Bosch GV 630 S Repair Instructions Download Page 42 | Manualshive

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7 FAULT

DIAGNOSTICS

7.1

Controller / module with display

Customer complaint

Cause

Remedial action

Running time too long

Alternating rinse technology, energy saving

Advise customer,

See Consumption rates

or

Alternate

rinsing technology

Component is not actuated

Triac on the module

does not switch properly, smoke traces

may be visible on the module

Before replacing the module, always measure
the connected consumers (valves, actuators, etc.).

Comply with safety instructions

Time skips

Washtecnic. Adjust the time in the display to the actual
wash step.

Advise customer. There are some factor that have
influence: water temperature, amount of utensils,
degree of dirt on the utensils…

202_58300000104305_ara_en_b – 02.11.a

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Summary of Contents for GV 630 S

Page 1: ...nic module 35 3 3 General information on control 9 5 FUNCTIONS 36 4 COMPONENTS 12 5 1 3 in 1 detergent detection function 36 4 1 Actuator 12 6 REPAIR 37 4 2 Aqua sensor optional 13 6 1 Diagnosis aids 37 4 3 Aqua Stop valve 14 7 FAULT DIAGNOSTICS 38 4 4 Worktop optional 16 4 5 Flow sensor 17 7 1 Controller module with display 38 4 6 NTC 18 7 2 Draining 39 4 7 Regeneration drainage valve 18 7 3 Odou...

Page 2: ...8 1 General technical specifications 52 8 2 Consumption rates 52 202_58300000104305_ara_en_b 02 11 a Seite 2 von 52 ...

Page 3: ...ppliance function When repairs are complete conduct a test in accordance with VDE 0701 or the corresponding national regulations When repairs are complete perform a function and leak test If the appliance is faulty the housing or frame may be live Electric shock may occur if live components are touched inside the appliance Before commencing repairs disconnect the appliance from the power supply If...

Page 4: ...lation faults due to all pole disconnection relays pressure switch or the differential current must be measured on the appliance If replacing the dispensing device and the pump sump beware of sharp edges in the area of the stainless steel modules Before commencing repairs always disconnect the appliance from the power supply If tests have to be performed while the appliance is live always use a re...

Page 5: ...e standing 2 2 Electrical connection Connect the appliance to a correctly installed earthed socket only Comply with the specifications on the rating plate 2 3 Water connection If the appliance is connected to the drain with the standard hose length the max permitted height from the floor is 90 cm If the drainage hose is extended a max height of 80 cm must not be exceeded The water connection inch ...

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Page 7: ...play Low salt display Timer Preselection Top basket funtion 3 1 4 Display The display consists of a 2 1 2 digit 7 segment display The expected remaining running time is displayed included times longer than 99 minutes 3 1 1 Main Switch It is placed in the left side out of the control module The remaining running time is recalculated at the end of the heating positions If deviations occur on account...

Page 8: ...rinse but it also specifies the temperature of the wash cycle and the number of intermediate rinse cycles If clean water is detected in the prerinse the water from the prerinse is also used in the wash cycle a wash cycle at 65 one intermediate rinse cycle and a drying cycle If dirty water is detected in the prerinse the prerinse cycle runs a wash cycle at 51 two intermediate rinse cycles and a dry...

Page 9: ... 1 is indicated on the digital display If the S1 button is pressed again 0 is displayed and the rinse aid refill indicator is de activated dH fH Clarke mmol l Salt consumption in g per rinse cycle Set value 0 3 0 6 0 4 0 0 6 0 0 4 6 7 11 5 8 0 7 1 1 2 1 7 9 12 16 9 11 1 2 1 6 4 2 10 12 17 21 12 15 1 7 2 1 6 3 13 16 22 29 16 20 2 2 2 9 9 4 17 21 30 37 21 26 3 0 3 7 14 5 22 30 38 54 27 38 3 8 5 4 27...

Page 10: ...ibed under Initial start up Replacing the electronics The components such as the valves the detergent and rinse aid dispensers and the circulation pump are actuated by triacs see listing of triacs The drainage pump and the instantaneous water heater are switched on by relays 3 3 2 Warm water detection If the water running into the final rinse cycle is hotter than 45 C the temperature in the final ...

Page 11: ...o a defective triac ensure that the actuated component is also checked Comply with ESD information A Dispenser actuator B Water points C Filling valve D Regeneration valve E Heat exchanger outlet valve 202_58300000104305_ara_en_b 02 11 a Seite 11 von 53 ...

Page 12: ...he electronics Programme counter 0 Programme sequence during the initial start up without heat exchanger Programme counter PZ 0 Pump 15 sec Salt refill indicator Filler valve on 10 sec Regenerate 60 sec Increase loop counter by 1 Start rinse programme PZ 3 Salt refill ON Check counter PZ 3 Salt refill OFF PZ 0 202_58300000104305_ara_en_b 02 11 a Seite 12 von 53 ...

