Haier WS49GDB Service Manual
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Haier WS49GDB Service Manual

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SERVICE MANUAL
Order No. FZ1412S025V3
Wine Cellar
WS49GDB
MODEL:
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.
◎2012 (HAIER ELECTRICAL APPLIANCES COR. LTD)
All right reserved. Unauthorized copying and distribution is a violation of law.
Haier Group
Version: V3 Date: 2015-0914

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  • Page 1 ◎2012 (HAIER ELECTRICAL APPLIANCES COR. LTD) All right reserved. Unauthorized copying and distribution is a violation of law.

  • Page 2: Table Of Contents

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Contents Table of Contents ················································································································ 2 1. General Information ······································································································ 3 1-1. General guideline ···································································································· 3 1-2. Insurance Test ········································································································· 3 1-3. How to read this Service Manual ············································································· 4 2. Product Feature ············································································································ 5 2-1.

  • Page 3: General Information

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 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 Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 12. In the case of leakage of inflammable gases like carbon monoxide, open the door and windows. Don’t pull out or insert the plugs of the appliance. 13. Don’t touch the refrigeration surface of the freezing compartment when the refrigerator is in operation, especially when our hand is wet, else we may be glued to the surface.

  • Page 5: Product Feature

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Chapter 2 Product Feature 2-1. SPECIFICATIONS 1. Model WS49GDB Photo Commercial brand Haier Product description WINE CELLAR Type of Appliance (FS= freestanding BI= built-in) Climate class (N= + 18-32 °C T=+ 18-43 °C) Approvals (VDE / TÜV / IMQ / NF /)
  • Page 6 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Door: F= Flat / R= Rounded / S= Streamline Hinge (r =right l =left) / reversible) r / reversible Deco frame panel thickness till: Compartments number / adjustable -/ adjustable Lock Shelves:...

  • Page 7: External Views

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 2-2. External views...

  • Page 8: Installation, Adjustments And Maintenance

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Chapter 3 Installation, adjustments and maintenance 3-1. Installation Do not install the wine cellar in any location not properly insulated or heated e.g. garage etc, the wine cellar was not designed to operate in temperature settings below 6 ℃。...
  • Page 9 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 3-3Maintenance 3-3-1. Defrosting and cleaning the Wine cellar Defrost whenever the frost becomes 1/4” thick. Never use a sharp or metallic instrument to remove the frost as it may damage the cooling coils. (A punctured coil will void the warranty) Unplug the power pin, then take out stored wine and place in a safety place.

  • Page 10: Disassembly

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Chapter 4 Disassembly 4-1. Door assembly (Door, hinge, hinge cover) a. Remove the hinge cover b. Remove the screws fixed the up hinge and lift the door. 4-2. Control panel a. Firstly, pick out all wine supports. Then remove b.
  • Page 11 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 c. invert the middle structure. d. Disassemble the light cover e. loosen the screws fixed the light. f. The display panel is fixed on the plastic panel with three Philip screws, pick out he connected wire then loose the screw.
  • Page 12 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 4-3. Heater a. Firstly, pick out all wine supports. Then remove b. Pick out the middle separate structure Fan baffle ,loosen the Philip screws on the two sides of the middle separate structure c.

  • Page 13: Ballast

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 4-3. Ballast ab a．Take the Philip screw apart from the b．Then take out the compartment cover , compartment cover. Take the philip screw apart from the box of Main control panel c. Pick out Main control panel d.
  • Page 14 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 4-4. Change sensor 1. First, use a screwdriver to remove the sensor cover 2. Then remove the sensor and remove the sensor from the wire harness; 3. Take the need to replace the sensor line, in the distance sensor...
  • Page 15 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 4. Connect the new sensor with the box body sensor wire; 5. The sensor will connect a good card in sensor...
  • Page 16 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 shield 6. The sensor cover card in the box;...

  • Page 17: Control And Display System

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Chapter 5 Control and display system 5-1. Control panel and display Brief description of control panel principle: 1. Temperature Adjustment (up) 2.Temperature Adjustment (down)
  • Page 18 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 3.Red Wine Indicator 4. White Wine Indicator 5.Upper Compartment Indicator 6.LED Temperature Display -Upper Compartment 7.Lower Compartment Indicator 8.LED Temperature Display –lower Compartment 9.Temperature Set Button 10.Interion Light Button 1. Adjustable temperature display: While entering the temperature by pressing the temperature buttons about 3 second ,the set temperature will flash on the display.

  • Page 19: System Flow Principle

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Normally, when you open the door ,the LED light is on and when you close the door ,the LED light is off .If you want to keep the LED light is on after you close the door ,you can open the door and press the “light”...

  • Page 20: Circuit Diagram

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Chapter 7 Circuit diagram 7-1. Brief principle diagram...

  • Page 21: Brief Connection Diagram

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 1. If the wine cellar has been placed in a horizontal or tilted position for any period of time wait 24 hours before plugging the unit in. 2. The alarm will sound when the appliance is switched on for the first time and when the appliance is warm.

  • Page 22: Trouble Shooting

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Chapter 8 Trouble shooting...

  • Page 23: Abnormal Phenomena

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 8-1. Abnormal phenomena Problems Reasons Removing methods 1. Fuse is broken 1. Check if there is short circuit and 2. The contact of plug, socket, and cable is not solve it, if not, change capable fuse good.
  • Page 24 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 1. Supplement a stabilizer, adjust to Compressor 1. Voltage is too low. rated value. buzzes and 2. Starting relay out of order. 2. Change starting relay. cannot be 3. The starting coil of starting motor is 3.

  • Page 25: Compressor Doesn't Start

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 2、The reason maybe the fan is broken or be plugged or Refrigerant leakage or The compressor refrigeration 8-2. Abnormal phenomena 8-2-1. Compressor doesn’t start...

  • Page 26: Poor Cooling

    SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 8-2-2.Poor cooling...
  • Page 27 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3...
  • Page 28 8-2-3. The condition of everypart working，blow as...
  • Page 29 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 So if the temperature is too low ，the reason maybe ： 1.connection between valve and Eva is wrong，need to check the color 2.the sensor is broken ，change the sensor 3.the valve maybe is not working ，change the valve...
  • Page 30 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Error code Part Fault Rrepair 1 Check the point of sensor, and move it to original place. 2. Change the temperature controller. 3. Put the wine cellar to suitable Temperature sensor failure...
  • Page 31 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Sincere forever Haier Group...
  • Page 32 SERVICE MANUAL Issue 2014-12-10 Rev. Model: WS49GDB FZ1412S025V3 Haier Industrial Park, No.1, Haier Road 266101, Qingdao, China http://www.haier.com...

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