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26 _ Troubleshooting

Symptom

Check Code

Countermeasure

Troubleshooting Procedure

Measurement Picture

W

ater

 Leakage

 

Check

   

►

   

LC

 

         LC1

This may occur when an 

alien substance is in the DV 

Case.

• 

Since

 this

 occurs

 when

 an

 alien

 s

ubstance

 is

 

in

 the

 Draining

 Bellows,

 for

 natural

 draining,

 

remove the alien substance.

• 

If 

the

 drain

 motor

 is

 defective,

 replace

 the

 

motor

.

• 

Check

 if

 the

 water

 leaks

 from

 the

 tub

 

connection part.

Check

 if

 there

 is

 any

 alien

 

substance in the Draining Bellows.

    

Check

 if

 there

 is

 any

 alien

 

    substance such as underwear 

    

wire,

 coins,

 etc.

This may occur due to a 

defect

 of

 the

 product’

s 

internal hose or from the part 

assembly

.

Unbalance

 

Check

   

►

   

UB

This may occur due to the 

laundry being unevenly 

distributed.

• 

Check

 the

 laundry

 type

 and

 check

 if

 the

 

laundry load is unbalanced.

     

- Make

 sure

 to

 check

 if

 there

 is

 any

 laundry

 

present that absorbs a lot of water even if 

its

 volume

 is

 small

 and

 explain

 the

 problem

 

comprehensively

, if

 necessary

.

 -

Mems

 PBA

 

Detected

 ►

   

8C

 ►

   

8C1

 ►

   

8C2

This may occur due to 

disconnection.

• 

Check

 wire

 connections.

-

This may occur when the 

Mems

 PBA

 is

 defective.

• 

Repla

ce

 the

 Mems

 PBA.

• 

Repla

ce

 Mems

 PBA

 because

 of

 the

 main

 

PBA

 wire

 disconnection

 Check

 or

 PBA

 silver

 

nano part malfunction.

Overflow

 Check

 ►

   

OC

This may occur when the 

water level sensor is  defective.

This may occur when water 

is supplied continuously  due to freezing or foreign  materials in the water  supply valve.

• 

The

 water

 level

 sensor

 is

 replace

d.

-

Содержание WA-7000HA PJT

Страница 1: ...H7400AW WA7000H PJT Basic Code WA48H7400AW A2 Model Name WA48J7700AW WA48J7770AP WA48J7770AW WA7700J PJT Model Code WA48J7700AW A2 WA48J7770AP A2 WA48J7770AW A2 1 Safety Instructions 2 Features and Specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 PCB Diagram 6 Wiring Diagram 7 Reference ...

Страница 2: ...ssembly and reassembly 9 3 2 Standard disassembly drawings 10 4 Troubleshooting 19 4 1 Error modes 19 4 2 Corrective actions for each error code 23 4 3 The installation for leveling 27 5 PCB diagram 29 5 1 Main PCB 29 5 2 Detailed Manual for Connector and Relay Terminal Part Main PCB 30 5 3 Sub PCB 31 5 4 Detailed Manual for Connector Terminal Part Sub PCB 32 6 Wiring diagram 33 6 1 Wiring diagram...

Страница 3: ...disconnect the power plug before servicing 4 Failing to do so may result in a risk of electric shock Do not allow consumers to connect several appliances to a single power outlet at the same time 4 There is a risk of fire due to overheating When removing the power cord make sure to hold the power plug when pulling the plug from the outlet 4 Failing to do so may damage the plug and result in fire o...

Страница 4: ...akage AFTER SERVICING Check the wiring 4 Ensure that no wire touches a rotating part or a sharpened part of the electrical harness Check for any water leakage 4 Perform a test run for the washing machine using the standard course and check whether there is any water leakage through the floor section or the pipes Do not allow consumers to repair or service any part of the washing machine themselves...

Страница 5: ...not press a control button using a sharp tool or object 4 This may result in electric shock or damage to the product WHILE SERVICING When wiring a harness make sure to seal it completely so no liquid can enter 4 Make sure that they do not break when force is exerted Check if there is any residue that shows that liquid entered the electric parts or harnesses 4 If any liquid has entered into a part ...

