Samsung RFG299AA series, Service Manual

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54
TROUBLESHOOTING
4-1) Check Points prior to Failure Diagnostics
4-1-1. Forced Operations (Pull-down / Refrigerator Defrost / Refrigerator. Freezer-Defrost / Cancellation)
1) Forced Operation settings
2) Force Test (Pull-down)
3) Force FZ,FF Defrost (Refrigerator, Freezer-Defrost operation)
2-1) At the Force Test mode, press "NEXT>>" button once then the buzzer will beep until this
mode is cancelled.
2-2) At this Force Test(pull-down) mode, the compressor will start immediately and if the system is
in the defrost cycle, defrost cycle will be cancelled right away.
NOTE) If this Force Test(pull-down) mode begins right after the compressor was off, the
compressor may not start running due to an overload condition.
2-3) At this mode, the compressor and freezer fan will operate continuously for 24 hours and the
refrigerator fan will be on and off according to the set temperature.
2-4) When Force Test(pull-down) mode is selected, FZ compartment temperature will be set as -
14 (-25 ) and FF compartment temperature will be set as 34 (1 ).
2-5) Power Freeze and Power Cool is not available during Force Test(pull-down) mode.
2-6) In order to cancel this mode at any time, choose the next mode on the Force Test mode or
power off the system.
3-1) At the ForceRun3(RPM2050) mode, press "NEXT>>" button again on the Force Test mode
to begin the defrost cycle for the refrigerator.
Sequence Note
To display the test mode, press and hold the “Lighting”
button and “Ice Off” button for 8sec simulataneously.
Choose the “NEXT>>” button.
When “NEXT” button is selected, the next displayed mode is
automatically run.
Operationg Sequence of the NEXT button
Stop Force Test -> ForceRun1(RPM 3600) -> ForceRun2(RPM 2450) ->
ForceRun3(RPM 2050) ->Force FZ,FF Defrost -> Stop Force Test -> ...