Table of Contents
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Repair Instructions - Laundry
1.1
Important information......................................................................................3
1.2
Explanation of symbols...................................................................................3
2.1
Qualification.................................................................................................... 5
2.2
General safety information............................................................................. 5
2.3
Product-specific safety information.................................................................6
2.4
Measures after each repair............................................................................ 7
3.1
Safety system................................................................................................. 8
3.2
Safety switch...................................................................................................9
3.3
Flow-through sensor..................................................................................... 10
3.4
Turbidity sensor............................................................................................ 11
3.5
Light barrier...................................................................................................12
3.6
Calibrating the turbidity sensor.....................................................................13
3.7
Anti-crease function...................................................................................... 14
3.8
3D sensor..................................................................................................... 15
3.9
Load detection function with 3D sensor....................................................... 16
3.10 3G sensor....................................................................................................17
3.11 Unbalanced load detection........................................................................... 20
3.12 Heater with boil-dry protection......................................................................22
3.13 Siphon ..........................................................................................................23
3.14 Drip rail......................................................................................................... 24
3.15 Drain pump................................................................................................... 25
3.16 Aquastop....................................................................................................... 26
3.17 Door lock (electromagnetic)..........................................................................27
3.18 NTC............................................................................................................... 29
4.1
Malfunctions................................................................................................ 30
Gap between control panel and worktop too large...................................... 30
Drum lighting not functioning........................................................................31
Gasket leaking.............................................................................................. 32
2017-05-22 / DIS 113_58300000186503_ara_en_c
3
Appliance won't switch on/off....................................................................... 32
Pump off....................................................................................................... 32
Does not use fabric softener with extra rinse...............................................33
Water runs in constantly............................................................................... 33
Water leakage...............................................................................................33
5
Takes too much water.................................................................................. 33
Takes fabric softener immediately................................................................ 33
Option buttons do not function..................................................................... 34
Display dark.................................................................................................. 34
Appliance is not functioning......................................................................... 34
Appliance does not heat up......................................................................... 34
4.2
Result faults................................................................................................ 36
8
Appliance is not spinning adequately...........................................................36
Creased laundry .......................................................................................... 37
Damaged washing / foreign objects............................................................. 37
Damaged washing / holes............................................................................ 38
Damaged washing / grease..........................................................................39
Damaged washing / colour fading................................................................ 39
Damaged washing / elastane content.......................................................... 39
Damaged washing (light stains)................................................................... 40
Damaged washing (matted)......................................................................... 40
Damaged washing (washing discoloured)....................................................41
Damaged washing (washing shrunk)........................................................... 41
Damaged washing (torn).............................................................................. 42
High detergent consumption.........................................................................42
Poor rinsing result........................................................................................ 43
4.3
Leaks............................................................................................................ 44
Door glass leaking........................................................................................ 44
Seal leaking.................................................................................................. 44
Seal deformed (leaking)............................................................................... 44
valves............................................................................................................ 45
Detergent dispenser leaking.........................................................................45
Foam coming out of detergent dispenser.................................................... 45
Drainage hose leaking..................................................................................45
30
Eliminate....................................................................................................... 46
4.4
Noises.......................................................................................................... 47
Noises........................................................................................................... 47
Noises when drum rotating.......................................................................... 47
Copyright by BSH Hausgeräte GmbH
Page 1 of 85
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Summary of Contents for Bosch WAT28400
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Page 1: Table Of Contents
Repair Instructions – Laundry 1 Concerning this document Appliance won't switch on/off............... 32 Pump off....................... 32 Important information..................3 Does not use fabric softener with extra rinse..........33 Explanation of symbols...................3 Water runs in constantly................33 Water leakage....................33 2 Safety Takes too much water.................. 33 Qualification.................... - Page 2 Repair Instructions – Laundry Noises during the spin cycle................ 47 6.22 Removing/installing the inverter module............83 Noises when water runs in................47 6.23 Optionally Noises in inverter area ............... 85 Odours/biofilm.....................48 Chemical odour.....................48 Plastic odour....................48 Scorching odour....................48 Rotting/musty/stale odour................48 Detergent odour....................50 5 Test Check NTC....................