Страница 6: ...utlet and measure the insulation resistance between the power plug and the grounding wire of the washing machine The value must be greater than 10MΩ when measured with a 500V DC Megger Check whether the washing machine is level the floor with respect to the original position of the washing machine prior to service By doing this now will reduce for the need of customer dissatisfaction and redo call...

Страница 7: ...is Samsung washer performs smoothly at top spin speeds minimizing noise and vibration Eco Plus If you select this option the water temperature is set to slightly lower than during the normal wash course to save energy Self Clean Tub Cleaning cycle Clean your drum with one button This Pure Cycle is specially designed to remove detergent residue dirt bulid up in the tub without the need for special ...

Страница 8: ... Inches cm A Height 43 9 111 5cm B Width 27 0 68 6cm C Height with Door open 58 1 147 6cm D Depth 29 3 74 4cm WATER PRESSURE 20 116psi 137 800kPa WEIGHT 64 0 kg 141 1 lb CAPACITY 4 8cu ft POWER CONSUMPTION WASHING 120V 700W SPIN 120V 400W DRAIN 120V 80W SPIN REVOLUTION 1 100rpm C B A D ...

Страница 9: ...t White Main display 18 88 18 88 Jog Dial Chrome Chrome LED color Ice blue Ice blue Door Lid TC Transparent Glass Tempered Tinted glass Easy door Yes Yes Top Cover Steel EGI Painting Steel EGI Painting Energy Estimated Yearly Operating Cost when used with an electric water heater 15 Estimated Yearly Energy Cost when used with an electric water heater 17 Estimated Yearly Electricity Use 129 kWh Est...

Страница 10: ... Code No Remark HOSE HANGER DC61 00224A Default MANUAL BOOK DC68 03132L Default CABLE TIE 6501 000121 Default ASSY CAP V W DC97 18313A Default ASSY LEG SUPPORT DC97 14095A Service Note Customer can purchase Water supply drain hoses and assy leg support from a service center ...

Страница 11: ...Tub 16 Fixer screw 5 Motor 1 Balance 5 Damper 2 Damper friction 1 Double ended spanner 10mm 17mm Replaced by box driver Leg Vice pliers A Tool for protecting empty turning of bolt or abrasion from using box driver For disassembly of Spin drum Others screwdriver nipper long nose pliers Common tools for servicing JIG for the ASSY SPIN BASKET ...

Страница 12: ...s difficult to disassemble use the driver to disassemble hooks Be careful damage of hooks 4 Remove the 2 screws holding the control panel assembly and turn the panel over 5 Pull the Encoder Knob to separate it and then remove the 4 fixing screws When reassembling the PCB take care that you do not damage the control panel fixing hook After replacing the sub PCB check the key operation 6 Separate th...

Страница 13: ...ion Water Valve 1 After separating the control panel separate the water valve housing 2 Remove the 3 fixing screws 3 Remove the wire harness and release the 2 clamps connecting the hoses When releasing the clamps take care that you do not tear the hoses ...

Страница 14: ...12 _ Disassembly and Reassembly Part Figure Description Door Assembly 1 Remove the 2 inlay tapes 2 Remove the 4 screws holding the door lid TC and separate the door ...

Страница 15: ... damage to the wire harness 4 Separate the main wire harness the pressure switch hose clip Grounding screw 5 Release the bleach hose clamp 6 Separate the top cover assembly by lifting and pushing ahead the top part of the assembly 7 you can check the door switch If turn the Top cover upside down Sensor Pressure Switch 1 Disassemble the control panel assembly 2 Separate the pressure switch housing ...

Страница 16: ... Reassembly Part Figure Description Drain Pump 1 Separate the back cover 2 Separate 2 clamps 3 Remove the 13 screws in base 4 Remove the 3 screws 5 screws are separated by shape hand driver Thermistor 1 Remove the 2 screws ...