Page 13: ...at to the wax filled metal cylinder The wax expands and forces the plunger out of the cylinder The plunger transfers the mechanical movement to the release mechanism for dispensing the detergent and rinse aid If the heat source is switched off the volume of wax is reduced by the cooling process The pressure spring returns the plunger back to its original position The actuation time is approx 2 min...

Page 14: ...ted by the infrared diode can no longer reach the photodiode The absent voltage signal is detected by the microcomputer Depending on the programme type the water is changed after the prerinse or even the washing temperature is changed If the turbidity value is not reached the water remains in the rinsing tank for the wash cycle In each programme sequence in which the Aqua sensor is active the sens...

Page 15: ...losed by a housing is attached to the tap The housing is connected to the base pan by a leakage water hose sleeve of the inlet hose The water inlet hose which connects the valve to the water inlet and the electrical control line for the solenoid valve are located inside this leakage water hose Technical specifications Nominal voltage 230 240 V A Solenoid valves B Control cable C Inlet hose D Leaka...

Page 16: ...t hose over the cable connect the wires to the insulating sleeves 1 After fitting warm the connectors until the shrinkage process occurs and the hot melt adhesive comes out of the ends of the connectors 2 Push the shrink fit hose over the connectors and also warm until the shrinkage process is complete 3 202_58300000104305_ara_en_b 02 11 a Seite 16 von 53 ...

Page 17: ...nal Catch tappets are located on the rear right and left hand sides of the worktop To remove the worktop press up the catch tappets push the worktop back and lift off 202_58300000104305_ara_en_b 02 11 a Seite 17 von 53 ...

Page 18: ...d circuit board with reed switch A Water inlet B Water outlet C Connector The water sets the fan impeller moving The magnet attached to the fan impeller actuates a reed switch 2x per revolution north south south north The generated impulses are counted by the electronics module and cannot be measured When installing the impeller wheel ensure that the direction of flow is correct An arrow on the fl...

Page 19: ...lve and the drainage valve are situated in the water softening system If the regeneration valve is actuated the water stored in the regeneration chamber is conveyed through the water softening system If the drainage valve is actuated the water stored in the heat exchanger HE is conveyed into the rinsing tank via the water softening system Technical specifications Nominal voltage 230 240 V Frequenc...

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Page 21: ...the dispenser is full the light beam in the prism is scattered The received signal is weaker than the transmitted one If the dispenser is empty the light beam in the prism is reflected The received signal is the same as the transmitted signal The module evaluates the received signal and the refill indicator LED is actuated A Transmitter diode B Receiver diode C Prism 202_58300000104305_ara_en_b 02...

Page 22: ... the hinge plate off the frame pull the hinge up and out remove spring clamp Two piece hinge bearing bush Open the bearing bush by disengaging the spacer with a screwdriver see sketch One piece hinge bearing bush Open the bearing bush by bending up the catches with a screwdriver When the bearing bush is removed it must be renewed A Hinge plate E Tension cord B Hinge lever F Tension spring C Bearin...

Page 23: ...ck securely Before installing the seal lubricate with washing up liquid 4 10 Dispenser The release mechanism is actuated via an actuator When the actuator is actuated for the first time the detergent dispenser cover is opened At the same time the release pawl engages with the switching core of the rinse aid lever so that when the actuator is actuated again the dosing plunger is lifted off the rins...

Page 24: ...A Dosing plunger D Magnetic float B Switching core E Reed contact optional C Actuator F Optical sensor optional 202_58300000104305_ara_en_b 02 11 a Seite 24 von 55 ...

Page 25: ...rom the plug and socket connection in the base pan Place the appliance on its back carefully remove the base pan and loosen the catch between the level sensor housing and the water softening system Disconnect the circulation pump with the rubber support from the base pan Open the base pan until the instantaneous water heater can be screwed off the pump sump Unscrew the instantaneous water heater R...

Page 26: ...the level sensor housing and the water softening system separate the circulation pump with the rubber support from the base pan remove the base pan until the water softening system can be pulled off the plug and socket connections on the water inlet and the level sensor housing pull out the reed switch Salt dispenser Capacity Fine grained salt approx 2 0 kg Rough grained salt approx 1 5 kg Salt ta...

Page 27: ...remove the detergent solution pump disengage the lever 1 then rotate the pump forwards 2 The pump can be removed by rotating it through approx one quarter of a revolution 3 Technical specifications Nominal voltage 230 240 V Frequency 50 Hz Resistance 110 260 Ω Delivery head 0 9 m Conveying capacity 10 l min 202_58300000104305_ara_en_b 02 11 a Seite 27 von 55 ...

