Quasar HQ-2051TH Service Manual Download Page 22 | Manualshive

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Quasar HQ-2051TH Service Manual Download Page 22

—22—

5. CIRCUIT DIAGRAM

MOTOR

C

F

H

7

8

6

4

2

1

5

3

H

L

M

POWER INPUT

ROTARY SWITCH

THERMOSTAT

BR

BK

RD

BK

RD

OR(BR)

YL

BK(BR)

(Plain)

WH(BL)

(Ribbed)

GN(GN/YL)

COMP.

YL

OR(BR)

R

S

C

CAPACITOR

BK

RD

BL

BR

OLP

5

1

2

6

7

3

4

WIRING DIAGRAM

NOTE: "R"mark is recommendable parts.

Q'TY

1

1

1

1

1

1

1

REF. NO

1

2

3

4

5

6

7

DESCRIPTION & NAME

POWER CORD ASSY

FAN MOTOR

COMPRESSOR

ROTARY SWITCH

THERMOSTAT

CAPACITOR

OVERLOAD PROTECTOR

REMARKS

R

R

R

R

R

R

R

PART NO.

CWL00002

CW468110012P

CW2520ABC2JA

CWL00004

CWL00003

CWL00005

CWL00013

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Summary of Contents for HQ-2051TH

Page 1: ...s of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to ser vice or repair...

Page 2: ...FAN 6 2 2 3 MOTOR 7 2 2 4 AIR GUIDE 7 2 3 ELECTRICAL PARTS 7 2 3 1 OVERLOAD PROTECTOR 7 2 3 2 COMPRESSOR 8 2 3 3 CAPACITOR 8 2 3 4 THERMOSTAT 8 2 3 5 ROTARY SWITCH 8 2 3 6 POWER CORD 9 2 4 REFRIGERAN...

Page 3: ...TOUCH FILTER COMPACT SIZE 1 2 SPECIFICATIONS MODELS ITEMS COOLING CAPACITY BTU h 5 050 POWER SUPPLY Phase V Hz 1 115V 60Hz INPUT W 520 OPERATING CURRENT AMP 4 8 REFRIGERANT CONTROL CAPILLARY TUBE REFR...

Page 4: ...with an ohm meter between the jumpered lead and each exposed metallic part on the equipment at all positions except Off of the ROTARY SWITCH 4 The value should be over 1 M CAUTION After switching the...

Page 5: ...the cabinet to the base pan and condenser See figure 3 4 Lift the cabinet from the unit 5 Re install by referring to the procedures above 2 1 3 CONTROL BOARD 1 Disconnect the unit from the power sour...

Page 6: ...ction 2 1 2 4 Remove the control board Refer to Section 2 1 3 5 Remove the air guide upper Refer to Section 2 2 1 6 Remove 2 screws that secure the base pan to condenser See Figure 7 7 Remove screw th...

Page 7: ...2 1 2 4 Remove the control board Refer to Section 2 1 3 5 Remove the air guide upper Refer to Section 2 2 1 6 Remove the compressor turbo fan fan and shroud Refer to Section 2 2 2 7 Remove the motor R...

Page 8: ...crew which fastens the capacitor clamp 5 Remove all the leads of capacitor terminals 6 Re install the components by referring to the removal procedure above See Figure 15 2 3 4 THERMOSTAT 1 Remove the...

Page 9: ...uring the clip with cord to the control board 8 Pull the power cord 9 Re install by referring to procedures above 2 4 REFRIGERANT CYCLE 2 4 1 CONDENSER 1 Remove the cabinet Refer to Section 2 1 2 2 Di...

Page 10: ...slowly with the two full turns counter clock wise This will keep oil from foaming and being drawn into the vacuum pump 6 3 Operate the vacuum pump for 20 to 30 min utes until 600 micron vacuum is obta...

Page 11: ...proof seal leak detector tubing cutter hand tools to remove components and service valve B A B A B A COMPOUND GAUGE SEE INSETS BELOW CAPILLARY TUBE EVAPORATOR LOW PRESSURE SIDE COMPRESSOR CONDENSER HI...

