Samsung RF28HD (RF28HDEDTSR / RF28HDEDBSR) French Door Refrigerator OEM Service & Repair Manual

FRENCH DOOR REFRIGERATOR BASIC : RF28HD* MODEL NAME : RF28HDEDTSR RF28HDEDBSR MODEL CODE : RF28HDEDTSR/AA RF28HDEDBSR/AA REFRIGERATOR REFRIGERATOR CONTENTS 1. PRECAUTIONS(SAFETY WARNINGS) ·······5 2. PRODUCT SPECIFICATIONS ······················9 3. DISASSEMBLY AND REASSEMBLY ·········26 4. TROUBLESHOOTING ································56 5. PCB DIAGRAM ·········································102 6. WIRING DIAGRAM ···································107 7. BLOCK DIAGRAM ····································108 8. MODEL CODE TABLE······························110

WARNING IMPORTANT SAFETY NOTICE The service guide is for service men with adequate backgrounds of electrical, electronic, and mechanical experience. Any attempt to repair a major appliance may result in personal injury and property damage. The manufacturer or dealer cannot be responsible for the interpretation of this information. SAMSUNG ELECTRONICS AMERICA, INC. Technical Service Guide Copyright ©2014 All rights reserved. This service guide may not be reproduced in whole or in part in any form without written permission from the SAMSUNG ELECTRONICS Company.

Contents 1. Precautions(Safety Warnings) ....................................................................5 2. Product Specifications .............................................................................9 2-1) Introduction of Main Function ........................................................................................ 10 2-2) Specifications ...................................................................................................................12 2-3) Interior Views ...................................................................................................................13 2-4) Model Specification .........................................................................................................14 2-5) Dimensions of Refrigerator (Inches) ............................................................................. 18 2-6) Optional Material Specification ...................................................................................... 19 2-7) Refrigerant Route in Refrigeration cycle ...................................................................... 20 2-7-1. PRINCIPLE OF FREEZER ...................................................................................21 2-7-2. Operation theory of refrigeration cycle components .................................... 22 2-7-3. Refrigeration Cycle Type ................................................................................. 24 2-8) Cooling Air Circulation ................................................................................................... 25 3. Disassembly and Reassembly ................................................................. 26 3-1) PRECAUTION .................................................................................................................. 27 3-2) Refrigerator Door ............................................................................................................ 28 3-3) Door Handle Refrigerator .............................................................................................. 30 3-4) Door Handle Freezer & Flex zone ................................................................................31 3-6) Cover-Display & Water-Dispenser ............................................................................. 33 3-7) Water-Dispenser ............................................................................................................ 34 3-8) Glass Shelf ...................................................................................................................... 35 3-9) Foldable Glass Shelf ...................................................................................................... 35 3-11) Cool Select Pantry......................................................................................................... 37 3-12) Case Water Filter .......................................................................................................... 38 3-13) Motor Damper ............................................................................................................... 39 3-14) Water Filter (Assembly & Disassembly) ..................................................................... 40 3-15) Gallon Door Bin............................................................................................................. 40 3-16) Vertical Hinged Section ................................................................................................41 3-17) Evaporator Cover In Refrigerator ................................................................................ 42 3-18) Evaporator In Refrigerator ........................................................................................... 43 3-19) Super Extended Drawer .............................................................................................. 44 3-20) Freezer Door ................................................................................................................ 45 3-21) Ice-Maker...................................................................................................................... 46 3-24) Evaporator Cover In Freezer ...................................................................................... 50 3-25) Evaporator In Freezer.................................................................................................. 50 3-26) Comp Cooling Fan ........................................................................................................51 3-27) Comp Cooling Fan Motor ............................................................................................ 52 3-28) Electric Box ................................................................................................................... 53 3-29) Cover-Unit .................................................................................................................... 54 3-30) ASSY TOP TABLE........................................................................................................ 55 4. TROUBLESHOOTING .............................................................................. 56 4-1) Function for failure diagnosis ........................................................................................ 57 4-2) Diagnostic method according to the trouble symptom(Flow Chart) .......................... 71

Contents 5. PCB DIAGRAM .................................................................................... 102 5-1) PBA Layout with part position ..................................................................................... 103 5-2) PBA Layout with part position (Inverter Board) ........................................................ 104 5-3) Connector Layout with part position (Main Board) ................................................... 105 5-4) Connector Layout with part position (Inverter Board) .............................................. 106 6. Wiring Diagram ....................................................................................107 6-1) Model : RF28HD* .......................................................................................................... 107 7. Block Diagram..................................................................................... 108 7-1) Whole block diagram ................................................................................................... 108 8. Model code table ................................................................................. 110 8-1) RF28HD* ......................................................................................................................... 110