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Page 3: Concerning This Document
Concerning this document Important information Explanation of symbols Read and observe chapter 2 "Safety" before performing any work! 1.2.1 Danger levels 1.1.1 Purpose The warning levels consist of a symbol and a signal word. The signal word indicates the severity of the danger. These repair instructions form the basis for a systematic and safety conscious Warning level Meaning... - Page 4 Concerning this document Hazard symbol Meaning Danger of cuts Risk of electric shock due to live parts! ► Disconnect the appliance from the mains at least 60 seconds before starting the work . Danger of crushing 1.2.4 General symbols Danger from hot surfaces The following general symbols are used in this document: Gen.
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Page 5: Safety
Safety Qualification General safety information In Germany, only qualified electricians trained by BSH or an authorised body may 2.2.1 All domestic appliances perform any repair work. Risk of electric shock due to live parts! In other countries, only similarly trained qualified personnel is permitted to perform •... -
Page 6: Product-Specific Safety Information
Safety Product-specific safety information 2.3.4 Refrigerators and freezers Risk of burns caused by refrigerants! 2.3.1 Microwave ovens • Wear protective gloves and goggles. Explosion hazard due to refrigerants! Risk of scalding due to explosive escape of liquids in case of delayed •... -
Page 7: Measures After Each Repair
Safety Measures after each repair If the appliance is functional: • Check according to VDE 0701 or country-specific regulations. • Check external appearance, function and tightness. • Document repair work, measured values and functional reliability. If the appliance is not functional: •... -
Page 8: Design And Function
Design and function Safety system Water can leak from various points on the appliance: • Leakage water hose of the Aquastop • Outer tub 3.1.1 Structure • Seal The leaking water collects in the base support. The increasing water level in the base support lifts the float and actuates the safety switch. -
Page 9: Safety Switch
Design and function Safety switch The Aquastop valve is deactivated. The wash liquor is pumped off. 3.2.1 Structure Fig. 2: Components of the safety switch Float Safety switch The float (1) is in the base support. The safety switch (2) is situated above the float. The float and switching contact of the safety switch are mechanically connected to each other. -
Page 10: Flow-Through Sensor
Design and function Flow-through sensor 3.3.1 Structure Fig. 3: Components of the flow-through sensor Water inlet Permanent magnet Impeller Reed contact switch The impeller (2) with a permanent magnet (3) is located in the water inlet (1). The circuit board with reed contact switch (4) is outside the water inlet in the area of influence of the permanent magnet. -
Page 11: Turbidity Sensor
Design and function Turbidity sensor 3.4.1 Structure Fig. 5: Function of the turbidity sensor Water Light barrier The turbidity sensor detects the turbidity of the water in the following programme steps: Fig. 4: Components of the turbidity sensor • Prewash •... -
Page 12: Light Barrier
Design and function Light barrier A light barrier is an electronic-optical system which detects the interruption of a light beam. 3.5.1 Structure Fig. 6: Components of the light barrier Light-emitting diode Phototransistor Light beam In the case of a light barrier the light-emitting diode (1) and the phototransistor (3) are arranged opposite each other. -
Page 13: Calibrating The Turbidity Sensor
Design and function Calibrating the turbidity sensor The sensitivity and function of the turbidity sensor may be impaired by deposits. The turbidity sensor is calibrated before each wash programme. • Drum must be empty • Door is not closed Switch on appliance, select programme but do not start. •... -
Page 14: Anti-Crease Function
Design and function Anti-crease function A lower speed during the spin interval and longer fluffing at the end of the programme will reduce creasing. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 14 of 85... -
Page 15: Sensor
Design and function 3D sensor The permanent magnet is installed in the appliance near the 3D sensor. 3.8.2 Function 3.8.1 Structure The 3D sensor uses the Hall effect. If the drum drops due to the load or is deflected during the spin cycle, the position of the permanent magnet moves with respect to the 3D sensor. -
Page 16: Load Detection Function With 3D Sensor
Design and function Load detection function with 3D sensor A washing machine load designates the amount of washing which fills the drum. The load detection function determines the load. Depending on the load, the control optimises the volume of water and the duration of the wash programme. The load detection function with 3D sensor evaluates the mass of the washing. -
Page 17: Sensor
Design and function 3.10 3G sensor The 3G sensor consists of 3 Hall elements and a microcontroller. The Hall elements are arranged in such a way that the 3 spatial axes X, Y and Z are measured. 3.10.1 Structure of the 3G sensor Fig. - Page 18 Design and function 3.10.2 Measurement axes Fig. 13: Measurement axis Y Fig. 12: Measurement axis X 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 18 of 85...
