Connection with appliance wiring Switch: water paddle Switch: ice paddle Heater: when available 2 heaters Light: lampholder + (door, niche) switch MAIN POWER MAIN POWER connector connector with 5 pin with 3 pin...
  • Page 22: List Of Other Generic Questions From Customer / End Customer

    List of other generic questions from customer / end consumer How works..? Answer Freezer Temperature button: This button needs to set up the Freezer temperature set-point from -24°C to -18°C Fridge Temperature button: This button needs to set up the Fridge temperature set-point from +2°C to +6°C Ice ON/OFF button: This button needs to engage/disengage the...
  • Page 23: Built-In Test

    Built-in Test Starting from April 2006 production, the following Built-in Test can be engaged in order to verify the following appliance’s components:  Refrigerator and Freezer probes  Evaporator fan  Condenser/Compressor fan  Damper / Air baffle  Water valve / Paddle switch ...
  • Page 24 Built-in Test sequence operation The Built-in Test shall execute the following operation automatically: TYPE OF TEST CHECKING NOTE (Core Board operation) CODE (User Interface operation) Check evaporator de-frost Displayed on 2 digit Freezer display heater Check fridge probe Displayed on 2 digit Freezer display Check freezer probe Displayed on 2 digit Freezer display Check evaporator fan...
  • Page 25 At the end of the Built-in Test it is possible to reset to “0” the Water Filter Indicator and/or Antibacterial Filter Indicator in the following way: Water Filter Indicator Factory/Service reset Press 4 times consecutively (within 10 sec) the Water valve shaft switch. The symbol “F”...
  • Page 26: Ice Maker Typology

    Ice Maker typology SbS IDI R600 ELECTRONIC E-module SbS IDI R134 MECHANICAL SbS NO IDI Before week 14 of 2007 After week 14 of 2007...
  • Page 27 SbS IDI R600 ELECTRONIC E-module Icemaker E-module - Optical diagnostic WARNING Electrical Shock Hazard Voltage is present during these tests. The service diagnostics mode only checks the functionality of the optics. To enter this mode, turn E-module (Ice-Maker) OFF by means the User Interface Ice-Maker ON/OFF push-button, then ON again;...
  • Page 28 CAUTION: If optics are blocked during normal operation, you will not get any feed-back from the diagnostic LED. So, to check for bad optics, the E-module (Ice-Maker) must be put through a power up. E-module (Ice-Maker) Ejector blade Park/Stop Position (about 2 o'clock) Water valve energized 7,5 seconds 140cc Fill (following every harvest) Start position Bimetal Closes...
  • Page 29 Icemaker E-module - Component diagnostic (forced harvest) 1. Switch OFF the Ice-Maker using the User Board push-button. 2. Remove the cap hidden behind the E-module (Ice-Maker) service door (to see picture below). It is not more necessary slide out the Ice-Maker of the mounting rails. Diagnostic GREEN LED Forced harvest switch cover cap...
  • Page 30 Trouble shooting chart for component diagnostic TEST RESULT POSSIBLE CAUSE CORRECTIVE ACTION Ice Maker is not Switch ON the Ice Maker by powered. means the User Board and retest. Thermal fuse in Ice Replace ice maker harness and Maker harness is open. retest.
  • Page 31 SbS IDI R134 MECHANICAL Test points for the Icemaker N = Neutral side of line M = Motor connection H = Heater connection T = Thermostat connection (bimetal) L = L1 side of line V = Water valve connection T-H= Bridge over to start rotate the shut off arm Power ON Test conditions : ...
  • Page 32 TROUBLE SHOOTING CHART for OPTICS DIAGNOSTIC CHART CORRECTIVE TEST RESULT POSSIBLE CAUSE ACTION Dirt on optics. Clean dirt from optics. Frost on optics Clean frost from lenses. lenses. Flapper door is open Hold the emitter door 2 LED pulses, and is blocking the closed, and the status repeated.
  • Page 33 WARNING Electrical Shock Hazard Voltage is present during these tests. COMPONENTS DIAGNOSTIC MODE CHART (POWER-UP DIAGNOSTIC) 1. Switch OFF the Ice-Maker using the User Board push-button. 2. Slide the ice maker out of the mounting rails, remove the cover leaving the wiring harness connected. 3.
  • Page 34 Icemaker Diagnostic ( optical indication ) Preparation for the Service Diagnostic: Step 1: Fix the emitter flap with a tape in closed position and close the door. Step 2: Switch of the icemaker on the user board. Step 3: Open the freezer door. (The technician will then have 60 seconds to open the freezer door.) Step 4: Hold the light switch to simulate a closed door.
  • Page 35 TROUBLE SHOOTING CHART for COMPONENTS DIAGNOSTIC MODE CHART (POWER-UP DIAGNOSTIC) TEST RESULT POSSIBLE CAUSE CORRECTIVE ACTION 4 LED pulses, repeated Replace emitter and receiver Defective receiver relay. once. boards and retest. Ice Maker in “park” Install jumper in ice maker holes position and bimetal is “T”...
  • Page 36 To better understand the icemaker operations please refer to the following information. This will allow you to deal with the system in case the above TEST PROCEDURE fails. TEST POINTS The design of this Ice maker allows all of the components to be tested without removing the Ice maker or moving the refrigerator away from the wall to access the water valve.
  • Page 37 Ice-Maker cycle (what happens during blade rotation) PLASTIC WHEEL VIEW Water valve energized 7,5 seconds 140cc Fill (about Ejector blade Park/Stop 11:00 o'clock) Position (about 2 o'clock) Start position Bimetal Closes (Motor ON, Heater ON) Ejector Stalls On Ice Motor ON, Heater On (1/2 Minute To 5 Minutes About 4 o'clock Position) Thermostat Opens In This...
  • Page 38: Sxs No Idi Mechanical

