BSH HN678G4S1 Repair Instructions Download Page 121

Page: 121 / 181

Repairs

2016-03-10 / DIS 184_58300000140186_ara_en_k

Page 121 of 181

6.10

Install and remove cabinet upper section

Required tools:

Torx screwdriver T20

Prerequisite:

•

Appliance is disconnected from the power supply.

•

Appliance has been removed. (Page 125)

6.10.1

Removing the cabinet upper section

► 1) Remove the screws.

2) Remove the upper section of the cabinet upwards.

6.10.2

Remove the upper section of the cabinet

► 1) Mount the upper section on the side panels and rear panel.

2) Screw in the screws.

Summary of Contents for HN678G4S1

Page 1: ...bent bounces 46 Operating ring can be rotated easily no change on the display 46 Operating ring does not respond no display 47 Operating ring is hard to turn remains stuck in a specific position 47 Op...

Page 2: ...he socket of the meat temperature sensor 87 5 16 Measuring the temperature of the operating surfaces for hot air at 220 C 88 5 17 Measuring the temperature of the operating surfaces for pyrolysis leve...

Page 3: ...nd installing the magnetron 158 6 26 Removing and installing the NEO inverter 159 6 27 Remove and connect the mains cable 161 6 28 Removing and installing the deflector 162 6 29 Removing and installin...

Page 4: ...applicable documents The following documents include additional relevant repair information General repair instructions Error codes and service programs Circuit diagrams Exploded drawings Parts lists...

Page 5: ...s of ignoring the warning Actions to protect from danger The following example shows a warning that warns against electric shock due to live parts The measure for avoiding the danger is mentioned Risk...

Page 6: ...om the mains for at least 60 seconds before starting work Do not touch the housing components and cables For tests on an energised system use a residual current circuit breaker Discharge high voltage...

Page 7: ...Cut off the gas supply before working on gas carrying connections Check tightness following work on connections carrying gas Only repair gas appliances with original parts that were tested and releas...

Page 8: ...iance 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...

Page 9: ...ctive tube The protective tube allows the heated sensor element to be operated at the required operating temperature and prevents mechanical damage The air of the cooking compartment reaches the senso...

Page 10: ...r in the cooking compartment Because the content of the oxygen and the humidity of the air are directly related to each other the baking sensor also senses the humidity of the air indirectly Fig 4 Rel...

Page 11: ...ng on one level Several baking trays would divide the cooking compartment into different areas and the humidity would no longer be distributed evenly The door must not be opened during the cooking pro...

Page 12: ...ed as part of a repair manual synchronization between the baking sensor module and the baking sensor must be performed in the service program The manual calibration is started in the Lambda sensor cal...

Page 13: ...re probe with three NTC resistors Depending on their features the appliances have two or three pole connector sockets for the meat temperature probe Two pole connector sock et Three pole connector soc...

Page 14: ...ones but external rotor motors have a higher torque than internal ones The motor electronics is made up of the power electronics and the control electronics The motor electronics generates the voltag...

Page 15: ...ase mains and the current path switching occurs by means of a control EC motors use forced commutation Fig 12 Basic circuit electronic commutation red coil north pole green coil south pole grey coil c...

Page 16: ...it also works for very low torques or when stationary Sensorless commutation The countervoltage in the coils analysed by the motor electronics is used to determine the position of the rotor A minimum...

Page 17: ...lectronics The water pump pumps the water from the water tank to the steam generator The water level in the steam generator is monitored by a water level sensor The steam electronics will switch the h...

Page 18: ...ount of water in the steam generator is approximately 120 ml The heater switches on and steam is generated until the boiling water no longer touches the water level sensor Now the amount of water in t...

Page 19: ...e 19 of 181 The heating element is switched off at 280 C The maximum temperature of the heating element is 350 C Fig 18 Heater connections 1 Earth connection 4 Heater connection 800 W 2 E Fast Tempera...

Page 20: ...socket Depending on which pump is being operated the water is pumped from the water tank to the steam generator filling or from the steam generator to the water tank draining 3 6 1 Double pump in appl...

Page 21: ...c coating to be regenerated and to remain active for the entire lifecycle of the appliance Normally no additional cleaning cycle is necessary Should an additional cleaning cycle be required as an exce...

Page 22: ...eact to microwave cooking in the same way Some plastics will change their shape and may even melt Plastic utensils made of melamine and Ornamin store microwave energy and become extremely hot The cook...

Page 23: ...th top and bottom heat recirculating air grill or combi nations of these must be heat proof Follow the manufacturer s in structions Porcelain Follow the manufacturer s in structions Glass ceramic part...

