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HP F4 U PANEL 

 

SERVICE MANUAL 

 

 
 

6.27. Front Panel 

 

 

 
 

 

 

1.

 

Remove 16 screws on the front panel

 

 

2.

 

While removing the front panel, the cable of the door latch must also be removed.

 

Summary of Contents for HP F4 U PANEL

Page 1: ...TUMBLE DRYER SERVICE MANUAL HP F4 U PANEL ...

Page 2: ...ND SERVICE AUTOTEST 7 5 1 Failure Modes and Warning Leds 8 5 2 Service Autotest Steps 9 6 DISASSEMBLY 10 6 1 Top Plate 10 6 2 Control Panel 11 6 3 Electronic Card 13 6 4 UI Card 14 6 5 Side Panel 15 6 6 Supply Cable 17 6 7 Emi Filter 18 6 8 Rear Cover 19 6 9 Pump 20 6 10 Process Fan 22 6 11 Rear Panel 23 6 12 Rear Isolation Group 25 6 13 Rear Bearing Group 26 6 14 Water Tank Housing 27 6 15 Drum 2...

Page 3: ...CIFICATIONS AND MEASUREMENTS 48 7 1 Motor 48 7 1 1 Motor Measurements 49 7 2 Pump 50 7 2 1 Pump Measurements 51 7 3 Electronic Card 52 7 4 Door Compressor NTC Sensor 52 7 4 1 Door NTC Sensor Measurements 53 7 5 Compressor 53 7 5 1 Compressor Measurements 55 7 6 Door Latch 56 7 6 1 Door Latch Measurements 56 7 7 Humidity Sensor 57 7 7 1 Humidity Sensor Measurements 57 7 8 Cooling Fan 58 7 8 1 Cooli...

Page 4: ... which called by condenser The humidity of the laundry is taken and reaches the cold side of the coil which called by evaporator via filter With a compressor refrigerant is passed through inside of the tubes of coils both condenser and evaporator A capillary causes resistance against to refrigerant flow By this way the evaporator surface is cooled and condenser surface is heated The hot and humid ...

Page 5: ... should be appropriate to program 6 Use this product only for laundry with a label that indicates it is suitable for drying 7 Children should not play with appliance 8 This product contains environmental friendly but flammable R290 gas Keep open flame and fire sources away from the product 9 Ventilation grills should not be closed 10 The service life time of tumble dryer is 10 years 11 Adjustable ...

Page 6: ... 4 Synthetics Cupboard Dry 5 Synthetics Iron Dry 6 Delicate 7 Time Drying 8 Baby Care 9 Duvet 10 Sport 11 Mix 12 Wool Refresh 13 Refresh 14 Jet Dry 45 15 Shirts 30 16 OFF The machine has humidity sensor that detects whether the laundry dry or not At the programs that work with humidity sensor laundry does not dry in fixed time Duration is constantly updates according to humidity data taking from l...

Page 7: ... air is not heated 4 3 Children s Safety There is a child lock option to avoid changes in the program flow when keys are pressed during the program There is 2 panels version which is Delicate or Anti Crease To activate child lock If It is Anti Crease panel press and hold Delay Timer and Anti Crease keys simultaneously for 3 seconds If It is Delicate panel press and hold Delay Timer and Delicate ke...

Page 8: ... For Service autotest Service can not pass the current step before completing the minimum duration When minimum duration for each step 5 sec is completed filter led makes slow blink to indicate that service can pass the next step For error codes leds must make fast blink ...

Page 9: ...nector is taken out Service must check whether tumble is moving to CW Step 4 If not Knob Motor CCW Tumble CW Motor stops Motor connector is taken out Position 4 Motor might be locked Motor belt might be dislocated Step 5 Service must check whether tumble is moving to CCW Knob Motor CW Tumble CCW Motor stops If tumble is moving to CW again then motor relay Position 5 short circuit CCW Step 6 Check ...

Page 10: ...HP F4 U PANEL SERVICE MANUAL 6 DISASSEMBLY 6 1 Top Plate 1 Remove two screws that fix the top plate at the back 2 Remove by pulling the top plate to yourself ...

Page 11: ...HP F4 U PANEL SERVICE MANUAL 6 2 Control Panel 1 Remove 2 screws from the top 2 After the water tank removed the plastic screw in the center of the control panel should be removed ...