    SbS NO IDI MECHANICAL Diagnostics: WARNING Electrical Shock Hazard Voltage is present during these tests. 1. Switch OFF the Ice-Maker using the User Board push-button. 2. Remove the cover in order to reaching the TEST POINTS. It is not more necessary slide the ice maker out of the mounting rails.
  • Page 39 COMPONENTS DIAGNOSTIC MODE CHART TEST RESULT POSSIBLE CAUSE CORRECTIVE ACTION Ice Maker is not Checks poles relay output on the powered. Main Board. No power applied to Ice Thermal fuse in Ice Replace ice maker harness. Maker module. Maker harness is open. Check continuity in wiring Wiring harness problem.
  • Page 40 DETAILED INFORMATION ON THE ICE MAKER To better understand the icemaker operations please refer to the following information. This will allow you to deal with the system in case the above TEST PROCEDURE fails. TEST POINTS The design of this Ice maker allows all of the components to be tested without removing the Ice maker or moving the refrigerator away from the wall to access the water valve.
  • Page 41: Sxs No Idi Sankyo

    SbS NO IDI – Sankyo ice maker Guide „Ice - Full“ Inside Ice - Sensor „Test - Switch“ Not Used...
  • Page 42 ICE – WATER VALVE MANAGEMENT: The icemaker water valve will be automatically controlled and driven by the Main Board! The flow rate for the icemaker water valve is: 1,51 liters per minute. Opening time of the icemaker water valve is: 5 seconds = ~100cc (+/- 3cc) Ice valve ALARM indication for opening time: <...
  • Page 43 TEMPERATURE VS RESISTANCE VALUE TABLE FOR SANKYO ICEMAKER...
  • Page 45: Sxs No Idi - Group Ice Crusher And Water Dispenser

    SBS NO IDI: GROUP ICE CRUSHER AND WATER DISPENSER For ice and water dispensing, a plumbing connection must be made between the household water supply and the dual solenoid valve mounted on the rear cabinet rail. Ice dispensing operates as follows: 1.
  • Page 46 7. If the dispenser bar is held for long periods, the dispenser motor shuts off automatically after 2 to 3 minutes to prevent overload. The motor resets automatically after 3 minutes and ice dispensing can continue. 8. Use only ice from internal automatic ice maker. Do not add purchased ice cubes or cubes made in any other manner.
  • Page 47: Anti Condensate Function

    Anti-condensate function Anti-condensate function on the door: (ONLY for appliances with Inox doors) Anticondensate Which appliances? How to activate it? heater on the door? Biruni (IDI) + all no dispenser NO heater appliances Achievable / de-achievable using Biruni (NO IDI) + all the the switch on the user, see picture YES heater previous ranges (except no...
  • Page 48: Best Position For Lokring Connectors On R134A And R600A Version

    Best position for Lokring connectors on R134a and R600a version By opening of the cooling cycle, the picture below show you the best positions to make a new connection for the Lokring connectors. High pressure -> Incoming to the filter dryer compressor to condenser Condenser outcoming Suction pressure ->...
  • Page 49: Troubleshooting & Diagnostic

    Troubleshooting & Diagnostic: Sensor failure indication “C”, “SF” or “F” on the display (*) Check on which compartment side you have the sensor failure indication. Check the resistance value according to the temperature table on page 3 in this document. Sensor OK Sensor defect or not calibrated...
  • Page 50: Air Baffle Failure Indication "D" On The Display

    Troubleshooting & Diagnostic: Air baffle failure indication “d” on the display (*) Check if the damper is blocked by ice formation Clean damper and Check the connections to the air passages from damper and feedback signal at the main board (pin 5/12) Connections OK Change the damper Check if damper works...
  • Page 51: Test Points On Air Baffle & Damper Defects

