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Premium PFR10680M Скачать руководство пользователя страница 11

Maintenance Service and Trouble Shooting

2 The compressor doesn't stop

Compressor doesn't

stop

Does the Freezer
refrgerate?

NO

Check and repair according to
the section of "No cooling".

YES

Is cooling capacity
insufficient.

NO

Check and repair according to
the section of "Cooling capacity

is insuffcient".

YES

1 The thermostat was

set at the coldest position.

2 The ambient temperature is very high or
the Freezer is near by heat resource.

3 The door was opened too many

times or there are more

fresh food inside.

NO

Adjust and instruct
consumer how to use.

NO

Check and repair the main

control panel

11

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Содержание PFR10680M

Страница 1: ...iciency Micro foam technology Low noise operation Thick insulation for energy efficiency This product is for domestic use only Use care manual Important safeguards Service Mamual Model PFR10680M CHEST...

Страница 2: ...ent 1 2 Product code illumination and Series Introduction 2 3 Specifications 3 4 Safety precautions 4 5 Function Schedule 7 6 System Flow Chart 8 7 Circuit Diagram 9 8 Maintenance Service and Trouble...

Страница 3: ...PFR10680M 301 Color White Power Supply V Hz 115 60 Rated Input Power W 139 Power Consumption Net Weight kg 52 Gross Weight kg Unit Dimension W D H mm Packing Dimension W D H mm Container Quantity 40 H...

Страница 4: ...Safety precautions Safety precautions 4 115V 60Hz AC...

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

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

Страница 7: ...Function Schedule Function Schedule Energy efficiency Micro foam technology Low noise operation Thick insulation for energy efficiency 7...

Страница 8: ...Flow Chart 1 Schematic diagram of System Flow Chart 2 Brief Description of System Flow Chart It is a direct cooling single system Freezer When the Freezer is just powered on the refrigerant flows in t...

Страница 9: ...on the Freezer Brief Description of Control Principle It is a direct cooling single system Freezer with a small ice box a mechanical type of all the control is generally adopted The thermostat direct...

Страница 10: ...ower NO Check and repair according to the section of the compessor doesn t work YES If compressor can run naturally and temperature raising of condenser is very low YES NO Refrigerant leak check and r...

Страница 11: ...capacity insufficient NO Check and repair according to the section of Cooling capacity is insuffcient YES 1 The thermostat was set at the coldest position 2 The ambient temperature is very high or th...

Страница 12: ...ing 3 Cooling capacity is insufficient Cooling capacity is insufficient Is the ambient YES temperature low than 16 C Check the therostat is correct YES NO Does the refrigerant leak siowly Adjust and i...

Страница 13: ...he power source and power cord NO Repair YES YES Is the ambient temperature low than 16 YES Check the therostat is correct Adjust and instruct consumer how to use Does the control panel has 220V power...

Страница 14: ...ssure difference is still 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 he...

Страница 15: ...ations 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 experien...

Страница 16: ...y 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 flowi...

Страница 17: ...sly due to a certain trouble With this method you can reject some suspicious troubles and finally make a correct judgment 7 Analysis of Troubles and Troubleshooting A Poor Refrigerating Effect The so...

Страница 18: ...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 ev...

Страница 19: ...vaporator 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 tran...

Страница 20: ...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 evaporator and the Freezer temperature doe...

Страница 21: ...hese phenomena will appear intermittently sometimes the Freezer works well and sometimes not well In order to determine whether it is clogged with ice heat the suspicious points with hot water to make...

Страница 22: ...ing with dirt 3 Troubles of Compressor a Breakage of gas suction and discharge valve blocks Analysis of Trouble The compressor works by means of the opening and closing of gas suction valve and discha...

Страница 23: ...he 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...

Страница 24: ...er 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 protector with a...

Страница 25: ...he user for buying a stabilizer so as to step up the voltage thus normal operation can be achieved 3 Check the thermal relay to see whether its contacts are closed Analysis of Trouble The contacts of...

Страница 26: ...enon is caused mostly by poor lubrication such ad insufficient quantity of lubricant clogging in the lubricant oil line or intermittent lubricant oil supply Dirt and other impurities in the lubricant...

Страница 27: ...ted value the thermostat won t work thus the compressor runs continuously When the evaporation temperature in the system is too high the temperature sensing agent in the temperature sensor is also hot...

Страница 28: ...nsively measure the resistance between the power cord plug and the case body with an avometer the reading will be zero 0 in the worst case the fuse will be blown Check the 3 prong outlet to see whethe...

Страница 29: ...tion becomes weake or vanishes If the Freezer 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 compressor strike...

Страница 30: ...30...

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