Haier HRF- 329AA user manual

User manual for the device Haier HRF- 329AA

Device: Haier HRF- 329AA
Size: 0,58 MB
Date of adding : 2014-06-01 18:28:36
Number of pages: 32
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Haier HRF- 329AA user manual
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Abstracts of contents
Summary of the content on the page No. 1




REFRIGERATOR
Service Manual


Models:

HRF- 329AA
HRF- 349AA
HRF- 369AA



Features

l A energy
l Automatic controlling temperature
l Three-cooling system
l Bright VFD display

Summary of the content on the page No. 2

CONTENT CONTENT 1. Content………………………………………………………… 1 2. Product code illumination 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. Program Diagram…………………………..………………. 10 9. Maintenance Service and Trouble Shooting…….…..... 11 1

Summary of the content on the page No. 3

Product code illumination and Series Introduction Product code illumination and Series Introduction H R F — 369 AA series Gross capacity (according to export country standard) Freezer Refrigerator Haier product 2

Summary of the content on the page No. 4

Specifications Specifications HRF-329AA HRF-349AA HRF-369AA Models Net capacity (L) 239 259 289 Color Silver Silver Silver Power Supply (V/Hz) 220-240~/50 220-240~/50 220-240~/50 Rated Input Power (W) 130 130 130 Power Consumption 0.62 0.65 0.68 (kW.·h/24h) Net Weight (kg) 72 74 86 Gross Weight (kg) 96 96 97 Unit Dimension 660*600*1652 660*600*1672 660*600*1872 (D*W*H) (mm) Packing Dimension 833*740*1719 833*740*1719 833*740

Summary of the content on the page No. 5

Safety precautions Safety precautions 4

Summary of the content on the page No. 6

Safety precautions 5

Summary of the content on the page No. 7

Safety precautions 6

Summary of the content on the page No. 8

Parts and Functions Parts and Functions 7

Summary of the content on the page No. 9

Function Schedule Function Schedule 1. Three cooling system There are three separate cooling parts in the refrigerator — refrigerator、 freezer and soft freezer.seperately 2. Automatic temperature control Automatic temperature control under varied ambient temperature conditions for an optimized cooling achievement 3. Application of inverter technology The advanced inverter technology is applied for integration of noise reduction and super freezing. Working frequency of the

Summary of the content on the page No. 10

System Flow Chart System Flow Chart 1 Schematic diagram of System Flow Chart 1 Compressor 2 Hot Tube 3 Condenser 4 Dry Filter 5 Solenoid Valve 1 6 Solenoid Valve 2 6 Evaporator for Soft Freezer Compartment 7 Evaporator for Refrigerator Compartment 8 Evaporator for Freezer Compartment 2 Brief Description of System Flow Chart The refrigerating system of direct cooling three-system refrigerator belongs to the category of three circulating system. It is formed b

Summary of the content on the page No. 11

Program Diagram Program Diagram Start Read T Y N=Nmax T>Ts N T ---- Factual Temperature Ts ----- Enactment Temperature Td----- No~Off Extent Stop t ------ Temperature Increment N----- Compressor Rotate Speed N1< N2< N3< ……..< Nmax Read T Stop T>Ts Y Ts T+ s+ Td>t> Td>t> Ts Ts Ts+Td+t>T>Ts+Td N>N2 N=N1 Ts+Td+2t>T>Ts+Td+t N>N3 N=N2 Ts+Td+2t>T>Ts+Td+t N>N4 N=N3 Ts+Td+mt>T>Ts+Td+(m-1)t N>Nmax-1 N=Nmax-1 N=Nmax 1 0

Summary of the content on the page No. 12

Maintenance Service and Trouble Shooting Maintenance Service and Trouble Shooting 1 No cooling No cooling If compressor Check and repair according to NO can run after it stop to the section of "the compessor run five minutes and doesn't work". give power. YES If compressor Refrigerant can run naturally and NO leak,check and temperature raising repair charge of condenser is refrigerant again. very low YES When charging r

Summary of the content on the page No. 13

Maintenance Service and Trouble Shooting 2 The compressor doesn’t stop Comprossor doesn't stop Check and repair according to NO Does the refrigerator the section of "No cooling". refrgerate? YES NO Check and repair according to Is cooling capacity the section of "Cooling capacity insufficient. is insuffcient". YES 1 The thermostat was set at the coldest position. NO Adjust and instruct 2 The ambient temperature is very high or consumer how to use. the refrigerator is near by heat

Summary of the content on the page No. 14

Maintenance Service and Trouble Shooting 3 Cooling capacity is insufficient Cooling capacity is insufficient Is the ambient YES Check the therostat is temperature low than correct? 16℃ YES NO Does the refrigerant Adjust and instruct leak siowly?. consumer how to use. Repair 13

Summary of the content on the page No. 15

Maintenance Service and Trouble Shooting 4 The compressor doesn’t work The compressor doesn't work. Does the refrigerated Check the power NO NO room lamp illuminate Repair source and power when the door is cord? opened? YES YES YES Is the ambient Check the therostat is temperature low than correct? 16℃ Adjust and instruct consumer how to use. Does the control NO Check and repair the panel has 220V power control panel. output? YES NO Does the compressor Check all cords

Summary of the content on the page No. 16

Maintenance Service and Trouble Shooting 5 Normal Phenomena—Not Troubles for Refrigerators In a domestic refrigerator, there is not only a complicated electric control system, but also a refrigerating system that is difficult to discern whether it is in a good working condition. Both the systems are related and affect each other. If a certain part of a refrigerator works abnormally .Its refrigerating efficiency will decrease ,operation properties will become unstable ,or even it can

Summary of the content on the page No. 17

Maintenance Service and Trouble Shooting 6 Common Troubles in Refrigerators and Their Remedies Causes for troubles occurring in refrigerators are closely related to the quality of components and workmanship in assembling by manufacturers as whether refrigerators are properly used and maintained .The parameters generally used to express the working conditions of a refrigerator include the temperature inside the refrigerator ,operation rate ,electric power consumption ,noise level ,and othe

Summary of the content on the page No. 18

Maintenance Service and Trouble Shooting Hums from a fully enclosed aggregate unit is the sound caused by overload indicating that the motor cannot be started normally ,meanwhile ,a clattering sound can be heard from inside the start relay ,which is produced because the start contacts cannot be released normally .A whistling sound is caused by the high pressure gas flowing out of the crack of the pressure tube inside the compressor ,and clucks are the sound of striking after the suspended

Summary of the content on the page No. 19

Maintenance Service and Trouble Shooting ambient temperature ,this means that most meshes of its screen has been clogged ,resulting in an obstructed flowing of refrigerant ,thus causing a drop in temperature due to throttling . d) Feel the temperature of exhaust gas from the refrigerating system .the exhaust gas should be very hot and this is the normal working state .For those refrigerator with enclosed type of compressor refrigerating system, no frost or dew drop will from on the gas su

Summary of the content on the page No. 20

Maintenance Service and Trouble Shooting There are so many joints and sealed surfaces in a refrigerator ,accordingly ,quite a lot potential leak points do exist in the system .In troubleshooting ,pay attention to those parts that are liable to leak ,check main connection points for oil seepage and tubing for cracks .If there is no severer leak point ,charge the system with nitrogen and detect leak points with the commonly adopted method ,repair them ,evacuate ,charge the system with refri


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