5 1. Precautions(Safety Warnings) ● Unplug the appliance before the changing or repairing the electric parts. ➝ Be careful the electric shock. ● Always use only the correct replacement parts. ➝ Check the model, rated voltage, rated current and running temperature rating. ● When troubleshooting, verify that wiring harnesses are connected securely. ➝ Make sure the connectors are not separated when power is supplied. ● Check for visible traces of water on electrical parts. ➝ Replace or secure any part that may have come in contact with water. ● Check the status of parts after replacement or troubleshooting. ➝ All parts must be reinstalled properly. ● Check the location where the refrigerator will be used. ➝ If the refrigerator will be used in a damp or wet space, or if installation will be unstable, the unit should be relocated. ● The refrigerator must be grounded properly. ➝ An earth ground should be used if there is a risk of high humidity or wetness. ● The refrigerator should be plugged into a dedicated outlet. Make sure the power cord is not damaged, crushed, squeezed or burned. ● If the plug is damaged it should be replaced. If the socket is damaged, it should not be used. ● Consumers must not try to repair the refrigerator. ● Nothing should be stored in the refrigerator except food. ➝ Drugs requiring precise temperatures should not be stored in the refrigerator. ➝ Flammable substances (alcohol, benzene, ether, LP gas, etc.) carry risk of explosion and should not be stored in the refrigerator.

6 Precautions(Safety Warnings) Read all instructions before repairing the product and follow the instructions in order to prevent danger or property damage. Plug out and remove all the items in refrigerator prior to repair. CAUTION/WARNING SYMBOLS DISPLAYED SYMBOLS Indicates that a danger of death or serious injury exists. Indicates that a risk of personal injury or material damage exists. means “Prohibited”. means “Do not disassemble”. means “No contact”. means ”Warning or Caution”. means “Earth or Ground”. means “Unplug the unit before preforming service” Plug out to exchange the interior lamp. • It may cause electric shock. Warning Warning & Caution Caution Unplug Use the rated components on the replacement. • Check the correct model, rated voltage, rated current, operating temperature and so on. On repair, make sure that the wires such as harness are bundled tightly. • Wiring harnesses should be connected tightly and kept dry. • Bundle tightly wires in order not to be detached by the external force and then not to be wetted. Check for visible traces of water on electrical parts.. • Replace or secure any part that may have come in contact with water. Check the status of parts after replacement or troubleshooting. • All parts must be reinstalled properly. On repair, make sure that all parts and wires are free of dust and debris. • Cleaning parts could help prevent fire or shorting. Rated components

7 Precautions(Safety Warnings) ❈ Please let users know following warnings & cautions in detail. Customers should not store glass bottles of liquid in the freezer section. • Frozen bottles could explode and cause injury. Customers should not store narrow or long bottles or food in a small door shelf. • These items could fall when the door is opened, causing injury tot he customer. Drugs requiring precise temperatures should not be stored in the refrigerator. Customers should not store articles on the product. • Opening or closing the door may cause things to fall down, which may cause injury. Prohibition Warning & Caution Consumers must not try to repair the refrigerator. • Electrical and mechanical parts could injure the consumer. Do not disassemble The refrigerator should be plugged into a dedicated outlet. • Multiple plugs in the outlet could cause excessive heat or fire. Prohibition Make sure the power cord is not damaged or crushed. • A damaged cord could cause excessive heat or fire. Check the location where the refrigerator will be used. • If the refrigerator will be used in a damp or wet space, or if installation will be unstable, the unit should be relocated. The refrigerator must be grounded properly. • An earth ground should be used if there is a risk of high humidity or wetness. Earth

8 Precautions(Safety Warnings) For proper installation, this refrigerator must be placed on a level surface of hard material that is the same height as the rest of the flooring. This surface should be strong enough to support a fully loaded refrigerator. FLOORING Protect the finish of the flooring. Cut a large section of the cardboard carton and place under the refrigerator where you are working. When moving, be sure to pull the unit straight out and push back in straight. MOVING

9 2. Product Specifications 2-1) Introduction of Main Function ........................................................................................ 10 2-2) Specifications ...................................................................................................................12 2-3) Interior Views ...................................................................................................................13 2-4) Model Specification .........................................................................................................14 2-5) Dimensions of Refrigerator (Inches) ............................................................................. 18 2-6) Optional Material Specification ...................................................................................... 19 2-7) Refrigerant Route in Refrigeration cycle ...................................................................... 20 2-7-1. PRINCIPLE OF FREEZER ...................................................................................21 2-7-2. Operation theory of refrigeration cycle components .................................... 22 2-7-3. Refrigeration Cycle Type ................................................................................. 24 2-8) Cooling Air Circulation ................................................................................................... 25

10 Product Specifications A newly developed SAMSUNG FRENCH DOOR REFRIGERATOR in 2014 has the following characteristics. Surround Multi Flow • Uniform cooling for each shelf and even in corner in fresh food compartment by centerpositioned fan and duct with multiple flow effluences. Twin Cooling System • The refrigerator and the freezer have two evaporators. Given this independent system, the freezer and the refrigerator are cooled individually as required and are, therefore, more efficient. Food odor from the refrigerator does not affect food in the freezer due to separate air flow circulation. Electronic control from outside of Pantry Cover • Adjustable temperature control ((around 41℉(5℃) : Deli / around 38℉(3℃) : Fresh / around 34℉(1℃) Chilled ) Temperature control from outside of the Pantry : user friendly design helps keep foods fresh for longer Ice and Water Dispenser • The ice and water dispenser provides ice and cold water at any time. 2-1) Introduction of Main Function

Samsung RF28HD (RF28HDEDTSR / RF28HDEDBSR) French Door Refrigerator OEM Service & Repair Manual

You're Reading a Preview

Recently Viewed