    Test points on the air baffle Pin 1 (N) to Pin 2 or Pin 3 must be 230V 1 = load, violet (N) 2 = line, motor control output, brown (L) 3 = feedback, orange (L) What defect you can found on damper: MOTOR: SLIDE: ...
  • Page 52: Communication Failure Indication "Cf" & Bad Connections Check

    Troubleshooting & Diagnostic: Communication failure indication “CF” on the freezer display Indication “UU” on the freezer Communication failure between display (only for 2007 range Main Board and User Board. appliances and following): There is communication between Main Board and User Board is Check ALL the connections (see pictures below) OK, but the boards are not Connections are all good? Pins are all inserted?
  • Page 53: Compartment Temperatures Unstable

    Troubleshooting & Diagnostic: Compartment temperatures unstable Check if the quantity of cooling gas is in line with the quantity printed on the Service sticker. If not If yes Make a repair on Clean damper and air duct the cooling cycle from ice.
  • Page 54: Fridge Temperature Too Cold In Meat-Pan Drawer

    Troubleshooting & Diagnostic: Fridge temperature too cold in meat-pan drawer Be sure that meat-pan slider is closed (‘vegetable’ position). Clean damper and air duct from ice, check if the damper is always in closed position. If damper will not open, cold air from freezer could pass through this passage.
  • Page 55: Fridge Temperature Too Cold In Upper Fridge Shelf's

    Troubleshooting & Diagnostic: Fridge temperature too cold in upper fridge shelf Possible reason: Damper is Clean damper and air duct from ice. Check if the damper is always in open blocked in open position. position. If no On 2007 and 2008 not Biruni appliances: If yes change the Main Board with a new one introducing a complete damper sliding...
  • Page 56 Possible reason - On recent appliances Check the air baffle assembly, (range 2008 and 2009): possible defects that could generate Air baffle is no more a single component, it leakages are: became an assembly. If bad assembled, there - Damper not completely / well could be cold air and humidity passage from inserted in the assembly.
  • Page 57: Freezer Temperature Too Warm - Over Temperature Alarm Always

    Troubleshooting & Diagnostic: Freezer temperature too warm Over temperature alarm always on (*) Possible reason: Possible reason: Evaporator completely iced. leakage. Check with a leakage spray all soldered places or measure the pressure in the cooling cycle. If there exist a leakage or there is not enough cooling gas inside, make the repair to the present valid regulations of cooling cycles.
  • Page 58 The picture below, Possible reason: Wrong position of the Bimetal thermostat, shows you the correct placed on the evaporator in the freezer compartment. position of the Bimetal thermostat (about 3 cm - If the surface is looking to the evaporator (down) or the between the bimetal bimetal position is too low, the defrost cycle is too short and fixation point and the...
  • Page 59 Drain tube clogged or disconnected? The outcoming tube to Check the drain tube connection and fix / the drip tray could be blocked or clean it if necessary. disconnected from the evaporator tray. This could generate ice formation on the evaporator. Reversed wires in the foamed 1) Unplug the appliance cabinet? Cabinet wires related to...
  • Page 60: How To Check The Freezer Temperature At The Icemaker Air Duct

    How to check the freezer temperature at the icemaker air duct: Note: The temperature reading must be taken for 4 minutes with both doors closed. It should be at least –19°C Temperature sensor in Wrong temperature. the freezer air duct. Over-temperature alarm ( - - ), if available...
  • Page 61: Fridge Temperature Too Warm

    Troubleshooting & Diagnostic: Fridge temperature too warm Note: Be sure that freezer works properly before to proceed (if some problems occur in the freezer, not enough cold air is coming to the fridge compartment). See also the ‘freezer too warm’ chapter. Possible reason: Damper is Clean damper and air duct from ice.
  • Page 62: The Appliance Does Not Cool At All

    Troubleshooting & Diagnostic: The appliance does not cool at all Note: Be sure that compressor work properly and pressure in the cooling cycle is ok before to proceed. Possible reason: The thermo-fuse is open. At every plug in, the product starts with the “defrost phase” and if the fuse or the defrost-heater are in “open circuit”...
  • Page 63: Fridge Compartment Temperature Too Warm And Freezer Compartment Completely Frozen (- 28°C)

    Troubleshooting & Diagnostic: Fridge compartment temperature too warm and Freezer compartment completely frozen (- 28°C). Reason: The sensor wires are inverted at the connector side (freezer wire in the refrigerator connector position and opposite). Change the connector position. ITW BOARD FLEXTRONICS BOARD Freezer Sensor : Pin 2 = blue wire...
  • Page 64: Ice Formation On The Inner Liner Freezer Flap Or Roof And Light Switch

    Troubleshooting & Diagnostic: Ice formation on the inner liner freezer flap or roof and light switch. Note: Be sure that the doors are aligned before to proceed! Ice formation could also be related to a door misalignment issue. Ice formation Possible reason: Bad mounted plastic corners or too big gap between mullion and top metal frame.
  • Page 65: Ice Formation On The Freezer Bottom