Page 24: ...om heat Grill Recirculating air Combination Oven bags With no grill Instead of us ing metal clips close the bag with string Metal baking tins Follow the manufacturer s in structions Metal cookware fla...

Page 25: ...ng compartment temperature sensors are temperature sensors that use the dependence of the electrical resistance on the temperature in platinum as a measuring effect For protection the platinum measuri...

Page 26: ...ith pyrolysis Appliance with out pyrolysis Appliance with out slide handle Appliance with out pyrolysis with full steam 4 Door panels 3 Door panels 3 Door panels 3 Door panels 2 Intermediate glasses c...

Page 27: ...ated on the inside of the anode block These are usually radial slits that run parallel to the filament and which are open in the direction of the central hole of the anode block The anode segments fac...

Page 28: ...V 2 Cathode filament UA Anode voltage 4 kV Four conditions required for a magnetron to generate microwaves There is a vacuum in the anode body The anode has earthing potential through the housing mean...

Page 29: ...t the touch of a button the swivelling panel is extended a little by a motor and a swivel mechanism Next the swivelling panel must be pulled out and up manually until it locks in place The position of...

Page 30: ...s a somewhat less precise method of temperature regulation Two temperatures are defined one for switching the elements on and one for switching them off The average of the switch on and switch off tem...

Page 31: ...lso with steam Fig 30 4D hot air as an example the temperature range for a target temperature of 200 C 1 Top limit curve 3 Bottom limit curve 2 Set point curve 3 13 4 Pizza setting PID control Page 30...

Page 32: ...le the temperature range for a target temperature of 200 C 1 Top limit curve 3 Bottom limit curve 2 Set point curve 3 13 6 Full surface grill Two point control Page 30 Accuracy irrelevant Peak heat Fi...

Page 33: ...ns that after the target pyrolysis temperature is reached that temperature is maintained for a specific period of time Level I II III 50 60 90 minutes holding time The maximum pyrolysis duration i e t...

Page 34: ...apid heat up function was started before the temperature reaches its target value Peak heat As for conventional operation modes this may be slightly higher for temperatures 150 C Heating element Botto...

Page 35: ...precise method of temperature regulation Two temperatures are defined one for switching the elements on and one for switching them off The average of the switch on and switch off temperatures determin...

Page 36: ...also with steam Fig 36 4D hot air as an example the temperature range for a target temperature of 200 C 1 Curve top limit 3 Curve bottom limit 2 Curve setpoint 3 14 4 Pizza setting PID control Page 35...

Page 37: ...r the amplitude Fig 38 Hot air grilling as an example the temperature range for a target temperature of 200 C 1 Curve top limit 3 Curve bottom limit 2 Curve setpoint 3 14 6 Grill large area Two point...

Page 38: ...that after the target pyrolysis temperature is reached that temperature is maintained for a specific period of time Level I II III 50 60 90 minutes holding time The maximum pyrolysis duration i e the...

Page 39: ...apid heat up function was started before the temperature reaches its target value Peak heat As for conventional operation modes this may be slightly higher for temperatures 150 C Heating element Botto...

Page 40: ...out full steam without microwave with pyrolytic system and or added steam and or cooking sensor and or drying have a vapour valve Appliances without full steam without microwave with pyrolytic system...

Page 41: ...htly open Sensor cooking 2 conventional slightly open Sensor cooking 2 Cir coTherm full steam slightly open Type of heating Parameter Sensor cooking 2 con ventional microwave slightly open Rapid heat...

Page 42: ...meter 0 150 C 151 250 C 251 350 C 351 C closed 0 0 0 does not occur slightly open 50 50 45 does not occur more open 80 70 55 does not occur open 100 100 100 does not occur Table 10 Opening ratios depe...

Page 43: ...ute to prevent the appliance from overheating If the appliance has not cooled off sufficiently when it is restarted only reduced power will be generated despite a high power setting After the cooling...

Page 44: ...rm Vapour valve does not close completely Moisture must remain in the appliance when food is being kept warm If the vapour valve does not close completely the air in the cooking compartment will becom...

Page 45: ...heating in the cooking compartment Advise customer Retrofitting rails is not possible for appliances with microwaves and accessory holders grids Remove the rails and insert the accessory holders grids...

Page 46: ...of the baking tray universal pan may also occur if the baking tray universal pan is removed from the cooking compartment with food on it while still hot and set down onto a cold surface These deforma...

Page 47: ...ting ring Remove adhesive residues from the operating module Operation is not interrupted when the door is opened only Neff not with all operating modes Not a fault Text in instruction manual incomple...

Page 48: ...the steam generator on the double pump to the bottom connecting piece connect hose to the tank to the top connecting piece Appliance continues to heat although the setpoint temperature has been attai...

