Sửa chữa máy giặt 70 80 100GJ

= Drain isn’t completed with in 5 min = Is the lid open = Are clothes placed to one side Alarm Model Indicators = Can not lock the lid = Can not unlock the lid Technical Support & New

Service man Training by : Hitachi Service Thailand

Technical Support & New Product Unit

2007 Hitachi Washing Machine

FEATURE & SPECIFICATION

1

Structure design

（Super DM)

FEATURE

■New Top Design

2

【GJ Series】 Specifications

7.0kg

φ450 900rpm

【GJ Series】

Specifications

SF-70GJ 220 -VT

4

【GJ Series】

Specifications

SF-80GJ 220 -VT

5

【GJ Series】

Specifications

SF-100GJX 220 -VT

6

OPERATION & CONTROL

7

１

Blowing air is then sent back into the tub again while increasing its air flow

From “AIR-IN FLAP” to

center area of washing tub

Blowing air goes upward from bottom in a spiral fashion along the inner wall surface of washing tub

“AIR JET ” System

■AIR CURRENT of “AIR JET”

“AIR IN FLAP”

8

STEP ２ STEP ３ STEP ４

Evolution of High Detergency 【FJ , GJ Series】 9

１ ２ ４ ５

Normal Washing

３

NEW!

4 Step Washing

High Detergency NO.1

SPIN

Spin-dries the laundry after

draining water

11

WIRING DIAGRAM OF MODEL 60G,70GJ 12

WIRING DIAGRAM OF MODEL SF-80GJ 13

WIRING DIAGRAM OF MODEL SF-100GJX 14

Assembly & Disassembly

15

CLUTCH FOR MODEL SF-70EJ,70FJ,70GJ

Technical Support & New Product Unit

16

18

610 Different

Parts

610 Different Parts

Panel Design between SF-100FJX and SF-100GJ,GJX

19

8/Jan/2007 Service man Training by : Hitachi Service Thailand

21

TAKE OUT Controller

22

CHANGE Controller

23

CHANGE Power change

24

TAKE OUT Sieve power change

25

TAKE OUT Screw power change

26

CHANGE Rear lid

27

TAKE OUT Clip lock (Rear Lid)

28

CHANGE Controller (A099B) Power

Supply

29

TAKE OUT Power Change

30

TAKE OUT (Power Change)

31

TAKE IN (Power Change)

32

CHANGE Water Inlet Valve (MGV)

33

34

CHANGE Water Inlet Valve (MGV)

35

CHANGE Water Inlet Valve (MGV)

CHECK PIPE AND WIRING DIAGRAM OF

POWER CHANGE

36

WIRING DIAGRAM WATER VAVLE AND PIPNG

37

TAKE OUT Softener Case

38

TAKE OUT Softener Case

40

TAKE OUT Softener Case

41

TAKE OUT Softener Case

TROUBLE SHOOTING

42

= Not filled with water after 50 min

= Drain isn’t completed with in 5 min

= Is the lid open

= Are clothes placed to one side

Alarm Model Indicators

= Can not lock the lid

= Can not unlock the lid

Technical Support & New Product Unit

43

For model: SF-80GJ, SF-100FJX, SF-100GJX

= Revolution sensor ABNORMAL

= Water level sensor fail or line cut

Alarm Model

Indicators

Technical Support & New Product Unit

44

Not filled with water after 50 min

LED WASH will flash and have BUZZER sound

Drain isn’t completed with in 5 min

LED RINSE will flash have BUZZER sound

Are clothes placed to one side

LED SPIN will flash and have BUZZER sound

Is the lid open

LED SPIN will flash and no have BUZZER sound

Alarm Model Indicators

SF-70GJ

45

Can not unlock the lid

Can not lock the lid

LED RINSE and LED PROGRAM all will flash and have BUZZER sound

LED RINSE and LED WATER LEVEL all will flash and have BUZZER sound

WATER LEVEL SENSER FAIL

LED PROGRAM all and LED WATER LEVEL all will flash and have BUZZER sound

REVOLUSION SENSER ABNORMAL

LED SPIN and LED RINSE will flash and have BUZZER sound

MOTOR DRAIN VALAVE ABNORMAL

LED SPIN and LED RINSE and LED WASH will flash and have BUZZER sound

Technical Support & New Product Unit

46

Water flow slow

Check Filter

Resistance value water inlet valve

5kΩ ±5% Temp32 'C

= Not filled with water after 50 min

Water Slow and

use long times

Technical Support & New Product Unit

47

Resistance value Coil softener

Use in model SF-80FJ , 80GJ

Technical Support & New Product Unit

48 Softener

Resistance value Revolution sensor

240Ω ±5% Temp32 ‘C

Revolution sensor

It’s make from coil

It’s make from IC

Not have resistance value

=Revolution sensor Abnormal

Technical Support & New Product Unit

49

LID LOCK SWITCH

Coil lid lock SW

coil lid lock SW

Resistance value Coil lid lock switch

contactor lid lock SW

50

Position Contactor lid lock switch

Contactor open

Contactor close

If contactor close after spin finish indicate show

= Can not unlock the lid

If contactor open on spin indicate show

= Can not lock the lid

Technical Support & New Product Unit

51

Contactor Motor Drain valve

Motor Drain

valve

= Drain isn’t completed with in 5 min

Technical Support & New Product Unit

52

Where to install the machine

● This is to prevent abnormal vibnormal vibration and sound

■ Install the machine away from the wall

■ Install the machine horizontally on a firm floor

● A slippery or weak floor may cause major vibration and noise

Technical Support & New Product Unit

53

How to use the adjustable leg

1 Loosen the lock nut by turning it in the arrow direction 1 and turn the adjustable leg

to adjust looseness

● The height can be adjusted by up to 14 mm

2 If adjustment is complete, fix the lock nut by turning it in the direction of the arrow 2

Technical Support & New Product Unit

54

How to install

● As shown in the figure, use a place of thread with weight at the end to check horizon

Level

= Are clothes placed to one side

Technical Support & New Product Unit

55

● Drainage house accessories = Drain isn’t completed

with in 5 min

Technical Support & New Product Unit

56

● Connect water supply hose

and water tap on

1 Push the ring down ( 4 steel bearings should be exposed ) and connect the joint

2 Release the ring and push water supply hose u clicks

Technical Support & New Product Unit

57

How to install joint

between water Tap

Technical Support & New Product Unit

58

Suitable water taps

Wait about 3 min

Why wait ?

When have this problem ?

Because wait SLIDE COLLAR slide up

Power fail on spin program or true off machine in spin working

Can’t open lid after power fail

70GJ

SF-60

LED PROGRAM all no have BUZZER sound

(In spin program slide collar will slide down.)