SERVICE MANUAL Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 Contents Table of Contents ···································································································· 2 1. General Information ···························································································· 3 1-1. General guideline ·························································································· 3 1-2. important notice ···························································································· 3 1-3. How to read this Service Manual ·································································· 4 2. Product Feature ··································································································· 5 2-1.
SERVICE MANUAL Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 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.
SERVICE MANUAL Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 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 the products in some way.
SERVICE MANUAL Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 Chapter 3 Installation, adjustments and maintenance 3-1. Installation The freezer should be conveniently located for day-to-day use in a dry well-ventilated room. Do not install the freezer where the temperature will go below 0°F or above 110°F, because it will not maintain proper temperatures.
Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 3-3 Cleaning the Freezer Outside. Protect the paint finish. The finish on the outside of the freezer is a high quality baked-on paint finish. With proper care, it will stay new-looking and rust-free for years. Apply a coat of appliance polish wax when the freezer is new and then at least twice a year.
SERVICE MANUAL Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 Chapter 4 Disassembly 4-1. Door assembly (Door, hinge, hinge cover) Unscrew the hinge cover screw with screwdriver, take away the top and bottom cover by pull it, and then unscrew the screws on the hinge, so the whole hinge could be moved.
Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 4-3. Control panel assembly (Panel, cover board, knob, indicator light) Unscrew the compartment grill (refer 4-2), push the panel claw gently with our finger or tools, at the same time pull panel outside then take away it.
SERVICE MANUAL Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 4-4. Thermostat assembly First take off the knob (refer 4-3), Use turnbuckle spanner or acutilingual plier unscrew the turnbuckle, and then thermostat can be moved from back of panel. Note: When assembly thermostat we should placed thermostat in originally direction.
SERVICE MANUAL Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 Chapter 5 Control and display system 5-1. Control panel Freezing temperature selection is made by setting the control from Min to Max (coldest). If we want colder or warmer temperatures, adjust the control one step at a time.
SERVICE MANUAL Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 Chapter 6 System flow principle 6-1. Refrigeration flow chart The refrigeration system of direct cooling single-system cooler belongs to the category of a single-temperature and single-control refrigerating system with one evaporators and is controlled by a single temperature control.
SERVICE MANUAL Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 Chapter 8 Trouble shooting 8-1. Normal phenomena Problem Possible Causes What To Do Temperature control in OFF or Move the control to a temperature setting. Min or 0 position. Freezer does not operate Freezer is unplugged.
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SERVICE MANUAL Issue 2012-12-27 Rev. Ref1212S006V0 Mod el: BFQ50 Check to see if package is holding door/lid Door/lid left open. open. Too frequent or too long door/lid openings. Temperature control set too See About the operation of the freezer Freezer cold.