Page 12: ...f the sash to the window stool 2 If a storm window presents interference fasten a 5 08cm 2 wide wood strip to the inner window sill across the full width of the sill The wood strip should be thick eno...

Page 13: ...ind the inner window sill with the short side of bracket as shown Use the 2 screws TYPE A provided b The bracket helps to hold unit securely in place Be sure to place bracket edge flush against back o...

Page 14: ...1 b Fasten the L bracket using a screw TYPE A as shown in Fig 31 6 a Remove the screws that secure the cabinet and base pan in the right side b Fasten the suport bracket TYPE G using a removed screw A...

Page 15: ...e of potential safety hazards we strongly discourage the use of an extension cord However if you wish to use an extension cord use a CSA certified UL listed 3 wire grounding extension cord rated 15A 1...

Page 16: ...AIR MOTOR COMPRESSOR ROOM AIR HEAT LOAD CAPILLARY TUBE LIQUID REFRIGERANT LIQUID OUTLET VAPOR INLET COMPLETE LIQUID BOIL OFF POINT SUCTION LINE COOL LOW PRESSURE VAPOR LIQUID PRESSURE DROP DISCHARGE...

Page 17: ...ce of inlet outlet air 55 59 F 13 15 C Replacement of unit if the unit is beyond repair Check outdoor coil heat exchanger and fan operation Check heat load increase Check cold air circulation for smoo...

Page 18: ...ompressor capacitor Replacement of compressor Motor damaged Irregular motor insulation Irregular motor resistance Check of circuit breaker and fuse Gas leakage of feeler bulb of thermostat Check contr...

Page 19: ...ischarge Test capacitor capacitor before testing Replace if not within 10 of manufacturer s rating Replace if shorted open or damaged Will not rotate Fan blade hitting shroud or blower wheel hitting s...

Page 20: ...to the wiring diagram for terminal identification Replace the switch if the circuit is open Thermostat Check the position of knob If not at the coldest setting advance the knob to this setting and res...

Page 21: ...crease causing the compressor to cycle Straighten the fins or replace the coil Capacitor Test the capacitor Wiring Check the terminals If loose repair or replace Refrigeration system Check the system...

Page 22: ...YL OR BR R S C CAPACITOR BK RD BL BR OLP 5 1 2 6 7 3 4 WIRING DIAGRAM NOTE R mark is recommendable parts Q TY 1 1 1 1 1 1 1 REF NO 1 2 3 4 5 6 7 DESCRIPTION NAME POWER CORD ASSY FAN MOTOR COMPRESSOR...

Page 23: ...23 6 EXPLODED VIEW E 1 3 1 4 3 10 2 1 2 4 3 3 2 5 1 2 3 6 5 11 5 4 7 10 6 3 1 2 8 2 4 5 9 13 1 4 5 12 9 8 B D C A 6 8 F 7 11 9 6 7 7 2 4 Owner s Manua l...

Page 24: ...1 CW2520ABC2JA R B 3 RUBBER MOUNTING 3 CWL00015 B 4 NUT TERMINAL COVER 1 CWL00016 B 5 GASKET NUT 1 CWL00017 B 6 COVER 1 CWL00018 B 7 GASKET 1 CWL00019 B 8 HEXAGON NUT 3 CWL00020 B 9 BRACKET WASHER 3...

Page 25: ...ABINET 1 CWL00038 E 2 INSTALLATION KIT 1 CWL00039 R E 3 GUIDE 1 CWL00040 E 4 OPERATING INSTRUCTION 1 CW382820046C F FRONT GRILLE ASSEMBLY 1 CW353110182B R F 1 KNOB ASSEMBLY 2 CW494120002A R F 2 GRILLE...

Page 26: ...26 MEMO...

Page 27: ...27 MEMO...

Page 28: ...October 2002 P No 3828A20163J Printed in Korea...

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