- Page 19 Design and function Fig. 14: Measurement axis Z 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 19 of 85...
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Page 20: Unbalanced Load Detection
Design and function 3.11 Unbalanced load detection Unbalance occurs in rotating bodies whose mass is not distributed in a rotationally symmetrical manner. The loaded drum of a washing machine always experiences unbalance, as the laundry items are never optimally distributed around the axis of rotation. - Page 21 Design and function Measurement 3 starts after successful operation of measurements 1 and 2. The unbalance detected determines the rotary speed of the spin cycle approved for the The electronics offset the decreased rotary speed with the longer range 1000 rpm ≤ U ≤ 1550 rpm. duration of the spin cycle.
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Page 22: Heater With Boil-Dry Protection
Design and function 3.12 Heater with boil-dry protection 3.12.1 Structure Fig. 17: Components of the heater Electrical connection Fuse Flange Heating element Holder opening for NTC The heating element (5) consists of a resistance heater, consisting of a heating wire and insulation, and a fuse (4). If appliances have a stainless steel tub, the heating element contains one fuse;... -
Page 23: Siphon
Design and function 3.13 Siphon 3.13.2 Siphon is integrated in the detergent dispenser 3.13.1 Siphon is integrated in the connection hose Fig. 18: Connection hose with siphon The siphon is a trap consisting of pipe systems and receptacles. The siphon operates on the principle of an S-shaped pipe, the lower bend of which always remains filled with water and therefore impedes the passage of vapours and odours. -
Page 24: Drip Rail
Design and function 3.14 Drip rail 3.14.1 Layout Fig. 20: Drip rail Drip rail 3.14.2 Function If the gasket is leaking, the drip rail conveys the escaping water into the bottom group. The increasing water level in the bottom group lifts the float and actuates the safety switch. -
Page 25: Drain Pump
Design and function 3.15 Drain pump 3.15.2 Function The drain pump motor drives the impeller. The liquor is extracted from the front 3.15.1 Structure opening, through the lint trap, via the rear opening in the drain pump housing and into the outlet hose. Voltage is supplied by the power electronics. -
Page 26: Aquastop
Design and function 3.16 Aquastop The screw connection connects the Aquastop to the tap. The leakage water hose (9) contains the control lead (8) and the inlet hose (10). The control lead (8) connects the valve to the electronics. 3.16.1 Structure 3.16.2 Function... -
Page 27: Door Lock (Electromagnetic)
Design and function 3.17 Door lock (electromagnetic) 3.17.2 Function The electronics detect the 3 states of the door via the switching contacts of the 3.17.1 Structure door lock: • Door open • Door closed and not locked • Door closed and locked When the door is open, the lock bolt and switching block are in the home position. - Page 28 Design and function Fig. 25: Function of the door lock: unlocking To unlock the door, voltage is applied briefly to the coil again. The switching block and guiding rod return to the home position. The lock bolt stop is free and the 2nd switching contact is opened.
