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Haier BC-117A Series, Руководство по обслуживанию

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Safety precautions

 

Содержание BC-117A Series

Страница 1: ...ERIES REFRIGERATOR Service Manual Features l Flat Back Design l Flip shelf l Space Saving Dispense A Can Door Storage Haier Group Serial number ER03SM0120 12 Version number 00 00 Edition 2003 01 20 Models BC 117A ...

Страница 2: ... and Series Introduction 2 3 Specifications 3 4 Safety precautions 4 5 Parts and Functions 7 6 Function Schedule 8 7 System Flow Chart 9 8 Circuit Diagram 10 9 Maintenance Service and Trouble Shooting 11 10 Exploded View 29 11 List of Parts 30 CONTENT ...

Страница 3: ...duct code illumination and Series Introduction B C 117 A Haier product Product code illumination and Series Introduction Specifications Refrigerator Series Gross capacity according to export country standard ...

Страница 4: ...ply V Hz 220 240 V 50Hz Rated Input Power W 100 Power Consumption kW h 24h 0 6 Net Weight lbs 31 Gross Weight lbs 35 Unit Dimension WXDXH inches 501X500X846 Packing Dimension DXHXW inches 540X520X888 Container Quantity 40 233 Container Quantity 40 HC 264 Safety precautions ...

Страница 5: ...4 Safety precautions ...

Страница 6: ...5 Safety precautions ...

Страница 7: ...6 Safety precautions ...

Страница 8: ...ns A Adjustable Thermostat B Freezer Compartment C Full Wire Shelves D Half Wire Shelf E Retain bar assembly F Water basin G 2 Bottle Race H Block Function Schedule Parts and Functions Function Schedule F A B C G H E D E ...

Страница 9: ...8 1 Flat Back Design 2 Freezer Compartment With Ice Cube Tray ...

Страница 10: ...m Flow Chart 2 Brief Description of System Flow Chart HR 135A A is a direct cooling single system refrigerator which has a freezer compartment When the refrigerator is just powered on the refrigerant flows in the sequence 1 2 3 4 5 System Flow Chart ...

Страница 11: ...is a direct cooling single system refrigerator a mechanical type of control is generally adopted The thermostat directly controls the start and stop of compressor and hence the refrigerator temperature Circuit Diagram A POWER PLUG B THERMOSTAT C LAMP D SWITCH E OVERLOAD PROTECTOR F COMPRESSOR G PTC ...

Страница 12: ...ectrolytic capacitor at 115V NO YES YES No continuity between terminals If normal resistance drops to 0 temporarily then rises to infinity YES Check for continuity between terminals 1 and 3 YES Does compressor run YES Does the refrigerated room lamp illuminate when the door is opened Check point Thermostat Starting relay Is power supplied to the compressor NO NO Check the power source and power co...

Страница 13: ...he evaporator does not get cold YES YES This cycle is repeated The condensor also gets warm and then gets cold as the evoporator gets warm The evaporator is partially cooled and then gets warm again Is the sealing of the gasket in good condition Is the temperature control knob in a suitable position Are there excessive storage foods in the refrigerator causing interference with the circulation of ...

Страница 14: ... greater after the compressor has just stopped running the refrigerant will flow for a certain time therefore this sound is a normal phenomenon 2 A click sound can often be heard from the refrigerator This is a normal sound produced by the pull in or release of the armature of a current deadweight start relay when starting the compressor The compressor motor will produce a slight and uniform sound...

Страница 15: ...rator locations and natures of troubles should be determined according to their respective features therefore experience in servicing is very important to troubleshooting Service technicians with rich experience can correctly locate them and take reasonable remedy measures based on their comprehensive analysis of trouble characteristics as well as operating conditions for various kinds of refriger...

Страница 16: ...ttentively the gas flow sound inside the evaporator If it sounds like gentle whistling accompanied by a sound similar to water flowing this is the sound produced by the normal circulation of refrigerant within the evaporator In case only the gas flowing sound can be heard and there is no water flowing sound this indicates that the refrigerant has already percolated If neither the flowing sound nor...

Страница 17: ...al kinds of troubles may share a common abnormal phenomenon and two or more abnormal phenomena may occur simultaneously due to a certain trouble With this method you can reject some suspicious troubles and finally make a correct judgment 5 Analysis of Troubles and Troubleshooting A Poor Refrigerating Effect The so called poor refrigerating effect refers to the fact that the refrigerator can operat...

Страница 18: ...frigerator temperature drops slowly and frost appears on the gas return tube b In case excessive refrigerant has been charged the liquid refrigerant that cannot evaporates in the evaporator will return to the compressor and thus a phenomenon of liquid striking will occur The liquid refrigerant evaporates and effervesces as soon as it flows into the refrigerating oil at the bottom of compressor If ...

Страница 19: ...rt 5 Too thick frost layer formed on evaporator Analysis of Trouble If a direct cooling refrigerator is to be used for a prolonged period of time be sure to defrost its evaporator regularly if you fail to do so the frost layer on the evaporator tubing will become thicker and thicker Heat conduction will be severely affected when the whole tubing is wrapped with a transparent ice layer and finally ...