Page 28: ...leaks in the supply hose are conveyed to the base pan via the leakage water hose Once a predefined level has been reached in the base pan the float uses a switch lever to actuate the safety level switch which then electrically switches off the filling and safety valve At the same time the drainage pump is switched on the detergent solution is removed from the rinsing tank and the drainage pump swi...

Page 29: ...the pump sump observe marking in order to prevent dirt particles penetrating the rinsing circuit 3 stage filter system A Coarse filter C Microfilter cylinder B Surface filter D Fine filter cylinder 4 stage filter system 202_58300000104305_ara_en_b 02 11 a Seite 29 von 55 ...

Page 30: ...oarse filter E Rinsing tank B Fine filter cylinder F Pump sump C Surface filter G Supply pipe to upper spray arm D Microfilter cylinder H Lower spray arm 202_58300000104305_ara_en_b 02 11 a Seite 30 von 56 ...

Page 31: ...The upper spray arm is attached by its inlet pipe directly to the top basket Connection to the supply pipe is by a variable coupling If appliances feature a height adjustable top basket the water inlet to the spray arm is adjusted via this variable coupling The lower spray arm is connected with its bearing assembly to the second outlet of the instantaneous water heater directly via the pump sump a...

Page 32: ...nected in series disconnects the appliance at 85 C to prevent overheating In mechanically controlled appliances this temperature switch is combined with a 65 C temperature controller and housed in one module in electronically controlled appliances it is combined with an NTC sensor negative temperature coefficient and housed in one module The sensor surface is in direct contact with the detergent s...

Page 33: ...e the 40 mm seal on the base of the container Splash proof protection for the lower corners Press in the seal evenly and without any kinks A Towards middle of rinsing tank Warning Prior to insertion ensure that the seal lip is pointing towards the middle of the rinsing tank otherwise there will be leaks in the area of the door 202_58300000104305_ara_en_b 02 11 a Seite 33 von 56 ...

Page 34: ...d adjusting screw built in appliances only via the deflection roller In this case stronger door springs see table may be used If furniture doors are very light the door springs can also be replaced by lighter ones The door springs must be replaced in pairs only The maximum furniture door weight is approx 10 5 kg Spring force Coloured dot Material no Max weight of furniture d grey 165891 Approx 10 ...

Page 35: ... the module d In the start phase the two windings one in series with the capacitor are connected in parallel to each other and directly to the mains voltage and generate a very high starting torque After the switchover phase the windings are then in series one behind the other i e each winding is connected to half the mains voltage The motor is then adjusted optimally to the operating pump and gen...

Page 36: ...85 Ω HI 2 approx 13 Ω Delivery head 3 1 m To release the impeller block the rotor with a pen or screwdriver hole between the rotor blades Remove the pump housing and press out the mechanical seal Note if the motor is replaced the spacer washer on the motor shaft must be fitted to the new motor otherwise the impeller will run less smoothly or will lock Installation is in reverse sequence Prior to i...

Page 37: ...eration step the electronics check whether the capacity of the water softener is adequate for a complete Normal Programme Sequence If not regeneration starts The water softening system is regenerated and rinsed through during the wash cycle The regeneration valve on the water softening system is opened for this purpose The stored volume of water flows into the salt dispenser via the valve absorbs ...

Page 38: ...The washer locks the relevant water channel to the spray arms The locking disc has two openings which differ in size The smaller opening reduces the flow rate to the top basket The controller receives information on the position of the slide from the micro switch which is actuated by the cam disc The water points are integrated in the instantaneous water heater and may be replaced as a complete un...

Page 39: ...tion of the electronic module depends on the brand There are two posibilities Caution If we don t install the module in the right position we can break the guide of light against the front panel Low position Bosch and Siemens The module is fixed in the signed points 202_58300000104305_ara_en_b 02 11 a Seite 39 von 56 ...

Page 40: ... improves the drying result The 3 in 1 detergent detection function is activated if the electronics detect low rinse aid the rinse aid refill indicator is deactivated The Intensive drying additional function can still be selected but it has no effect on the rinse aid temperature The maximum temperature increase is 3 K 202_58300000104305_ara_en_b 02 11 a Seite 40 von 56 ...

Page 41: ...aterial no 21 4114 appliance dimension 86 cm Test prod Material no 340730 remove the components from the module before measuring the resistance Protective gloves Material no size 9 340728 size 10 340729 Salt dispenser nut Material no 34 0054 202_58300000104305_ara_en_b 02 11 a Seite 41 von 56 ...

Page 42: ...riac on the module does not switch properly smoke traces may be visible on the module Before replacing the module always measure the connected consumers valves actuators etc Comply with safety instructions Time skips Washtecnic Adjust the time in the display to the actual wash step Advise customer There are some factor that have influence water temperature amount of utensils degree of dirt on the ...