Page 12: ...ontrol panel the control panel is removed as shown in the photo from the upper support bracket 2 The cables on the control panel are carefully removed from the cable paths 3 All sockets which is connected with electronic card must be removed carefully as shown in the photo v v v v v v ...

Page 13: ...Electronic Card 1 To remove the electronic card box PCB box from the control panel it is necessary to remove 6 tabs As shown in the photo you can take off the tabs with thin screwdriver 2 The PCB box is separated from the control panel ...

Page 14: ...HP F4 U PANEL SERVICE MANUAL 6 4 UI Card 1 UI card on control panel is disassembled as shown in photo ...

Page 15: ...HP F4 U PANEL SERVICE MANUAL 6 5 Side Panel 1 Remove 10 screws on side panels ...

Page 16: ...HP F4 U PANEL SERVICE MANUAL 6 5 Side Panel 2 Remove 2 screws from front 3 It should not be forgotten to take bottom screw 2 screws 4 Remove the side plate which is pulled out screws by pushing up ...

Page 17: ...HP F4 U PANEL SERVICE MANUAL 6 6 Supply Cable 1 Remove the supply cable brown and blue cable socket 2 Remove the terminals with tool as shown in the photo 3 Remove supply cord by pushing up 3 2 1 ...

Page 18: ...HP F4 U PANEL SERVICE MANUAL 6 7 Emi Filter 1 Remove EMI filter sockets 2 Remove the terminals with tool as shown in the photo 3 Remove the EMI filter which is fixed with 2 screws to the rear panel ...

Page 19: ...HP F4 U PANEL SERVICE MANUAL 6 8 Rear Cover 1 Remove all screws shown in the photo ...

Page 20: ...p 1 Remove the screw on pump cover 2 After opening the pump holder plastic cover Remove 2 hoses that is connected with pump 3 Remove aqua switch and pump socket 4 Remove the pump holder plastic from basement plastic as shown in the photo ...

Page 21: ...HP F4 U PANEL SERVICE MANUAL 6 9 Pump 5 Push the pump from plastic 6 There is a float in the pump housing as shown in the photo ...

Page 22: ...HP F4 U PANEL SERVICE MANUAL 6 10 Process Fan 1 Hold the fan as shown in the photo 2 First remove washer and nut then remove the process fan ...

Page 23: ...HP F4 U PANEL SERVICE MANUAL 6 11 Rear Panel 1 Remove segment on rear panel 2 Remove 8 screws from panel ...

Page 24: ...HP F4 U PANEL SERVICE MANUAL 6 11 Rear Panel 1 Remove hoses from rear panel 2 Remove the rear panel by pulling to yourself ...

Page 25: ...HP F4 U PANEL SERVICE MANUAL 6 12 Rear Isolation Group 1 For disassembling the rear Isolation group on rear panel screws are shown in the photo should be removed ...

Page 26: ...HP F4 U PANEL SERVICE MANUAL 6 13 Rear Bearing Group 1 For disassembling the rear bearing group on rear panel screws are shown in the photo should be removed ...

Page 27: ...HP F4 U PANEL SERVICE MANUAL 6 14 Water Tank Housing 1 Remove 2 hoses from water tank housing 2 Remove the water tank housing clips 3 The water tank housing is removed as in the photo ...

Page 28: ...ANUAL 6 15 Drum 1 Motor should be moved up to prevent to press spring So belt will be released as shown in the photo 2 Remove the belt on the drum 3 Pull up the drum to separate with basement plastic Then pull back to remove ...

Page 29: ...F4 U PANEL SERVICE MANUAL 6 16 Motor 1 Remove capacitor sockets and other sockets from motor PS before removing the motor process fan should be removed You can apply the same instruction to change the belt ...

Page 30: ...HP F4 U PANEL SERVICE MANUAL 6 16 Motor 2 Remove 4 screws from motor fixing plastic 3 Take the motor from basement plastic as shown in the photo ...

Page 31: ...HP F4 U PANEL SERVICE MANUAL 6 17 Capacitors 1 Remove all sockets from motor 2 Remove the screw on bottom of capacitor then disassemble the capacitor 3 The capacitor is removed by turning ...

