Table of Contents
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- 1 Disassembly of Relative Components such as Refrigerator/ Freezer Air Duct, Freezer Fan and Lamps
- 2 Ventilation Cross-Section
- 3 Chapter 7 Control and Display System
- 4 Control and Display Panel
- 5 Function Adjustment
- 6 Chapter 8 Quick Check and Self-Test Model
- 7 Symptom: no Defrosting
- Download this manual
Order No.Ref-520-20190410-SM1
Refrigerator
MODEL:
HRF520BW
HRF520BS
HRF520BHS/HRF520BHC
HRF520FS
HRF520FHS/HRF520FHC
WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public. It
dose not contain warnings and cautions to advice non-technical individuals of potential dangers in attempting to service a product.
Product powered by electricity should by serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
©2019(HAIER ELECTRICAL APPLIANCES COR. LTD)
All right reserved. Unauthorized copying and distribution is a violation of law.
Haier Group
Version: V1 Date: 20190410
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Table of Contents
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Summary of Contents for Haier HRF520BW
- Page 1 Product powered by electricity should by serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death. ©2019(HAIER ELECTRICAL APPLIANCES COR. LTD) All right reserved. Unauthorized copying and distribution is a violation of law.
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Page 2: Table Of Contents
SERVICE MANUAL Contents Chapter 1 General Information ........................3 1-1. General Guidelines ..........................3 1-2. Insurance test ............................3 1-3. How to read this Service Manual ......................4 Chapter 2 Product Feature ........................... 5 2-1. Specifications ............................5 2-2. External views ............................6 2-3. -
Page 3: Chapter 1 General Information
SERVICE MANUAL Chapter 1 General Information 1-1. General Guidelines When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed. -
Page 4: How To Read This Service Manual
SERVICE MANUAL Photo used in this manual The illustration and photos used in this Manual may not base on the final design of products, which may differ from your products in some way. 1-3. How to read this Service Manual The meaning of each icon is described in the table below: Note: A “note”... -
Page 5: Chapter 2 Product Feature
SERVICE MANUAL Chapter 2 Product Feature 2-1. Specifications Picture HRF520BW HRF520FS HRF520BS HRF520FHS Model HRF520BHS HRF520FHC HRF520BHC Basic features Energy efficiency class **** **** Climate class SN/N/ST/T SN/N/ST/T Freezer compartment star rating */*** */*** Gross capacity 517L 514L Total net capacity... -
Page 6: External Views
SERVICE MANUAL Basics datas 1725/790/686 1725/790/686 Unit dimensions with-out handle ( H / W / D) Depth with open door 1432 1432 Net weight Voltage / frequency 220-240 V~/ 50Hz 220-240 V~/ 50Hz Input power / mains fuse (intensity) W /A 220/1.5 220/1.5 2-2. -
Page 7: Major Features
SERVICE MANUAL 2-3. Major features 1、 Fully closed freezing system and drawer storage can avoid food tainting, keep cold and are energy-saving. As warm air can't easily enter into the storage area when opening the door. 2、 Cool wind but no frost: adopting fully air cooled refrigeration system, deep cooling and quick freezing. -
Page 8: Chapter 3 Disassembly And Installation
C: Black Stainless Steel B: BM F: French Refrigerating and freezing volume of the refrigerator Refrigerator type Haier Chapter 3 Disassembly and Installation 3-1 Disassembly of refrigerator/freezer air duct, freezer fan, lamps and other relative components 3-1-1 Disassembly of refrigerator air duct... - Page 9 SERVICE MANUAL ① As shown in the figure, unscrew three bolts from the refrigerator air duct with a cross screwdriver; ② Follow the arrow direction in the ① figure and remove the refrigerator air duct from top to bottom; ② ③...
- Page 10 SERVICE MANUAL ③ 3-1-2 Disassembly of top lamp ① Follow the arrow direction in the figure gently unscrew lampshade of the top lamp with a screwdriver; ① ②The whole lamp is fixed by snap joint, and its location is shown in the figure.
- Page 11 SERVICE MANUAL 3-1-4 Disassembly of freezer air duct ①Unscrew five bolts from the freezer air duct with a cross screwdriver; ① ② As shown in the figure, pull out the two terminals those are connected to the freezer air duct; roll out the freezer air duct from below. The small terminal is a freezing sensor, and the big terminal is a fan control cable.