Страница 20: ...ture lower than that in normal conditions and for a severe clogging even dew condensation as frosting may appear Remedy Purge the tubing and after replacing the dry filter with a new one or clearing it thoroughly recharge the system with refrigerant and seal the charging port B No Refrigerating The phenomenon that the compressor runs normally but no frost or only a little frost appears on the evap...

Страница 21: ... the clogged position evaporation temperature reaches below 0 water will accumulate at the narrow part of the capillary and clog it gradually then frost begins to melt at the evaporator no gas flowing sound can be heard and the gas suction pressure assumes a state of vacuum Note that these phenomena will appear intermittently sometimes the refrigerator works well and sometimes not well In order to...

Страница 22: ...e or by the dirt accumulated gradually inside the filter Sometimes tapping the filter nay cause a passage for flowing Touching it with your hand you will feel that it is cooler compared with its temperature in the normal state Remedy The same as described in the capillary clogging with dirt 3 Troubles of Compressor a Breakage of gas suction and discharge valve blocks Analysis of Trouble The compre...

Страница 23: ...tective relay will actuate and shut off the power supply to the compressor Remedy Open the tubing re evacuate and then charge the system with a proper quantity of refrigerant b Air left in the system Analysis of Trouble The residual air in the system will circulate together with the refrigerant in the system The major symptoms caused by this residual air is higher gas discharge pressure higher dis...

Страница 24: ...n and hence the motor stops running If the motor is still running continuously in such a case its windings will be burned out Remedy Reduce the thermal load pay attention to the variation in voltage of the power supply c Abnormal thermal protection Analysis of Trouble The compressor current is within its normal range but the thermal protector actuates repeatedly Remedy Replace the thermal protecto...

Страница 25: ...rcuit voltage to see whether it is normal Analysis of trouble If the circuit voltage is obviously lower than its rated value it will be difficult to start the motor and a hum sound can be heard from it Remedy Measure the voltage with a voltmeter if it is really too low give directions to the user for buying a stabilizer so as to step up the voltage thus normal operation can be achieved 3 Check the...

Страница 26: ... repair or replace it with a new one c Poor electric contactor in thermostat Analysis of Trouble Burnout of contactor and leakage of temperature sensing agent may occur generally Remedy Replace the old with a new one d Check the terminals for loose connection and electric circuits for other abnormal phenomena 5 Mechanical faults of compressor a Seizing of shaft This phenomenon is caused mostly by ...

Страница 27: ...the thermostat and make a through checkup if it is totally out of functioning replace it with a new one 3 evaporation temperature is too high in refrigerating system resulting in lower refrigerating capacity and hence continuous running of compressor Analysis of Trouble Leakage of refrigerant and clogging in a refrigerating system will directly affect its refrigerating capacity Due to the reductio...

Страница 28: ... your hand When you test them with a test pencil its neon lamp will come on In that case the first thing you need to do is to determine whether the grounding is perfect If the grounding is no problem turn off the refrigerator immediately then check the insulation of electric circuits with an avometer b Serious electric leakage Never touch the case body of the refrigerator its door handle or other ...

Страница 29: ...ening of parts may cause vibration and noise 4 Inspection method To find the sources of noise press the vibration spot with your hand while the refrigerator is in operation and listen attentively whether the vibration becomes weaker or vanishes If the refrigerator has not been levelly placed put a level meter on its top table and adjust the leveling screws on its legs In case noise occurs from the...

Страница 30: ...29 oded View ...

Страница 31: ...744127 Adjustable pad for lower hinge 1 0 01 11 0060800746 lower hinge 1 0 25 12 0067402055 Door washer 1 0 01 13 0066151119 Thermostat 1 3 17 14 0067402748 Knob 1 0 10 15 0064082915 Screw 3 0 01 16 00602111450 Thermostat housing 1 0 67 17 0069721001 Aluminium plate 1 0 15 18 0066072016 Lamp holder 1 0 24 19 0060604048 Bulb 1 0 32 20 0069000241 Lamp cover 1 0 47 21 0060613192 Cable 1 0 64 22 00674...

Страница 32: ...ction tube 1 0 13 41 0060611042 Power cable 1 0 96 42 0060212015 Plastic clamp 1 0 23 43 0060214001 Conduct soft tube 1 0 02 44 0060211012 Cable seal sleeve 1 0 02 45 00607131193 Nameplate 1 0 87 46 0060716284 Cleaning piece 1 0 04 47 00602140248 Hole plug 1 1 0 02 48 00602140249 Hole plug 2 1 0 02 49 0064082808 Screw 1 0 02 50 0060213466 Top hinge cover 1 0 07 51 0064084005 Screw 3 0 01 52 006093...

Страница 33: ...ttle holder I GREEN 1 0060211289 Bottle holder II 60 00602111620 Bottle holder II GREEN 1 0060211290 Bottle holder III 61 00602111621 Bottle holder III GREEN 1 62 00607016229 Carton packing 1 63 00607111287 Manual instruction 1 NS 0060200056 EVAPORATOR DOOR 1 ...

Страница 34: ...33 ...

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