Page 49: ...primary switch must have continuity when the door is open Check the short circuit switch and the primary switch Replace the short circuit switch and the primary switch if defective Folding panel only...

Page 50: ...connection not a permanent solution Replace the right hinge Reset during operation in main menu MyProfile only Neff AV2 Software error Flash MMB to software status 5800 Calibrate TouchControl Door fol...

Page 51: ...fluctuations of the mains frequency result in large deviations of the time For this reason the time is derived from the frequency of an oscillating crystal for all IC 6 appliances Advise customer The...

Page 52: ...ins to one side Remove water tank is displayed when the pyrolytic self clean system is started The error memory reports F5211 al though the water tank has been re moved The water tank level sensor is...

Page 53: ...upposed to remain in the cooking compartment If the vapour valve does not close properly steam will continuously escape to the outside and more will have to be generated In this case the heater fin ev...

Page 54: ...to KI04 and CPM with software status 0027 Not a fault Current state of technology Advise customer This appliance uses newer cooling fan motor technology than earlier ones BLDC motor The operating noi...

Page 55: ...t by BSH Hausger te GmbH Page 55 of 181 Fault Possible cause Troubleshooting KI01 to KI04 and CPM with software status 0027 Not a fault Current state of technology Advise customer Sufficient cooling o...

Page 56: ...onto the rails between the end stop studs at the front and rear Control panel and or door askew Not a fault Current state of technology Perfect installation is not a product characteristic Appliances...

Page 57: ...xhaust gap Remove the front glass see instruction manual Insert the Z clamps Put back the front glass see instruction manual Connecting sleeve of the cooking compartment seal is becoming frayed Connec...

Page 58: ...apes in the top right hand corner Condensed water on the control mod ule Vapour valve incorrectly assembled The retaining tabs of the vapour valve are not latched into the air baffle Incorrect assembl...

Page 59: ...nd the air baffle Check whether the air baffle was distorted due to faulty TOX points on the vapour valve Replace the distorted air baffle Replace the distorted vapour valve Water drips onto the floor...

Page 60: ...binet cavity Required tools Callipers 00341574 Prerequisite The appliance must be flush to the cabinet cavity at left right top and bottom If an eFSB is being compiled four photos showing calliper rea...

Page 61: ...the door relative to the panel 2 mm Depression of the door relative to the panel 1 mm 1 Measure the protrusion depression 2 Compare the measurement result with the permissible tolerances 5 2 2 Checki...

Page 62: ...rances 5 2 4 Checking the exhaust gap between the panel and the door Tolerance 10 mm 1 mm 1 Measure the exhaust gap 2 Compare the measurement result with the permissible tolerance 5 2 5 Checking the p...

Page 63: ...sture will damage the cooking sensor Do not clean the cooking sensor with wet or moist utensils Clean soiled or blocked openings in the metal housing of the cooking sensor with a dry brush 3 Start the...

Page 64: ...ventilation cut out in the tall unit 1 Check that the ventilation cut out in the floor of the tall unit complies with the drawing 2 If a ventilation cut out too small enlarge it or have it enlarged to...

Page 65: ...tion between the oven and the hob If the oven is being installed underneath a hob the following must be considered the minimum distance X between the appliances the minimum thickness Y of the worktop...

Page 66: ...k 22 53 k 19 93 k 21 64 k 19 18 k 20 79 k 18 46 k 19 98 k 17 77 k 19 21 k 50 17 12 k 18 47 k 16 49 k 17 76 k 15 88 k 17 08 k 15 30 k 16 44 k 14 75 k 15 82 k 14 21 k 15 22 k 13 70 k 14 65 k 13 21 k 14...

Page 67: ...ent type K to digital multimeter 00340959 Oven thermal element type K with simple welding bead 00340955 Retaining clip for thermal oven element Prerequisite Meat temperature sensor is inserted 1 Measu...

Page 68: ...Test 2016 03 10 DIS 184_58300000140186_ara_en_k Copyright by BSH Hausger te GmbH Page 68 of 181 9 Replace the meat temperature probe if it is defective...

Page 69: ...ite Appliance is disconnected from the power supply Appliance has been removed Page 125 Upper section of the housing has been removed Page 121 Cabinet back panel has been removed Page 122 LEDs service...

Page 70: ...5 contact 16 Set up the test program component test oven light K24 Result LED lights up If both LEDs light up and you cannot find any fault in the cable or the distributor board then the left hand LED...

Page 71: ...ip black 00341480 to 00341489 country specific appliance testers 00341918 Thermal element adapter for connecting the thermal element type K to the appliance tester 00340959 Oven thermal element type K...

