Internal Use Only
Dehumidifier
SERVICE MANUAL
MODELS: ZD30
CAUTION
- BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
- ONLY FOR AUTHORIZED SERVICE.
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MODELS
ZD30
ITEMS
CAPACITY(Pints/24hrs)
30
POWER SUPPLY(Phase,V,Hz)
INPUT(W)
1Ø, 115V,60Hz
490
RUNNING CURRENT(A)
ENERGY FACTOR(L/kw.h)
REFRIGERANT
4.8
1.20
R22
REFRIGERANT CHARGE, oz(g)
THERMISTOR
5.29(150)
OPEN
33.8˚F(1±0.5°C)
50˚F(10±0.5°C)
CLOSE
SOLENOID VALVE
Using Temp/Humid.:-4~122˚F(-20~50°C)/95%RH
Rating:7W/90mA
COMPRESSOR MODEL No.
PROTECTOR
SD063SW
OVERLOAD PROTECTOR FOR COMPRESSOR
INTERNAL PROTECTOR(FUSE)FOR MOTOR
35µF,270VAC
CAPACITOR
°FV/130°C
Shaded pole motor,72W/1.4A,Thermal cutoff:266
MOTOR ASSEMBLY,SINGLE
SWITCH ASSEMBLY,MICRO
15A/250VAC
OUTSIDED MENSIONS WxHxD,mm(in)
NET WEIGHT,kg(lbs)
385X540X340(15 5/32 x 21 1/4 x 13 3/8)
20.1(44.3)
*NOTE:Specifications are subject to minor change without notice for further improvement.
2 Dehumidifier
C
Copyright 2007 LG Electronics. Inc. All right reserved.
LGE Internal Use Only
Only for training and service purposes.
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2. Piping Diagrams
Equipment needed: Vacuum pump, charging cylinder, manifold gauge, brazing equipment. pinch-off tool capable
of making a vapor-proof seal, leak detector, tubing cutter, hand tools to remove components, service valve.
EVAPORATOR ASSEMBLY
(LOW PRESSURE SIDE)
CONDENSER ASSEMBLY
(HIGH PRESSURE SIDE)
COMPOUND GAUGE
MANIFOLD
GAUGE
B
A
CAPILLARY
TUBE
SEE INSETS
BELOW
COMPRESSOR
LOW HI
A
B
A
B
EXTERNAL
VACUUM PUMP
CHARGING
CYLINDER
C
Figure B-Charging
Figure A-Pulling Vacuum
Service Manual 3
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3. Wiring Diagrams
• MODEL : ZD30
CN-SEN
CN-N1
CN-N2
CN-FAN
CN-DISP
RY-COMP
4 Dehumidifier
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4.Exploded View
• MODEL:ZD30
W0CZZ-2
149980
349600
554030
354210
268711-2
359012
435300
264110
249950
346811
165010
131400
135312
238310
266002
149410
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a
n
L
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w
p
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268711-1
436500
266003
235512
352113
35211A
152302
266010
552111
752140
330870
130410
567502
554160
144410
148391
550140
— —
Service Manual 5
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November , 2007
P/NO : MFL38891307
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