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Page 29: Ntc
Design and function 3.18 3.18.1 Structure Fig. 27: The function of the NTC The NTC converts the temperature in the detergent solution to electrical resistance. The electronics evaluate the resistance of the NTC and actuate a switching process if the setpoint temperature of the detergent solution is exceeded or drops below the minimum. -
Page 30: Fault Diagnosis
Fault diagnosis Malfunctions Fault Possible cause Troubleshooting Gap between control panel and worktop Deviations in dimensional accuracy ► Adjusting gap (Page 58) too large 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 30 of 85... -
Page 31: Drum Lighting Not Functioning
Fault diagnosis Fault Possible cause Troubleshooting Drum lighting not functioning Electrical connection damaged through ► Install lamp retainer[ 00631842] . friction ► Replace electrical connection [ 00613760] . ► Gasket damaged/leaking (Page 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 31 of 85... -
Page 32: Gasket Leaking
Fault diagnosis Fault Possible cause Troubleshooting Gasket leaking Gasket leaking due to friction on lighting ► Install lamp retainer [ 00631842] up to FD9310. Drum lighting leaking ► Replace gasket Appliance won't switch on/off Main switch on electronics jams ► Control module (OU) must be replaced. Main switch jammed ►... -
Page 33: Does Not Use Fabric Softener With Extra Rinse
Fault diagnosis Fault Possible cause Troubleshooting Does not use fabric softener with extra Bug in the software. If extra rinse is se- ► We are working on a solution rinse lected after a programme preceded by fab- Laundry does not smell fresh ric softener dispensing, fabric softener will not be added. -
Page 34: Option Buttons Do Not Function
Fault diagnosis Fault Possible cause Troubleshooting Option buttons do not function When the display was mounted on the op- ► (Page 82) erating module, the contact springs were ► Detach display from the operating module, put contacts in the correct position. Re- not positioned correctly. - Page 35 Fault diagnosis Fault Possible cause Troubleshooting Earth fault/short-circuit in heater. ► Replace heater. ► Advise customer: The detergent dosage must always be dispensed as described in the instructions. Not just 30 °C programmes should be selected, but also programmes with higher temperatures.
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Page 36: Result Faults
Fault diagnosis Result faults Fault Possible cause Troubleshooting Appliance is not spinning adequately No draining: drain pump or outlet hose ► Clean drain pump or outlet hose. blocked. ► Check drain pump and replace if required. Poor spin/no spin Check alignment of appliance. ►... -
Page 37: Creased Laundry
Fault diagnosis Fault Possible cause Troubleshooting Outer tub not fitted correctly ► Check installation position of outer tub ► Insert springs into the correct suspensions Creased laundry Type of textiles ► Select suitable wash programme. ► Pay attention to the load of the drum - Select crease protection function: a lower speed during the spin interval and longer fluffing at the end of the programme will reduce creasing. -
Page 38: Damaged Washing / Holes
Fault diagnosis Fault Possible cause Troubleshooting Damaged washing / holes Use of washing. ► Avoid possible damage to fibres due to body jewellery Holes in the washing ► Avoid possible damage to fibres due to knife cuts Navel piercing Fabric damaged by knife 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 38 of 85... -
Page 39: Damaged Washing / Grease
Fault diagnosis Fault Possible cause Troubleshooting Damaged washing / grease Effect of skin grease, sun oil, cosmetics or ► Observe the amount of oil and cream used. Due to grease minerals from thermal baths (swimwear) ► Advise customer: Observe correct dosage, temperature and detergent. Also run prewash programme Damaged washing / colour fading Mechanical stress on the washing... -
Page 40: Damaged Washing (Light Stains)
Fault diagnosis Fault Possible cause Troubleshooting Damaged washing (light stains) The so-called clean stains may occur by ► Wash washing at the indicated temperature and with correct dosage of detergent Local colour loss (light stains) selective cleaning of dirty washing. ►... -
Page 41: Damaged Washing (Washing Discoloured)
Fault diagnosis Fault Possible cause Troubleshooting Damaged washing (washing discoloured) Type of textiles ► Treatment: Redyeing may be possible Washing discoloured ► Advise customer: Excessively high washing temperatures or Check the fastness of the dyeing by wetting an item of clothing in an inconspicuous unsuitable items washed together. -
Page 42: Damaged Washing (Torn)
Fault diagnosis Fault Possible cause Troubleshooting Heating relay permanently closed (heats ► Replace power module. too much) Damaged washing (torn) Foreign objects in outer tub or drum. ► Check outer tub and drum for foreign objects, e.g. paper clips, bra underwires. Washing torn. -
Page 43: Poor Rinsing Result