Page 72: ...100 1385 1 1388 8 1392 6 1396 4 1400 2 1404 0 1407 8 1411 6 1415 4 1419 1 110 1422 9 1426 7 1430 5 1434 3 1438 0 1441 8 1445 6 1449 4 1453 1 1456 9 120 1460 7 1464 4 1468 2 1472 0 1475 8 1479 5 1483...

Page 73: ...2363 5 370 2367 0 2370 5 2374 0 2377 4 2380 9 2384 4 2387 9 2391 4 2394 8 2398 3 380 2401 8 2405 2 2408 7 2412 2 2415 6 2419 1 2422 6 2426 0 2429 5 2432 9 390 2436 4 2439 9 2443 3 2446 8 2450 2 2453...

Page 74: ...p black 00341480 to 00341489 country specific appliance testers 00341918 Thermal element adapter for connecting the thermal element type K to the appliance tester 00340959 Oven thermal element type K...

Page 75: ...100 692 53 694 42 696 32 698 21 700 11 702 00 703 90 705 79 707 68 709 57 110 711 46 713 35 715 24 717 13 719 02 720 91 722 80 724 68 726 57 728 46 120 730 34 732 23 734 11 735 99 737 88 739 76 741 6...

Page 76: ...8 7 1190 5 1192 2 1193 9 1195 7 1197 4 1199 1 380 1200 9 1202 6 1204 4 1206 1 1207 8 1209 5 1211 3 1213 0 1214 7 1216 5 390 1218 2 1219 9 1221 7 1223 4 1225 1 1226 8 1228 6 1230 3 1232 0 1233 7 400 12...

Page 77: ...can be retrofitted along with the panel holder 11003838 and three self tapping screws 00611413 Appliance with steaming function When the door is opened water escapes from the door and runs onto the c...

Page 78: ...ws 00611413 Appliance with steaming function When the door is opened water escapes from the door and runs onto the condensation strip and from there into the bottom section of the housing to evaporate...

Page 79: ...Brandflecke 1 und geschmolzene Antenne 2 pr fen 2 Magnetron visuell auf gebrochene Magneten pr fen 3 Alle Anschlusskontakte visuell auf Besch digungen pr fen 4 Hohlleiter auf Besch digungen und Fremd...

Page 80: ...20 M FA plus K hlk rper minus 20 M Table 17 Widerstandswerte der Hochspannungs Isolationspr fung 1 High voltage Measured voltage on the measuring instrument 500 V Risk of injury due to electric shock...

Page 81: ...before measuring the temperature 2 Determine the initial temperature of the water TA 3 Place the temperature resistant measuring bowl with water into the centre of the cooking compartment 4 Heat the...

Page 82: ...terial Suitable Plastic temperature resistant Yes Glass Yes Glass ceramic part Yes Ceramic Yes Porcelain Yes Metal No Table 19 Suitable or unsuitable cookware material Cookware with gold or silver orn...

Page 83: ...m the power supply Appliance has been removed Page 125 Upper section of the housing has been removed Page 121 Magnetron Abdeckung ist abgebaut Page 158 1 2 poligen Hochspannungsstecker von CN703 abste...

Page 84: ...kte visuell auf Besch digungen pr fen 5 13 3 Widerst nde des Bipolartransitors IGBT Q701 messen Polarit t bei nachfolgenden Messungen beachten Measur ing point Polarit t Measur ing point Polarit t Sta...

Page 85: ...e 1 plus 20 M Anode 2 plus Kathode 2 minus 0 Anode 2 minus Kathode 2 plus 20 M Table 22 Diodenmessung an Hochspannungsdiode 1 High voltage Measured voltage on the measuring instrument 500 V Risk of in...

Page 86: ...wall socket must either be located in the hatched area or else away from the installation space 5 14 1 Check the position of the wall socket in the base unit Check the position of the wall socket acco...

Page 87: ...the socket of the meat temperature sensor Prerequisite Meat temperature sensor has been checked Page 66 Meat temperature sensor is inserted 1 Start the Core Temp Probe Test program Result Connected 2...

Page 88: ...element type K with simple welding bead 00340955 Retaining clip for thermal oven element 00341918 Thermal element adapter for connection of thermal element type K to appliance tester or digital multim...

Page 89: ...l below 220 C 8 Measure the room temperature and make a note of it 9 Measure the temperature of the controls for example turning handles handle area of the door handles buttons etc with surface temper...

Page 90: ...element type K with simple welding bead 00340955 Retaining clip for thermal oven element 00341918 Thermal element adapter for connection of thermal element type K to appliance tester or digital multi...

Page 91: ...lysis operating time before the cooling phase 8 Measure the room temperature and make a note of it 9 Measure the temperature of the controls for example turning handles handle area of the door handles...

