Samsung RFG238AA 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:

RFG238AA**/XAA

French Door Refrigeration

Press Freezer button a

third time to Force Low

Speed Run

Wait 5 seconds between button pushes

Press Freezer button a

forth time to Force De-

frost of Fridge & Freezer,

measure defrost voltage

at main PCB

Press Freezer button one

time at the Test Mode to

Force Compressor High

Speed Run, measure fan

and Compressor volt-

ages at main PCB

Self Diagnosis: Press both buttons (Energy

Saver– Lighting) 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 (Energy

Saver– Fridge) simultaneously (No sound

when both buttons are pressed at the same

time) ‘til it beeps and goes blank, 8-12 sec-

onds

Publication # tsRFG238AA Revision Date 11/19/2009

Sealed System

Component Value Chart

Sales Mode, No Compressor Operation

Press Energy Saver & 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"

Removing power will not cancel this mode.

Press Freezer button a

second time to Force

Mid Speed Run

3600RPM 2450RPM 2200RPM

Refrigerant Charge

R134a 5.64 oz.

1. Compressor  Sub-condenser  Hot Pipe  Back Clus-

ter Pipe  Dryer  R Capillary Tube  Refrigerator Evapo-

rator  Connected Capillary  Freezer Evaporator  Suc-

tion Pipe  Compressor

2. Compressor  Sub-condenser  Hot Pipe  Back Clus-

ter Pipe  Dryer F Capillary Tube  Freezer Evaporator

Component Resistance Wattage Voltage

Freezer Defrost Heater 60 240 120vac

Fridge Defrost Heater 120 120 120vac

French Mullion Heater 1800 8 120vac

Ice Duct Heater 2057 7 120vac

Dispenser Heater 9000 1.6 120vac

Water Tank Heater 72 2 12vdc

Fill Tube Heater FRZ 72 2 12vdc

Sensors 2.5k-89k N/A 1~4.5vdc

Fans N/A N/A 7~12vdc

1 2 3 4 5 6 7

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 Temp. () Volts Temp. () Volts Temp. () Volts Temp. () Volts -29.2°F

Page 3

Heat Release I/M Test Mode Press and hold the ICE TEST S/W for at least 1.5sec, the ha

Page 4

Error Items LED TROUBLE TESTINGI/M-SENSOR (R on Tw in I/M units) Ice Maker Sensor Error- open or short-circuit, connector failure. Cause is also a tem

Page 5

CN02 Overload & A/C Line1 OLP (Brn)3 OLP (S/Blu)3 L (Red)1 N (Gry)CN04 Compressor Control2- (CN76-1) 5vdc (Brn-Gry)4 Comp Signal (Org) CN75 To Com

Page 6

Model : RFG238AA**/XAA Twin Ice Maker nominalvoltageslistedCN76 F, R, C Fans2-1 Ice Room Fan (Blk-Gry) 7-11vdc3-1 F Fan (Yel-Gry) 7-11vdc4-1 R Fan (

Page 7 - 7. WIRING DIAGRAM

1257-1) Model : RFG23**7. WIRING DIAGRAM Twin Ice MakerRFG238AA**/XAA 7