Fault diagnosis Fault Possible cause Troubleshooting Poor rinsing result Detergent chamber overfilled. If it is filled to the Max. line, a siphon effect may occur. ► Only fill the detergent chamber to below the Max. line. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 43 of 85... -
Page 44: Leaks
Fault diagnosis Leaks Fault Possible cause Troubleshooting Door glass leaking Deposits on the inside of the door glass ► Clean area between seal and door glass. Seal leaking Seal torn by zips or eyelets on items of ► Replace seal laundry. -
Page 45: Leak Between Housing Of Detergent Dispenser Tray And Magnetic Valves
Fault diagnosis Fault Possible cause Troubleshooting Leak between housing of detergent Hose has come off due to limescale de- ► Clean nozzles in top part of detergent dispenser tray dispenser tray and magnetic valves posits ► Replace top part of detergent dispenser tray Hose has burst open ►... -
Page 46: Eliminate
Fault diagnosis Fault Possible cause Troubleshooting Eliminate Detergent chamber overfilled. If it is filled to the Max. line, a siphon effect may occur. ► Only add detergent to below the Max. line. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 46 of 85... -
Page 47: Noises
Fault diagnosis Noises Fault Possible cause Troubleshooting Noises Air in the pump ► Normal noise Noises during the draining process. Switching pump during start-up ► Shaking function of the pump anti-clockwise/clockwise start-up Foreign objects in the pump ► See instruction manual, "Cleaning the pump" Noises when drum rotating Structural design of the friction damper ►... -
Page 48: Odours/Biofilm
Fault diagnosis Odours/biofilm Fault Possible cause Troubleshooting Chemical odour Detergent ► Change detergent, if required use scent-free detergent (suitable for allergy sufferers) ► Change fabric softener or do not use any fabric softener Plastic odour Plastic / plastic parts used ►... - Page 49 Fault diagnosis Fault Possible cause Troubleshooting Residues on the gasket may be: ► Clean gasket with disinfectant [ 00080524] ► Wipe out gasket with warm water Mould deposits Detergent residues 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 49 of 85...
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Page 50: Detergent Odour
Fault diagnosis Fault Possible cause Troubleshooting Heater circuit interrupted - The heater in a washing machine can malfunction due to different causes. - Due to dry heating (image 1) - Due to a calcified heater (image 2) Detergent odour Odour of detergent / fabric softener ►... -
Page 51: Test
Test Check NTC 3. 0 the measured value of the resistance does not drop as the temperature rises ► replace NTC. (Page 69) Prerequisite: NTC has been removed. 4. 0 the measured value of the resistance drops as the temperature rises ►... -
Page 52: Bldc Motor
Test BLDC motor 1. Turn the motor pinion with your hand. Result: The motor pinion does not turn easily or does not turn at all (blocked). The BLDC motor is rarely defective! 2. Check the motor pinion for damage. A defect is very rare due to the high wear resistance of the BLDC Result: motor. -
Page 53: Repairs
Repairs Siting the appliance The appliance can be installed in combination with a dryer. The following points must be ensured in order to guarantee a safe connection: • Use original connection sets, see instruction manual. • Use a suitable worktop (not a glass one) Prerequisite: •... -
Page 54: Aligning The Appliance
Repairs Aligning the appliance 3. Check horizontal alignment of the appliance using a spirit level and, if required, correct. Fig. 28: Adjustment points on the appliance foot Lock nut Appliance foot Required tools: ? Spirit level Prerequisite: • Installation location has a solid floor and is dry. 1. -
Page 55: Calibrating The Load Sensor
Repairs Calibrating the load sensor Prerequisite: • The appliance is switched off Door is closed. • Drum has been emptied. ► Turn on the appliance by choosing a programme, but do not start it. Result: Load sensor is calibrated. Laundry can be loaded. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 55 of 85... -
Page 56: Turbidity Sensor Calibration
Repairs Turbidity sensor calibration Deposits may have an impact on the sensitivity and function of the turbidity sensor. The turbidity sensor is calibrated before each wash programme. 2. 1) The drum must be empty 2) Door is sealed 3) Switch on appliance and set programme, do not start Result: After approx. -
Page 57: Starting/Ending The Demo Programme
Repairs Starting/ending the demo programme 6.5.2 Starting/ending the Bosch demo programme 6.5.1 Starting the demo programme The demo programme must be activated within 15 s after switching on the appliance. The demo programme must be activated within 15 s after switching on the appliance. -
Page 58: Correcting The Gap
Repairs Correcting the gap 3. Removing installation aid 1. Gap too large 4. Adjusting retainer on the worktop 2. Removing worktop 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 58 of 85... - Page 59 Repairs 5. Adjusting cross-beam if required Result: Gap has been adjusted 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 59 of 85...
