Quasar HQ-2051TH Скачать руководство пользователя страница 16 | Manualshive

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Quasar HQ-2051TH Скачать руководство пользователя страница 16

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4.2 PIPING SYSTEM

Following is a brief description of the important components and their function in what is called the refrigeration
system. Reference should be made to Figure 34 to follow the refrigerating cycle and the flow of the refrigerant in
the cooling cycle.

COOLED
AIR

HOT
DISCHARGED
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

LINE

NOT HIGH PRESSURE

VAPOR

OUTSIDE COOLING
AIR FOR REFRIGERANT
PASS THROUGH

EVAPORATOR COILS

CONDENSER COILS

ROOM AIR CONDITIONER

CYCLE OF REFRIGERATION

HIGH PRESSURE VAPOR

LIQUID REFRIGERANT

LOW PRESSURE VAPOR

OIL

CONDENSER COILS

FAN

MOTOR

CAPILLARY
TUBE

TURBO FAN

EVAPORATOR
COILS

Figure 34

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Содержание HQ-2051TH

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 26: ...26 MEMO...

Страница 27: ...27 MEMO...

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

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