Page 32: ...HP F4 U PANEL SERVICE MANUAL 6 18 Belt 1 After you should remove drum and motor than change the belt ...

Page 33: ...HP F4 U PANEL SERVICE MANUAL 6 19 Humidity Sensor 1 Remove 5 screws from humidity sensor plastic 2 Remove the humidity sensor cable as shown in photo ...

Page 34: ...HP F4 U PANEL SERVICE MANUAL 6 20 Door latch 1 Remove door latch screw from front panel 2 Separate the door latch socket from door latch as shown in the photo ...

Page 35: ...HP F4 U PANEL SERVICE MANUAL 6 21 Plinth 1 Remove the plinth screw 2 Remove the plinth as shown in the photo ...

Page 36: ...SERVICE MANUAL 6 22 Cooling Fan 1 Remove screws on cooling fan fixing plastic 2 Remove the cooling fan fixing plastic as shown in the photo 3 Disassemble the cooling fan by removing the fan screws and fan ground wire ...

Page 37: ...HP F4 U PANEL SERVICE MANUAL 6 23 Plinth Cover 1 Remove 2 plinth pin on Plinth cover ...

Page 38: ...HP F4 U PANEL SERVICE MANUAL 6 24 Door 1 Remove 2 screws that fix the door 2 Pull the door by lifting up ...

Page 39: ...HP F4 U PANEL SERVICE MANUAL 6 25 Drum Bearing Wheel 1 Remove wheels as shown in the photo ...

Page 40: ...HP F4 U PANEL SERVICE MANUAL 6 26 Drumlight 1 Remove Drumlight group from Front Shield 2 Remove the drum light socket 3 Remove the drum light card ...

Page 41: ...HP F4 U PANEL SERVICE MANUAL 6 27 Front Panel 1 Remove 16 screws on the front panel 2 While removing the front panel the cable of the door latch must also be removed ...

Page 42: ...HP F4 U PANEL SERVICE MANUAL 6 28 Door NTC 1 Remove the socket from NTC sensor on the basement plastic 2 Remove the NTC from basement plastic by hand or tool ...

Page 43: ... SERVICE MANUAL 6 29 Side Bracket 1 Remove cable holder plastic clips shown in the photo For right side bracket 2 Remove screw from bracket which is fixing side bracket and top bracket Rear panel was removed before ...

Page 44: ...HP F4 U PANEL SERVICE MANUAL 6 30 Front Shield 1 Remove 2 screws in the bottom 2 Open clips on the left side 3 The front shield should be lifted as shown in the photo ...

Page 45: ... the slot at the front shield 2 Before Sticky paper is opened front isolation foam should be placed to slot on front shield Front isolation foam mark should be on left bottom of front shield 3 Stick the foam on front shield as shown in the photo 4 Isolation should be centered on slot Front Isolation mark Sticky paper Force direction 2 3 ...

Page 46: ...HP F4 U PANEL SERVICE MANUAL 6 32 Cable Group 1 Open the cable holder plastic clips on side bracket 2 Remove cable holder plastic fixing clips as shown in the photo ...

Page 47: ...F4 U PANEL SERVICE MANUAL 6 32 Cable Group 1 Humidity Sensor Cable 4 Compressor NTS Socket 2 Door Latch Socket Cable 5 Compressor Ground Cable 3 Cable Group of Front Shield 6 Compressor Socket 1 2 3 4 5 6 ...

Page 48: ... 20 C temp Motor speed 2750 rpm Unloaded drum Drum speed 52 2 Capacitor value 11 µF 5 Component Test Check whether the motor cable is connected to the motor connector Check the connection of the capacitor cables Measure the resistance values and check the capacitor values Check whether it is working by connecting via the terminals 1 and 2 Blue White connection If it is working revolution of the dr...

Page 49: ...HP F4 U PANEL SERVICE MANUAL 7 1 1 Motor Measurements 1 2 3 2 1 3 3 1 2 ...

Page 50: ...ohm Voltage 220 240 Volt Frequency 50 Hz Input Power 13W max Component Test Check the connection of the pump connector Check the pump resistances Check whether pump is working by feeding externally If the pump is working the water in the tank is unloaded by running the pump Then Unload 500 ml of water from water tank to pump reservoir and check whether water is pumping While pump is working if wat...