    Troubleshooting & Diagnostic: Ice formation on the freezer bottom. For appliances until range 2007: For all appliances: The membrane on the outcoming tube to the drip tray The outcoming tube to the drip could be loosing (falling down). In this case warm air with tray could be blocked or humidity enter into the freezer compartment and cause disconnected from the...
  • Page 66: Ice Formation And Moisture In Freezer Compartment

    Troubleshooting & Diagnostic: Ice formation and moisture in freezer compartment See also the previous pages, ‘ice formation on freezer roof’ and ‘ice formation on freezer bottom’ chapter. Check ALL the gaskets (freezer and fridge). Possible reason: Door Only if a few deformation is detected, try to gasket damaged or repair it heating up the involved area and deformed, air leakage...
  • Page 67: No Ice Production (No Ice In The Ice Container)

    Troubleshooting & Diagnostic: No ice production (no ice in the ice container) Possible reason: Freezer See the ‘freezer too warm’ chapter. compartment too warm. Possible reason - On IDI To solve this problem, make the rework appliances: procedure as described in the Service Frozen water incoming tube to the Bulletin 4812 711 40138.
  • Page 68: Not Delivered Ice (Ice Produced But Not Crushed / Delivered)

    Troubleshooting & Diagnostic: Not delivered ice (ice produced but not crushed / delivered) On IDI appliances produced in 2008: IDI appliances A wrong IDI ice crusher motor could generate a failure of the user interface board and a customer claim of ‘not delivered ice’. Check if the DC motor is Check the ice crusher motor (see below), and if working when Ice...
  • Page 69 On Biruni appliances: NO-IDI appliances with See also the ‘2008 Biruni appliances’ chapter. Sankyo ice maker Check if the AC motor is working when Ice dispensing paddle is pressed and freezer compartment door is closed (Ice section Claim of ‘no ice cubed child lock not activated).
  • Page 70: Mid Trans Bar Too Hot (Higher Than 50°C)

    Troubleshooting & Diagnostic: Mid trans bar too hot (higher than 50°C). Reason : The compressor / condenser fan does not work. Check the connection of the fan. If the connection is OK, change the fan. Mid trans bar...
  • Page 71: Noise From Appliance

    Troubleshooting & Diagnostic: Noise from the appliance. Possible reason - On old appliances with Rattling noise? ITW electronics: The capacitors in the main electronic board are loosing capacity. Change the main board (follow the description in the Service Bulletin 4812 711 40179, for old appliances) Check what fan is responsible of noise (using...
  • Page 72 Possible reason: Hinges noise? Not correct fixing of bottom hinge. Check that the screws are completely fixed. If the noise problem persist, follow the instruction in Service Bulletin 4812 711 40180. Possible reason - On recent appliances (after Damper noise? w18 2008 for IDI, after w23 for NO IDI): Air baffle is no more a single component, it became an assembly.
  • Page 73 Possible reason: Cooling circuit noise? In case of capillary occlusion or capillary too much inserted in the filter, an exceptional level of expansion noise could be detected. Replace the filter and recharge the appliance.
  • Page 74: Fridge Or Freezer "Open Door Alarm" Always On And Red Led Is Flashing

    Troubleshooting & Diagnostic: Fridge or freezer “open door alarm” always ON and red LED is flashing. Possible reason: Refrigerator door Fridge door switch defect (*) Check on the main board the Pin 7 at the 16pol connector (feedback signal to the Main Board). If the connections are OK, change the door switch.
  • Page 75: User Interface Blackout

    Troubleshooting & Diagnostic: User Interface black out. Possible reason - On old appliances with ITW electronics: The capacitors in the Main Board are loosing capacity. - For appliances produced before week 30/2004, it is necessary to change both electronics Main Board and User Interface Board.
  • Page 76 Troubleshooting & Diagnostic: User Interface flickering display, automatic change of temperature set-up, random engagement of the solenoid and the water valve, not delivered ice (in some conditions) (2008 Biruni appliances). Reason: There is a defect on the Biruni user interface board, if appliance is produced before 2009.
  • Page 77: Iced Water Presence All Around The Icemaker

    Troubleshooting & Diagnostic: Ice water presence all around the ice maker. For all appliances: For IDI appliances with R134 ice Check if water drops out from the water maker: outcoming tube for the ice maker. Check if there will be taken too much water quantity every cycle.
  • Page 78: Not Delivered Water

    Troubleshooting & Diagnostic: Not delivered water. Possible reason: Check if the water valve opens and if the valve connections are OK. On IDI appliances with R134a ice maker: Check points at the ice maker: Test points L + V  water valve check Connect L + V with an insulated piece of wire (1,5 mm²).