Page 92: ...ven thermal element type K with simple welding bead 00340955 Retaining clip for thermal oven element 00341918 Thermal element adapter for connection of thermal element type K to appliance tester or di...

Page 93: ...and make a note of it 8 Measure the temperature of the controls for example turning handles handle area of the door handles buttons etc with surface temperature sensor Result The measured temperature...

Page 94: ...ven thermal element type K with simple welding bead 00340955 Retaining clip for thermal oven element 00341918 Thermal element adapter for connection of thermal element type K to appliance tester or di...

Page 95: ...ement must not fall below 200 C 8 Measure the room temperature and make a note of it 9 Exceptions are Controls switches door handle buttons knobs etc Ventilation openings Surfaces of cookers that are...

Page 96: ...aint enamel Room temperature 55 K for glass Room temperature 60 K for plastic 0 3 mm Above the worktop Room temperature 45 K for metal Room temperature 55 K for coated metal e g paint enamel Room temp...

Page 97: ...element type K with simple welding bead 00340955 Retaining clip for thermal oven element 00341918 Thermal element adapter for connection of thermal element type K to appliance tester or digital multi...

Page 98: ...at the end of the pyrolysis operating time before the cooling phase 8 Measure the room temperature and make a note of it 9 Exceptions are Controls switches door handle buttons knobs etc Ventilation o...

Page 99: ...aint enamel Room temperature 55 K for glass Room temperature 60 K for plastic 0 3 mm Above the worktop Room temperature 45 K for metal Room temperature 55 K for coated metal e g paint enamel Room temp...

Page 100: ...ment type K with simple welding bead 00340955 Retaining clip for thermal oven element 00341918 Thermal element adapter for connection of thermal element type K to appliance tester or digital multimete...

Page 101: ...easurement must not fall below 220 C 8 Measure the room temperature and make a note of it 9 Measure the temperature of the furniture surfaces at front edges and adjacent furniture edges with surface t...

Page 102: ...mal element type K with simple welding bead 00340955 Retaining clip for thermal oven element 00341918 Thermal element adapter for connection of thermal element type K to appliance tester or digital mu...

Page 103: ...perature at the end of the pyrolysis operating time before the cooling phase 8 Measure the room temperature and make a note of it 9 Measure the temperature of the furniture surfaces at front edges and...

Page 104: ...red tools 00340959 Oven thermal element type K with simple welding bead 00340955 Retaining clip for thermal oven element 00341918 Thermal element adapter for connection of thermal element type K to ap...

Page 105: ...on mode 5 Let the cooking compartment heat up for 30 minutes 6 Measure the temperature after 30 minutes Result The measured temperature must be between 185 C and 215 C 5 23 2 Documenting the measured...

Page 106: ...uired tools 00340959 Oven thermal element type K with simple welding bead 00340955 Retaining clip for thermal oven element 00341918 Thermal element adapter for connection of thermal element type K to...

Page 107: ...ed 3 Connect measuring device 4 Set pyrolysis operation mode to level 1 5 Start operation mode 6 Let the cooking compartment heat up for 60 minutes 7 Measure the temperature after 60 minutes Result Th...

Page 108: ...on slots between the front of the unit and cabinet body are provided Cooling air from around the appliance s housing is aspirated by the cooling fan through these ventilation slots and blown out to th...

Page 109: ...been damaged by overextending the screw on the flap Don t activate the vapour valve by hand Remove the vapour valve 2 Visually inspect the vapour valve Result When removed from the appliance the vapou...

Page 110: ...travels from the 90 position flap slightly open to the 180 position flap 28 open 9 Switch off the appliance 10 Switch on the appliance 11 Set the operating mode hot air eco 12 Depending on the operat...

Page 111: ...s disconnected from the power supply Appliance has been removed Page 125 Upper section of the housing has been removed Page 121 1 Pull the plug of the Lambda sensor from the Lambda module 2 Use the op...

Page 112: ...from the power supply Appliance has been removed Page 125 Upper section of the housing has been removed Page 121 1 Pull the plug of the Lambda sensor from the Lambda module 2 Remove cable strap s fro...

Page 113: ...the fascia Prerequisite Appliance is disconnected from the power supply Fascia has been swivelled out 6 3 1 Removing the fascia 1 1 Release the cover on the outside left outside right 2 Release the c...

Page 114: ...l Ripping out of the very short cables due to careless removal Carefully pull the control panel forwards not too far out 1 1 Remove the screws on the right and left 2 Push the control panel upwards sl...

Page 115: ...from startle response Disconnect the appliance from the power supply Discharge capacitors 1 Before removing the CPM measure the DC voltage at the minus and plus terminals of the rectifier 2 If the mea...