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Page 60: Lengthening The Inlet Hose
Repairs Lengthening the inlet hose Upon delivery, the inlet hose with Aquastop is approx. 150 cm long. The inlet hose can be extended in 2 ways: • Install Aquastop extension ([ 670596] ) between the water connection and the Aquastop. •... -
Page 61: Extending Outlet Hose [ 432060]
Repairs Extending outlet hose [ 432060] The outlet hose may be extended up to maximum 400 cm. The outlet hose must be on the floor and must not have more than one connection point. 1. Push sleeve onto the end of the outlet hose. 2. -
Page 62: Flashing The Operating Module And Power Module
Repairs Flashing the operating module and power 6.9.2 Flashing module with I-Service module 1. Start I-Service software on the customer service PC. 2. Enter E-number of the appliance in the E-number field. Always flash both the operating module and power module. When doing so, always flash the power module before the operating module. - Page 63 Repairs 6. Press Flash button. Result: Start flashing window is displayed. 8. Select operating module in the drop-down list and confirm selection with Continue button. Result: Smart OneClick FP window is displayed. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 63 of 85...
- Page 64 Repairs If flashing is not successful, an error message is displayed. Electrically disconnect the 3D sensor before flashing. Termination may occur for the following reasons: Connect the 3D sensor again after flashing has been • Electrical connection between UDA and electronics faulty. successfully concluded.
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Page 65: Replacing Motor
Repairs 6.10 Replacing motor Fig. 29: Attaching/connections of the motor Bolts Prerequisite: • Rear panel has been removed. 6.10.1 Removing motor 1. Remove belt. 2. Remove the electrical connection. 3. Remove screws from the motor attachment. 4. Take motor out of the appliance. 6.10.2 Installing motor ►... -
Page 66: Removing/Installing The 3G Sensor
Repairs 6.11 Removing/installing the 3G sensor 6.11.1 Removing the 3G sensor 1. Remove the protective cover. Fig. 30: Position of 3G sensor 3G sensor with protective cover Prerequisite: • Rear panel of housing has been removed. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 66 of 85... - Page 67 Repairs 2. Switch off the electrical connection (1). 3. Remove the retaining screws (1) and remove the 3G sensor. 6.11.2 Installing the 3G sensor ► Install the 3G sensor in the reverse sequence. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 67 of 85...
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Page 68: Replacing Heater
Repairs 6.12 Replacing heater Fig. 31: Attaching / heater connections Electrical connections of the heater Electrical connection NTC Hexagon-head nut (10 mm ) with retaining clamp Prerequisite: • Rear panel has been removed. • Electrical connections have been removed. 6.12.1 Removing heater 1. -
Page 69: Replacing Ntc Sensor
Repairs 6.13 Replacing NTC sensor Fig. 32: Attachment/connections of the NTC sensor Electrical connection Hex nut (10 mm) Prerequisite: • Rear panel has been removed. 6.13.1 Removing NTC sensor 1. Disconnect electrical connection. 2. Loosen hex nut. 3. Pull NTC sensor out of the heater flange. 6.13.2 Installing NTC sensor ►... -
Page 70: Replacing Belt Pulley
Repairs 6.14 Replacing belt pulley 6.14.2 Installing pulley (without torque) 1. Place pulley on axle. 2. Place collar nut on axle and screw on hand-tight. 3. Attach the pulley to the tub using the special tool. 4. Tighten collar nut with a 50°rotation. 5. -
Page 71: Replacing The Soap Drawer
Repairs 6.15 Replacing the soap drawer 2. Remove the water inlet hoses Prerequisite: • Worktop / VDE cover sheet has been removed • Control panel has been removed • Front panel has been removed 6.15.1 Removal of the soap drawer 1. - Page 72 Repairs 3. Remove the housing of soap drawer Result: The housing of soap drawer is removed 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 72 of 85...