Page 43: ... check remove both drainage hoses Pump is buzzing audibly Pump mechanically blocked blocked or damaged pump Clean pump or if required remove pump Pump is not running See also pump is buzzing or running audibly Water tap was closed when dry the heat exchanger was still empty the filling switch is waiting for level The pump is not activated Advise customer wait for programme sequence and then close ...

Page 44: ... of electronic components or printed circuit boards Advise customer comply with safety instructions in the operating instructions Advise customer socket and connection cable must be replaced Measure consumers test programme and check according to circuit diagram Follow safety instructions Eradicate creep age distance and transition resistance look out for leaks high current cables must not be exte...

Page 45: ... during the rinse cycle Spray arm is striking the utensils Advise customer utensils not arranged properly Alternating noises in the rinse programme Alternate rinse technology top basket rinsing 55 sec changeover 5 sec bottom basket rinsing 60 sec utilising water points Alternate pumping detergent solution pump and circulation pump are actuated alternately Advise customer put utensils in appliance ...

Page 46: ...olution Water soluble or regeneration salt residue Analyse with diagnosis case 340070 dest water Discoloration colour residue e g tea tomato juice coffee lipstick etc analyse with diagnosis case 340070 chlorine bleach Detergent residue Analyse with diagnosis case 340070 dest water Water insoluble residue damage to utensils 202_58300000104305_ara_en_b 02 11 a Seite 46 von 56 ...

Page 47: ...sage or insufficient dosage wrong programme selected Unfavourable arrangement of the dishes etc very large pieces in the lower rack e g pots avoid holders dish racks twisted Spray arm is blocked by dishes or cutlery Advise customer sieve insert and care Clean parts if necessary refer customers to correct sieve insert Clean parts if necessary refer customers to correct sieve insert Clean Advise cus...

Page 48: ...l sensor function implement filling process Remove non return valve check valve and seat for dirt and if required clean Check circulation pump Check heating circuit according to circuit diagrams note pressure switch on the instantaneous water heater the circulation pump cannot build up adequate pressure if there is insufficient water in the appliance Blockage in the rinse cycle of the top basket p...

Page 49: ...t regenerate Untreated water valve does not open appliance is filled with untreated water only Adjusting hardness range Advise customer use phosphatic detergent Adjust regeneration position and conduct performance test observe drainage of regeneration dispenser Check regeneration valve carefully mechanical valve stem electrical actuation coil Check untreated water valve mechanical valve stem elect...

Page 50: ...rgent wrong detergent Wrong programme selected too weak programme selected Appliance connected to hot water water inlet temperature too high Advise customer use enzyme detergent Advise customer select correct programme Check hot water connection setpoint lower than 60 C advise customer if required connect to cold water 202_58300000104305_ara_en_b 02 11 a Seite 50 von 56 ...

Page 51: ...neration dispenser is dispensing slowly Leaking regeneration valve regeneration dispenser is dispensing slowly Regeneration valve continuously actuated Initial clouding of glass can only apparently be wiped off Detergent solution carry over Combination product Advise customer eliminate leaks Check valve and or valve seat Electrical check with circuit diagrams See Damage to utensils See Food remnan...

Page 52: ...ort running time and at low temperatures Silicate deposits only on glasses not to be removed Final rinse dosing set too high can be rinsed off with water Discoloration due to sulphur compounds in the air and in various food remnants Advise customer increase amount of detergent Use detergent containing chlorine bleach Recommend machine detergent for discoloration in the appliance Advise customer st...

Page 53: ...ser or cutlery basket Spray arm nozzles blocked filters locked Dispensing device in spray shadow large pan etc positioned at bottom left Check draining non return valve Detergent very lumpy washing effect and dissolving performance reduced Advise customer dishwasher not loaded properly Replace spring of dispensing device Advise customer Tablet dissolving time is too long Advise customer follow ins...

Page 54: ... connect the appliance to cold water supply Check heating circuit according to circuit diagrams note pressure switch on the instantaneous water heater the circulation pump cannot build up adequate pressure if there is insufficient water in the appliance Advise customer quick programme is without drying cycle drying level option is too low Advise customer tablet is unsuitable for this programme Pla...

Page 55: ...Customer complaint Cause Remedial action Circulation pump does not start After a prolonged idle time the seal set may stick to the pump wheel The seal set must be replaced 202_58300000104305_ara_en_b 02 11 a Seite 55 von 56 ...

Page 56: ...tion in litres 21 11 19 18 15 15 10 4 With Aqua sensor 18 12 The indicated values may deviate up or down The values correspond to laboratory measured values in compliance with EN50242 at the start of the series 8 TECHNICAL SPECIFICATIONS 8 1 General technical specifications Voltage frequency 230 240 V 50 Hz Connected load 2 3 kW Heat output 2 15 kW Fuse 10 13 A 8 2 Consumption rates 8 2 1 Applianc...

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