Page 51: ...HP F4 U PANEL SERVICE MANUAL 7 2 1 Pump Measurements 2 1 1 ...

Page 52: ...nts sockets are inserted 7 4 Door Compressor NTC Sensor Two NTC sensors are used The NTC resistance decreases when the temperature rises Technical Features Door NTC Resistance 12 kΩ Measured from IDC connected to electronic card Compressor NTC Resistance 12 kΩ Measured from IDC connected to electronic card Component Test Resistance is measured from IDC connected to electronic card ...

Page 53: ... In the photo on the right the terminal on the compressor are shown to be measured by multiple counters It is driven with relay via the electronic card to give energy and relay drive the compressor only one direction Technical Features Type single phase asynchronous motor Power 350 W Unloaded drum Main windings 9 3 7 25 C temp 2 1 1 ...

Page 54: ...Check the connection of the capacitor cables Measure the resistance values and check the capacitor values Check whether it is working by connecting via the terminals S R and C connection If it is working start the machine and check the drum temperature The terminals S and R of the motor should be connected with capacitor Resistance measurement of main winding Terminal C R is measured Resistance me...

Page 55: ...HP F4 U PANEL SERVICE MANUAL 7 5 1 Compressor Measurements 2 1 3 c r s r c s c s r ...

Page 56: ...ed It s designed to be opened from inside in case of children are in the drum Component Test When the door is closed check whether there is electrical transmission from IDC connected to electronic card Check the connection of the component connector 7 6 1 Door Latch Measurements 2 1 ...

Page 57: ...sures the amount of dryness of the laundry in the drum Component Test Each humidity sensor plate is checked whether there is electrical transmission from IDC connected to electronic card Check the connection of the component connector 7 7 1 Humidity Sensor Measurements 2 1 ...

Page 58: ... on the compressor are shown to be measured by multiple counters It is driven with triac via the electronic card to give energy Technical Features Type single phase AC fan Power 28 W Main windings 600 7 Motor speed 2600 3000 10 Component Test Check whether the cooling fan cable is connected to the fan terminal Measure the resistance values ...

Page 59: ... PANEL SERVICE MANUAL 7 8 1 Cooling Fan Measurements 7 9 Drumlight Drumlight lights inside of the drum Component Test Check whether there is electrical transmission from IDC connected to electronic card 2 1 1 ...

Page 60: ...50 Hz Change The Main Board MACHINE IS NOTWORKING Is Electricity Reaching To Main Board YES YES Change the cable tree NO NO Machine has not a failure Is The Supply Cord Plugged Into The EMI Filter NO Make Electrical Connection YES Is the current transmitted on supply cord plug YES NO Change the supply cord and plug ...

Page 61: ...or latch switch correct YES YES Fix the position of the switch NO NO YES Close Repair the door Is the door latch socket connection correct NO Make Electrical Connection YES Check the door latch with multimeter for short circuit YES NO Change the door latch Is the door latch cable transmitted the current Change the door latch cable NO YES ...

Page 62: ...r correct Is drum rotating CW Change compressor NTC Change the compressor Check the drum is not rotating alg NO YES YES YES YES NO NO NO NO Is machine power correct YES NO Check the compressor gas YES Is the Filter and Condenser Clean Clean Filter and or Condenser NO NO Make Electrical Connection Are the measured resistance values through the Comp NTC Correct Is the compressor cable transmitted th...

Page 63: ... Correctly Change The Motor Is Right and Left Wheel Rotating Check If Rear Isolation Group Is Stable Check If Front Isolation Group Is Stable Is Bearing Group Spherical Bearing stable and Solid Is Drum as It Should Be Bearing Shaft Curling Rivet Is Drum Pressed By Side Panel Or Base Plastic Change The Drum Wheels may be stuck or damaged Replace the wheels Replace Bearing Group Change Rear Isolatio...

Page 64: ...er correct NO Check the compressor gas YES Change the cable tree User should be informed about the machine YES NO Is connection of compressor connector correct Are the measured resistance values through the compressor connector correct E08 ERROR Is the voltage in the socket between 170 265 V Change The Main Board YES Machine has not a failure The power line should be checked NO ...

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