Страница 17: ...bly 2 Remove the 2 screws holding the panel control Separate all the wires connected to the housing 3 Remove the 4 screws fixing the tub cover and separate the tub cover 4 Separate the pulsator cap by inserting the tip of a screwdriver between the pulsator cap and the pulsator and then lifting the screwdriver up 5 Remove the bolt holding the pulsator with a 10mm wrench ...

Страница 18: ...ockwise direction 7 Place the main body so that the front frame faces upward and remove the 4 bolts holding the saddle with a 10mm wrench When you place the washer on the floor take care that you do not damage or scratch the product 8 Remove the bolt holding the DD motor housing with a 17mm wrench and then remove the motor housing 9 Remove the 6 bolts holding the DD motor with a 10mm wrench ...

Страница 19: ...cription Clutch Assembly continued 10 Separate the 2 marked housings and then remove the DD motor 11 Press the hook to separate the housing 12 Separate the slide guide and the coupling by pulling them forward Disassemble the coupling and the spring ...

Страница 20: ...assembly and Reassembly Part Figure Description 13 Remove the all screws fixing the clutch assembly and then separate the clutch assembly Reassembly procedures are in the reverse order of dissasembly procedures ...

Страница 21: ...n PBA is not connected The DD motor cover is out of place The PCB housing terminal is not connected PBA fault DD motor fault This Check occurs because of restrained revolutions This Check occurs when an interference is generated due to too much laundry etc Water Supply Check 4C Foreign material is entering the water supply valve The water supply valve terminal is not connected Wire disconnected Th...

Страница 22: ... The signals between The WIFI Module and main PBAs are not sensed because of communication Check Check The connector connections between The WIFI Module and main PBAs carefully Check for incorrect or loose connections etc Remove the WIFI Module and Check for any faulty soldering AC5 The signals between The LCD Module and main PBAs are not sensed because of communication Check Check The connector c...

Страница 23: ...ecause of too much detergent Water leakage occurs because the connecting hose to the detergent drawer is connected incorrectly The drain pump filter cover is engaged incorrectly Water leakage occurs at the drain hose The duct condensing holding screws are worn The nozzle diaphragm is engaged in the opposite direction or the rubber packaging is omitted Water leakage occurs because the screws that h...

Страница 24: ...s It is an Check for preventing non sensing faults Mems PBA Check Detected 8C1 Check detected in the Mems PBA or data Check detected Check the wire connections Replace if necessary 1 Check the wire connections 2 Replace the Mems PBA 3 Main PBA wire connection Check or PBA s silver nano part malfunction Replace if necessary 8C2 8C Clutch motor PC When position of the clutch can t be detected Clutch...

Страница 25: ...l sensor frequency 1 Check it after the water level sensor and the connector are connected Checking Part Blue Color Wire Oragne Color Wire 2 Frequency Approx 26 4 KHz without water Min 25 9KHz Check if the water level sensor terminal is properly connected Check if the water level sensor hose is broken This may occur when the main PCB is defective Washing Motor Defect 3C This may occur when the was...

Страница 26: ...s may occur when the drain pump is defective Check if there is any alien substance inside the draining pump motor Check the natural drain in the same manner Check if there are any incorrect connections or broken wires If the machine malfunctions intermittently when the wash tub water temperature is high replace the pump If the motor stops due to the water being frozen in winter remove the frozen w...

Страница 27: ...unit is inserted Check whether the door lock switch unit is damaged Check the disconnection of the wire If the door lock switch unit is defective replace it If the main PCB is defective replace it 3 Check the resistance for Lock Unlock Contact Checking Part Lock White Red Wire Unlock White Blue Wire Resistance Resistance Approx 0 2Ω between the terminals of Contact Check the Door Lock Unlock state...

Страница 28: ...om the part assembly Unbalance Check UB This may occur due to the laundry being unevenly distributed Check the laundry type and check if the laundry load is unbalanced Make sure to check if there is any laundry present that absorbs a lot of water even if its volume is small and explain the problem comprehensively if necessary Mems PBA Detected 8C 8C1 8C2 This may occur due to disconnection Check w...