Page 116: ...liance is disconnected from the power supply Appliance has been removed Page 125 Upper section of the housing has been removed Page 121 1 Unplug the power cable of the water level sensor from the stea...

Page 117: ...isconnected from the power supply Appliance has been removed Page 125 Upper section of the housing has been removed Page 121 6 7 1 Removing the steam module 1 Remove the black plastic cover over the s...

Page 118: ...itsschnittstelle Fig 55 Example iService interface at Siemens 1 HSI D Bus 2 interface 6 8 1 Flashing and coding the electronics Fig 56 Overview of iService components 1 USB 3 0 HUB mains cable 6 UDA2...

Page 119: ...USB 3 0 cable A connector to USB 2 0 3 0 port on computer laptop 4 1 Connect HSI cable to the iService interface 2 Check for secure contact 3 Catch springs in recesses of module so they are 100 secur...

Page 120: ...screwdriver T20 Prerequisite Appliance is disconnected from the power supply Appliance has been removed Page 125 Swivelling panel has been removed Page 164 6 9 1 Removing the interior light in the roo...

Page 121: ...Torx screwdriver T20 Prerequisite Appliance is disconnected from the power supply Appliance has been removed Page 125 6 10 1 Removing the cabinet upper section 1 Remove the screws 2 Remove the upper...

Page 122: ...screwdriver T20 Prerequisite Appliance is disconnected from the power supply Appliance has been removed Page 125 Mains cable is unplugged Page 161 6 11 1 Remove the cabinet back panel 1 Remove the sc...

Page 123: ...ed tools Torx screwdriver T20 Prerequisite Appliance is disconnected from the power supply Appliance has been removed Page 125 6 12 1 Removing the cabinet side panel left 1 Remove the screws 2 Remove...

Page 124: ...d tools Torx screwdriver T20 Prerequisite Appliance is disconnected from the power supply Appliance has been removed Page 125 6 13 1 Removing the cabinet side panel right 1 Remove the screws 2 Remove...

Page 125: ...pliance or the wall socket due to improper dismounting If installed in the tall unit remove the appliance with two people or use a lift truck mains cable length only 120 cm 1 Open the appliance door 2...

Page 126: ...been removed Page 125 Deflector panel has been removed Page 162 Cabinet back panel has been removed Page 122 6 15 1 Removing the hot air fan 1 1 Unscrew the nut from the fan wheel note left hand threa...

Page 127: ...e GmbH Page 127 of 181 6 15 2 Installing the hot air fan 1 1 Working from the cooking compartment insert new silicone seals in the axle bushing of the cooking compartment 2 By rotating the seal check...

Page 128: ...Appliance is disconnected from the power supply Door has been removed Page 166 The door is lying on a soft surface 6 16 1 Removing the interior and intermediate glass panels and reflectors with glass...

Page 129: ...from underneath and remove it 6 16 2 Installing interior and intermediate glass panels and reflectors with glass light bars 1 Slide the intermediate panel into the frame in such a way that the arrow o...

Page 130: ...2 Latch the reflector and glass light bar into its gap 5 Insert the right hand reflector and its glass light bar in the same way If necessary use glass cleaner to remove any finger marks grease from t...

Page 131: ...old down door Required tools Torx T20 bit 00340865 Torx T30 bit 00341243 SW3 hex key 00340819 Magnetic door adjustment tool 2 0 mm 15000194 1 1 Mount the left and right inner door frames on the locked...

Page 132: ...t the lower adjustment gauges in the bottom of the cooking compartment flange pay attention to the markings 2 Mount the upper adjustment gauges on the upper corners of the inner door pay attention to...

Page 133: ...6_ara_en_k Copyright by BSH Hausger te GmbH Page 133 of 181 5 1 Press down lightly on the inner door 2 Unscrew the upper screw bosses until they touch the inner door frame plus one rotation 6 Suspend...

Page 134: ...by BSH Hausger te GmbH Page 134 of 181 7 Measure the distance between the front glass and the switch panel Result The front glass must protrude 2 mm If necessary use the screw bosses to readjust the f...

Page 135: ...H Page 135 of 181 10 1 Press down lightly on the inner door 2 Unscrew the screw bosses until they touch the inner door frame do not tension the inner door frame 11 First screw down the securing screws...

Page 136: ...opyright by BSH Hausger te GmbH Page 136 of 181 12 1 Push the intermediate panel downwards in the retainers 2 Press down on the top of the intermediate glass panel 3 Press the securing clamps downward...

Page 137: ...184_58300000140186_ara_en_k Copyright by BSH Hausger te GmbH Page 137 of 181 14 Open the fold down door slightly and screw in the securing screws 15 Attach the top fascia and press on it until you he...

