Samsung RS253BA Series and User Manual download pdf

Fast Track Troubleshooting

IMPORTANT SAFETY NOTICE – “For Technicians Only” This service data sheet is

intended for use by persons having electrical, electronic, and mechanical experience

and knowledge at a level generally considered acceptable in the appliance repair trade.

Any attempt to repair a major appliance may result in personal injury and property

damage. The manufacturer or seller cannot be responsible, nor assume any liability for

injury or damage of any kind arising from the use of this data sheet.

Models Covered:

RS253BAWW/XAA

RS253BAVQ/XAA

RS253BABB/XAA

RS253BASB/XAA

SxS Refrigeration

Press Freezer button a

third time to Force Defrost

for Fridge & Freezer,

measure defrost voltages

at main PCB

Wait 5 seconds between button pushes

Press Freezer button a

second time to Force

Defrost of Fridge, meas-

ure defrost voltage at

main PCB

Press Freezer button one

time at the Test Mode to

Force Compressor Run,

measure fan and com-

pressor voltages at main

PCB

Self Diagnosis: Press both buttons (Power

Freeze—Power Cool) simultaneously (No

sound when both buttons are pressed at the

same time) ’til the display quits blinking and

beeps, 8-12 seconds, then release and read

Fault Codes.

This will also cancel the Fault Mode created

by self-diagnosis at power up.

Forced Mode: Press both buttons (Power

Freeze – Fridge) simultaneously (No sound

when both buttons are pressed at the

same time) ‘til it beeps and goes blank,

8-12 seconds

Publication # tsRS253B Creation Date 11/20/2009

Sealed System

Sales Mode, No Compressor Operation

Press Power Freeze & Freezer temp buttons

simultaneously for 3 sec ( you will hear a “Ding

Dong”) to remove or put into Sales Mode. When in

the Sales Mode the Display will show "OF" "OF"

Compressor  Condenser Side Cluster  Hot Pipe

Dryer  R Capillary  R Evaporator  F Evaporator 

Suction Pipe  Compressor

Refrigerant Charge

R134a 7.76 oz.

Component Resistance Wattage Voltage

Freezer Defrost Heater 58 215 120vac

Fridge Defrost Heater 103 140 120vac

Dispenser Heater 2880 5 120vac

Water Tank Heater 3600 4 120vac

Fill Tube Heater 2880 5 120vac

Sensors 2.5k-89k N/A 1~4.5vdc

Fans N/A N/A 7~12vdc

Freezer Drain Heater 320 45 120vac

Component Value Chart

1 2 3 4 5 6

Fast Track Troubleshooting 1

Summary of Contents

Page 1 - Fast Track Troubleshooting

Fast Track Troubleshooting IMPORTANT SAFETY NOTICE – “For Technicians Only” This service data sheet is intended for use by persons having electrical,

Page 2

Temperature/Resistance/Voltage Chart for Samsung Refrigerators Sensors FREEZER TEMPERATURE CONTROL B

Page 3

DC FAN MOTORS Brushless DC Fan motors are used to save energy. The fans operate at two speeds. Fan speed information is read by the Main PCB. If the f

Page 4

RS253CN301-2 F-Door Sw (W/Red-Brn) 5-6 R-Door Sw (W/Blu-Brn) 3-(CN72-7) F Sensor (Yel-Gry) 3.5~4.2vdc4-(CN72-7) F Def Sensor (Blu-Gry) 2.3~4.2vdc7-(CN

Page 5

CN90CN72VDC Gnd12 VDC12 VDCRS253 5

Page 6

RS253 6