- Page 12 SERVICE MANUAL ① ② Take the fan cable out. Unscrew three bolts with a cross screwdriver. Disassemble the freezer fan. ② 3-1-6 Disassembly of refrigerator air door ①Follow the methods in Figure 3-1-1 to disassemble the refrigerator air duct. And pull out the terminal of refrigerator air door as shown in the ①...
- Page 13 SERVICE MANUAL 3-1-7 Disassembly of compartment components Diagram of components in compressor compartment Parts list: Parts designation Qty. Parts designation Assembly Compressor compressor support plate Evaporating pan Cushion Heating tube Compressor clip evaporating pan 3-1-8 Disassembly methods of defrosting heater strip ①Take out the two connector terminals in the red circle connected to the defrosting cable;...
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Page 14: Door Reversibility
SERVICE MANUAL Gently spread two cards fixing the defrosting heater strip, as shown in the red circle in Fig. ②. Pull the defrosting heater strip through the right fixing card; ② ②Pull out the defrosting heater strip through the left fixing card. ③... - Page 15 SERVICE MANUAL 1. Provide necessary tool. 2. Unplug the appliance. 3. Remove the fixation of the cover 4. Remove the faceplate of the body 5. Remove the top plate of the upper door 6. Remove the hinge cover. 7. Unplug the connection cable. 8.
- Page 16 SERVICE MANUAL 13. Change the positions of the blanking plugs and the screw on the side. a.Remove lower door. b. Change the positions of the blanking plug at the top of the lower door. c.Change the door stop at the bottom of the lower door from the current position to opposite side.
- Page 17 SERVICE MANUAL Water dispenser (Only models with water dispenser) With the water dispenser cool drinking water can be tapped. The water think should be cleaned before first use (see CARE ANDCLEANING). Filling the water tank 1.Ensure that the water tank is properly inserted (see EQUIPMENT) 2.
- Page 18 SERVICE MANUAL 3-3-2 How to clean the Water dispenser Cleaning the water tank (Only models with water dispenser) 1. Take off the water tank out of the appliance. 2. Remove the cover(A). 3. Unscrew the dispenser cock(B). 4. Clean the tank and dispenser cock with warm water and liquid dishwashing detergent, Make sure all soap is rinsed off.
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Page 19: Chapter 4 The Preparation Before Use
SERVICE MANUAL Chapter 4 The Preparation Before Use 4-1 Space requirement Required space when door is opened: Appliance width:1185cm; Appliance depth:1423cm. 4-2 Ventilation cross-section... -
Page 20: Chapter 5 System Flow Principle
SERVICE MANUAL Chapter 5 System flow principle 5-1 Refrigerating cycle plan... - Page 21 SERVICE MANUAL Freezer Evaporator...
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Page 22: Sensor Layout Plan
SERVICE MANUAL 5-2 Sensor layout plan... -
Page 23: Chapter 6 Circuit Diagram
SERVICE MANUAL Chapter 6 Circuit diagram 6-1. Brief principle diagram... -
Page 24: Main Control Chart
SERVICE MANUAL 6-2. Main control Chart Main control Chart does not need to be processed . 6.3 Operating principle, parameters and testing method of sensors (forced start, forced defrosting) 6-3-1 Refrigerator control overview (1) Control of refrigerator compartment: when the temperature of refrigerator sensor is no less than that at the startup point, the refrigerator starts up (the refrigerator damper opens);... - Page 25 SERVICE MANUAL (7) Open alarm: Refrigerator door opened more than 180 seconds, the alarm buzzer alarm; the 3 time (0.5 seconds), if the door still opened, then the alarm 3 times every 30 seconds (0.5 seconds), until the switch is closed (i.e. door closed).。 (8) Power failure with memory: this refrigerator is designed with power failure with memory.
- Page 26 SERVICE MANUAL ① Testing method of forced start ② The open door, locked, press the "Fridge" button, at the same time, press the "My zone" button for 5 times. T1 is shown in the refrigeration temperature zone. In this mode, the air switch on, fan, compressor run continuously, without defrosting control.
- Page 27 SERVICE MANUAL 6-3-3 External photo and electric parameter of main electric appliance 1. Damper (cannot be moved forcedly by hand) This type has one air door only, the large opening relates to refrigeration, and the small one relates to myzone; Electrical performance 2.