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Page 73: Install Repair Set Of Soap Drawer Steam Leakage
Repairs 6.16 Install repair set of soap drawer steam leakage 6.16.2 Install siphon hose and soap drawer housing 1. Install siphon on outer tub. • Housing of soap drawer complete • Siphon hose • Hose clamp Required tools: ? [ 744966] Prerequisite: •... - Page 74 Repairs 2. Install soap drawer housing 3. Make hose connections 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 74 of 85...
- Page 75 Repairs 4. Make hose connection to outer tub and seal. Secure clamp in 4th catch Result: Soap drawer housing and hoses are installed. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 75 of 85...
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Page 76: Replacing The Drain Pump
Repairs 6.17 Replacing the drain pump 5. Loosen drainage hose [ 1] by turning it and pull out of the pump. The pump, which was supplied with the appliance, is attached with a screw. The pump, which is supplied as a spare part, is attached with 4 screws. -
Page 77: Removing/Installing Front Panel
Repairs 6.18 Removing/installing front panel Prerequisite: • Worktop has been removed. • Control panel has been removed. • Door has been removed. 6.18.1 Removing front panel 1. Unhook and remove cover flap from the fluff trap. 2. Detach the door seal. 3. -
Page 78: Replacing Injection Valves
Repairs 6.19 Replacing injection valves 5. Disengage catch element (2). Aqua Stop, supply hose, flow sensor and injection valves together form a spare part which is replaced in case of a defect. Prerequisite: • Aqua Stop has been removed. • Worktop has been removed. - Page 79 Repairs 6. Unhook injection valve and rotate by 90°. 7. Remove injection valve through the rear panel. 6.19.2 Installing injection valve ► Install injection valve in reverse order. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 79 of 85...
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Page 80: Removing/Installing The Power Module
Repairs 6.20 Removing/installing the power module 4. Release protective conductor connections (6). 5. Release power cord (5) from the holder. Prerequisite: • Back panel has been removed. 6. Using a suitable tool, disengage catch element (2). 7. Disengage the catch element (4). 6.20.1 Removing the power module 9. - Page 81 Repairs The cover can only be removed from the power module inside the appliance. Detach cover and remove from the power module. 11. Place cover aside within the appliance. Destruction of or damage to the electronics due to improper handling! ►...
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Page 82: Incorrect And Correct Installation Location Of Display Module
Repairs 6.21 Incorrect and correct installation location of 2. Correct installation location display module 1. Incorrect installation location Result: When carrying out repairs, the contacts must be situated correctly on the contact points 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 82 of 85... -
Page 83: Removing/Installing The Inverter Module
Repairs 6.22 Removing/installing the inverter module Prerequisite: • Rear panel has been removed. 6.22.1 Removing the inverter module 5. Remove cable strap (2). 6. Loosen fixing elements (3). 2. Remove screws (1). 3. Remove frictional damper. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 83 of 85... - Page 84 Repairs 8. Loosen locking hook (4). 9. Push inverter module in direction of arrow and take out of the appliance. 6.22.2 Installing the inverter module ► Install inverter module in reverse sequence. 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 84 of 85...
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Page 85: Optionally Noises In Inverter Area
Repairs 6.23 Optionally Noises in inverter area 6.23.2 Eliminating inverter module noise ► ► Prerequisite: Rear panel has been removed 6.23.1 Inverter module noises ► ► Result: Eliminate noise by pulling the inverter module (1) to the left Result: Inverter module (1) is touching the housing 2017-05-22 / DIS 113_58300000186503_ara_en_c Copyright by BSH Hausgeräte GmbH Page 85 of 85...