Page 138: ...00140186_ara_en_k Copyright by BSH Hausger te GmbH Page 138 of 181 16 Open the fold down door and remove the adjustment gauges 17 Close the fold down door and check whether the junction between the fa...

Page 139: ...00340819 Torque spanner 15000085 Torx Bit TX20 00340865 Prerequisite Appliance is disconnected from the power supply Appliance has been removed Page 125 Fold down door is adjusted Page 131 Upper secti...

Page 140: ...to the polarity of the measurement voltage of the digital multimeter 1 Pull the plug from the X11 contact of the control mains module and connect the clamp type test probe red plus to the plug 2 Conne...

Page 141: ...safety switch 7 Open the fold down door 8 Replace 2 4 mm distance gauges with 2 0 mm distance gauges 9 Close the fold down door Result The door switch must close 0 appears on the display of the measur...

Page 142: ...DIS 184_58300000140186_ara_en_k Copyright by BSH Hausger te GmbH Page 142 of 181 3 Loosen securing screws and the adjustment screw of the right safety switch 4 Push the safety switch towards the fron...

Page 143: ...screw to pull the safety switch towards the back wall until the safety switch opens Result O L appears on the display of the measuring instrument 6 Excessive tightening torque can strip the threading...

Page 144: ...3 10 DIS 184_58300000140186_ara_en_k Copyright by BSH Hausger te GmbH Page 144 of 181 10 0 If the door switch does not close readjust it repeat steps 1 to 13 11 Open the fold down door 12 Remove the d...

Page 145: ...340865 Torx T30 bit 00341243 6 19 1 Dismantling the fold down door 1 1 Open the fold down door 2 Open the locking levers on the hinges 3 Close the fold down door completely 2 1 Release the cover on th...

Page 146: ...Hold the intermediate glass panel 2 Push the holders upwards but do not remove them 3 Lift the intermediate glass panel and remove it 6 1 Open the fold down door 2 Open the locking levers on the hinge...

Page 147: ...Bend the retaining bracket up from the glass retainer 2 Press the glass retainer down and push it out at the same time follow the same procedure on the other corners 9 Remove the skin plates from the...

Page 148: ...s Torx T20 bit 00340865 Torx T30 bit 00341243 1 4 SW7 socket spanner insert 00340833 6 20 1 Dismantling the fold down door 1 1 Open the fold down door 2 Open the locking levers on the hinges 3 Close t...

Page 149: ...ass up and place it on a level surface with the door handle facing down 5 1 Hold the intermediate glass panel 2 Push the holders upwards but do not remove them 3 Lift the intermediate glass panel and...

Page 150: ...retainer strip and two from the bottom one and remove the glass retainer strips 9 1 Remove the intermediate glass panel 2 Remove screws from the cover 10 1 Hold the cover and door lining and turn the...

Page 151: ...d door lining and turn them over together 2 Remove the interior glass panel retention frame 3 Take out the inner glass panel 4 Take out the glass silk inner glass seal 6 20 2 Assembling the fold down...

Page 152: ...Prerequisite Appliance has been removed Upper section of the housing has been removed Page 121 Cabinet back panel has been removed Page 122 Cabinet side panel left is removed Page 123 Appliance is ly...

Page 153: ...stalling the contact spring 1 Place the contact spring in position Connect up the cable and screw it firmly in place 2 The contact spring is distorted by the bottom panel Position the bottom panel car...

Page 154: ...d from the power supply Appliance has been removed Page 125 Upper section of the housing has been removed Page 121 Cabinet back panel has been removed Page 122 The double pump has been removed 1 Remov...

Page 155: ...installing the bearing of the guiding rod Required tools Torx screwdriver T20 Prerequisite Door has been removed 6 23 1 Removing the bearing of the guiding rod 1 1 Unlock the hinge 2 Move the hinge a...

Page 156: ...2 Installing the bearing of the guiding rod 1 Insert the guiding rod with a new bearing into the plastic part On one side position the hinge notch in the notch in the bearing 2 1 Lock the hinge 2 Pre...

Page 157: ...section of the housing has been removed Page 121 Cabinet back panel has been removed Page 122 6 24 1 Removing the power module 1 1 Remove the cable strap 2 Remove the cables from the cable guides 2 1...

Page 158: ...pper section of the housing has been removed Page 121 Cabinet back panel has been removed Page 122 Cabinet side panel right has been removed Page 124 Swivelling panel if any has been removed Page 164...

Page 159: ...24 Swivelling panel if any has been removed Page 164 Grey upper section of the ventilation duct magnetron housing has been removed The electronic cooking sensor if present has been removed from the wh...

Page 160: ...a_en_k Copyright by BSH Hausger te GmbH Page 160 of 181 4 1 1 Remove securing screws 2 2 Remove the NEO inverter out of the white upper section of the ventilation duct 6 26 2 Installing the NEO invert...