Страница 29: ...sensor connector If the washing heater temperature sensor has a functional error replace it A TC1 check occurs Check the connections for the dry heater temperature sensor connector If the dry heater temperature sensor has a functional check replace it A TC2 check occurs Power Check UC 9C1 9C2 Power condition fault An check occurs when under or over voltage is supplied plug receptacle is used Main ...

Страница 30: ... the floor is lower than the front level of the floor it can t be leveled Front Rear Only use the front legs to adjust the level Use the leg supports to adjust the level of the rear If the floor is on a steeply slope please use the additional leg supports Customer can purchase the leg supports from a service center ...

Страница 31: ...DC Voltage It works to Change the AC to the DC 5 CE6 Charging Voltage Charge the DC LINK 300V Location Part No Function Description 6 IC1 Switching IC Making a stable DC 7 TE6 Trans Circuit Chopping the DC Link 8 SSR1 6 TRIAC1 2 Load Control Turn ON Off the Load Valve etc 9 Q5 RY2 Door Lock Switch Driving Circuit Drive the Door Lock Switch Toggle CW CCW 10 IC6 Driving Circuit Drive the SSR or Rela...

Страница 32: ...Motor_U 2 Motor_V 3 Motor_W CN9 1 5V 2 Hall_A 3 Hall_B 4 GND CN8 1 Door Lock Motor 2 Door Lock Motor 3 GND 4 Unlock Contact 5 Lock Contact 6 Reed Switch 7 5V_1 CN5 1 Water Level 2 Standby 3 TX 4 RX 5 Sub Reset 6 5V 7 GND 8 12V 9 Power On CN4 1 Bleach Valve 2 Rinse Valve 3 Hot Valve 4 Cold Valve 5 Pump 6 N C 7 Mist Valve 8 Clutch CN10 1 5V 2 GND 3 Wash heater CN6 1 Flash Micom ...

Страница 33: ...ED Function 2 SW601 Jog Dial Jog Dial 3 CN802 Wash Communication Part Connect wash Main PBA 4 CN501 Conecting Sensing Part Connecting Thermistor cluch Water Lavel and Mems Sensor 5 LED LED Lamp Display Function 6 BZ601 Buzzer Making a sound 7 SW701 SW708 SW201 Switch Operating or changing Function 8 DSP701 LED Display Display Funciton 6 3 4 5 1 2 7 7 7 7 7 7 7 7 7 5 5 5 5 8 ...

Страница 34: ...is Document can not be used without Samsung s authorization CN501 1 3 3 2 SPC_1 3 SDI_1 4 SDO_1 5 GND 6 CS1_1 7 GND 8 WATER_THERM 9 CLUTCH_SEN 10 WATER_SEN1 11 WATER_SEN2 12 5V 13 CLUTCH 14 15 GND CN802 1 CLUTH 2 WL_MAIN 3 STANDBY 4 TX 5 RX 6 RESET 7 5V 8 GND 9 12V 10 POWER_ON ...

Страница 35: ...gram 6 1 Wiring diagram This Document can not be used without Samsung s authorization nReference Information BLK BLACK BLU BLUE GRN GREEN GRY GRAY NTR NATURAL ORG ORANGE PNK PINK RED RED SKYBLU SKYBLUE VIO VIOLET WHT WHITE YEL YELLOW ...

Страница 36: ...de 2 F Code 3 Color Code W A 4 8 J 7 7 0 0 A W A 2 Product type CAN NOT CHANGE Auto Washing machine SAMSUNG s Guide Line Market Claim Capacity 5 2 cu ft Intro Year J Intro Year 2015 Series Grade 7 High Feature Table 7 Premium Hot Cold water 0 Inverter Motor 7 Inverter Motor Activ Dual Wash 0 Drain Pump Intro Region or TYPE A N America Color P INOX W WHITE CBU Buyer A2 USA ...

Страница 37: ... Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law 2015 Samsung Electronics Co Ltd All rights reserved 16 FEB 2015 ...

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