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Page 28: Chapter 7 Control And Display System
SERVICE MANUAL 6-3-4 Heater strip 1. Freezing and defrosting heater strip (0064001866) Specification: nominal voltage: 220V, power: 180W R≈269Ω 3. vertical beam heating wire Specification: 230V, Power: 17W R≈3.11kΩ Chapter 7 Control and display system... -
Page 29: Control And Display Panel
SERVICE MANUAL 7-1 Control and display panel ： 7.1.1 The control panel display part description a1：Quick cooling function display icon： a2：PC temperature display icon b1：Quick frozen function display icon b2：FC temperature display icon c1、c2、c3：my zone temperature display icon d：lock function icon ：... -
Page 30: Function Adjustment
SERVICE MANUAL The "Fridge" button: set the temperature of the PC, press the button; press 3S into ； the cold room fast cooling The "Freezer" button: set the temperature of the FC, press the button; press 3S into ； the freezer frozen state "My zone"... - Page 31 SERVICE MANUAL 7-2-4 Adjust the my zone temperature Press the button C to adjust. 7-2-5 Adjust the super cool function Press the button A for 3 seconds. 7-2-5 Adjust the super freeze function Press the button B for 3 seconds.
- Page 32 SERVICE MANUAL...
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Page 33: Chapter 8 Quick Check And Self-Test Model
SERVICE MANUAL Chapter 8 Quick check and Self-test model 【1】Fault code Entering mode: Open the door, locking condition, press the "Fridge" button and press "Freezer" button 5 times to enter the refrigerator fault view mode. Exit mode: Open the door, locking condition, press the "Fridge" button and press "Freezer"... - Page 34 SERVICE MANUAL Temperature Items Content Control Methods display area Display Display current Normal temperature temperature value of value each sensor Short circuit or Control according RT-SNR disconnection of environmental temperature scope of RT-SNR 23℃≤RT＜28℃ Defrost after 30 minutes, the fan and the Short circuit or R-SNR air switch continuous operation, after that...
- Page 35 SERVICE MANUAL button.) Display set way control way Remark 1) COMP high speed 64Hz； 2) F-FAN 12V； Click TEST 3) DEF-HTR OFF； button, PULL DOWN 4) Refrigerated door mode into 10 seconds fully open； This function does not quit without (or open door, lock, 5) The variable manual withdrawal or power failure.
- Page 36 SERVICE MANUAL Common questions ① Refrigerator not working ● Power off (plug, socket, fuse, etc.) ● Low power voltage ② Refrigerator making abnormal sound ● Refrigerating fluid will make a sound during flowing in pipeline, which is normal. ● Refrigerator will give out loud buzzing sound when used for the first time due to under unstable condition, which is normal.
- Page 37 SERVICE MANUAL ● operating for a long time when used for the first time, which is normal. ● Lots of foods are placed into the refrigerator at a time to be cooled. ● Hot weather and refrigerator is opened frequently. ●...
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Page 38: Chapter 9 Trouble Shooting
SERVICE MANUAL Chapter 9 Trouble shooting Abnormal phenomena 9-1. Symptom: No freezing No refrigeration Power on after shutdown for 10 minutes and check to see whether Overhauling by pressing “not starting” compressor is operating Whether compressor can keep running time Leakage of refrigerating fluid and maintenance and condenser keep... -
Page 39: Symptom: No Shutdown
SERVICE MANUAL 9-2. Symptom: no shutdown No shutdown Whether refrigerator keeps Maintain by pressing “no refrigeration cool enough Maintain by pressing “not enough refrigeration” refrigeration high ambient temperature and close to Adjust and guide user correctly heat source Open door frequently or lots of fresh foods Repair sensor... -
Page 40: Symptom: Poor Freezing
SERVICE MANUAL 9-3. Symptom: Poor freezing Poor freezing Whether there is deformation of door Replace door seal and cool leakage Whether gear is set too high Adjust and guide user correctly Whether condensate fan is not Check condensate fan operating Whether there is leakage of Repair refrigerating fluid... -
Page 41: Symptom: No Starting When Powering On
SERVICE MANUAL 9-4. Symptom: No starting when powering on... -
Page 42: Symptom: No Defrosting
SERVICE MANUAL 9-5. Symptom: no defrosting No defrosting Whether fuse has been protected Damage (turnoff) of heater fuse Under forced defrosting mode (T2) Replace main control panel... - Page 43 SERVICE MANUAL Sincere forever Haier Group Haier Industrial Park, No.1, Haier Road 266101, Qingdao, China http://www.haier.com...
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