Page 161: ...nnection has a locking hook This locking hook prevents accidental disconnection of the mains cable 6 27 1 Remove the mains cable 1 Press locking hook down 2 Pull the mains cable out of the mains conne...

Page 162: ...Appliance is disconnected from the power supply Door has been opened 1 Damage to the cooking compartment enamel due to deflector falling off When loosening the fastening screws secure the deflector to...

Page 163: ...panel of the cabinet has been removed Page 122 6 29 1 Removing the PT500 1 1 Slightly push the securing spring into the tube and lift the spring hook upwards out of the groove of the tube 2 2 Pull th...

Page 164: ...e Appliance is disconnected from the power supply Appliance has been removed Page 125 Upper section of the housing has been removed Page 121 6 30 1 Removing the swivelling panel 1 1 Pull the side shee...

Page 165: ...ht by BSH Hausger te GmbH Page 165 of 181 3 Remove the fascia and if necessary disconnect any cables and or hoses 6 30 2 Installing the swivelling panel 1 Insert and engage the fascia 2 Attach it with...

Page 166: ...on both sides 1 and 2 Result Hinge lock is open 2 Open the door far enough to access the fastenings 1 Use a coin to turn the left hand fastening to the right and the right hand fastening to the left...

Page 167: ...lightly upwards so that you can push the door in as far as the stop 1 and 2 Use a coin to turn the left hand fastening to the left and the right hand fastening to the right as far as the stop 3 and 4...

Page 168: ...e has been removed Page 168 Upper section of the housing has been removed Page 168 The cabinet back panel has been removed Page 168 Cabinet side panel left is removed Page 168 6 32 1 Removing the sock...

Page 169: ...ushing Required tools Torx screwdriver T20 Prerequisite Appliance is disconnected from the power supply Door has been removed Page 169 Door has been dismantled Page 169 6 33 1 Removing the door guide...

Page 170: ..._58300000140186_ara_en_k Copyright by BSH Hausger te GmbH Page 170 of 181 3 Remove the pin from the defective bushing and take it out 6 33 2 Installing the door s guide bushing Replace the door s guid...

Page 171: ...lastic guide is removed and replaced correspondingly Required tools Torx screwdriver T20 Prerequisite Appliance is disconnected from the power supply Appliance has been removed Page 171 Door has been...

Page 172: ...move two securing screws from the bottom panel on the back 2 Pull the bottom panel down slightly 3 1 Remove the contact spring of the slide hide light 2 Hold the bottom panel down 4 Remove the door s...

Page 173: ...on the left hand side For a left hinged lateral door the cover is on the right hand side Scratches on the fascia panel carrier or door due to slipping tools Take particular care when inserting tools C...

Page 174: ...wer supply Appliance has been removed Page 174 Door has been removed Page 174 Upper section of the housing has been removed Page 174 Cabinet back panel has been removed Page 174 Cabinet side panel has...

Page 175: ..._en_k Copyright by BSH Hausger te GmbH Page 175 of 181 3 1 Fold the bottom panel down by about 10 cm 2 Lift up the lisene 3 Remove the hinge towards the front 6 36 2 Installing the door hinge Replace...

Page 176: ...levers on the hinges 3 Close the fold down door completely 2 Pull the fold down door from the hinges and place it on a level surface with the inner door glass facing down 3 1 Remove the securing scre...

Page 177: ...p the inner door frame from the hinge 2 1 Remove the securing screws from the hinge on the left and right side of the appliance 2 Pull out hinge forwards 6 38 2 Installing the door hinge 1 Push the hi...

Page 178: ...installing the door s swivel handle Required tools Torx screwdriver T20 Prerequisite Appliance is disconnected from the power supply Door has been removed Door has been dismantled 6 39 1 Removing the...

Page 179: ...3 10 DIS 184_58300000140186_ara_en_k Copyright by BSH Hausger te GmbH Page 179 of 181 3 Remove the swivel handle upwards 6 39 2 Installing the door s swivel handle Replace the door s swivel handle in...

Page 180: ...orx screwdriver T20 Prerequisite Appliance is disconnected from the power supply Appliance has been removed Page 125 Upper section of the housing has been removed Page 121 Swivelling panel has been re...

Page 181: ...r section of the housing has been removed Page 121 Swivelling panel has been removed optional Page 164 6 41 1 Removing the vapour valve motor 1 1 Remove the screw 2 2 Pull the vapour valve motor from...

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Summary of Contents for HN678G4S1

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BSH HN678G4S1, Repair Instructions, Page: 121 / 181

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Summary of Contents for HN678G4S1

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