GE GFWS2500 - Faults 12-CB

Fault
Code
Hex
Name Description Repair Action
12 Door Unlock Error Door fails to unlock
after more than 3
attempts.
• Check for door closing properly or warped
door.
• Check for broken or deformed door latch.
• Check door lock and wiring.
13 Flow Meter Error The water volume
as read from the
fl ow meter has not
increased by 1.0 liters
within 10 seconds after
the fi ll has started.
• Check house water supply and proper water
pressure.
• Check for kinked hoses.
• Check hose and water valve screens.
• Check fl ow meter and fl ow meter wiring.
14 Recirculation Pump
Error
The frequency of the
pressure sensor did
not change while the
recirculation pump was
in operation.
• Check drain pump clean out.
• Check recirculation pump in service mode.
68 Pressure Sensor
Out of Range
Pressure sensor value is
> 47 hz or < 35 hz.
• Replace pressure sensor.
• Replace IMC board.
6A Thermistor Open Thermistor resistance
too high.
• Check for open thermistor harness.
• Check thermistor resistance.
• Replace thermistor.
• Replace IMC board.
6B Thermistor Short Thermistor resistance
too low.
• Check for shorted thermistor harness.
• Check thermistor resistance.
• Replace thermistor.
• Replace IMC board.
70 Target Volume
Overfl ow
Target fi ll volume is
greater than the MAX
fi ll volume.
• Replace UI board.
72 Inverter Spin
Redundancy
IMC detected basket
rotation while the door
was either unlocked or
opened.
• Check door switch wiring.
• Replace door lock assembly.
• Replace IMC board.
C9 IMC Fault IMC Fault • If fault persists, or unit does not spin, replace
IMC board.
CA IMC Fault IMC Fault • If fault persists, or unit does not spin, replace
IMC board.
CB DC Bus Brownout DC bus voltage too low. • Check AC line voltage is correct.
• If fault persists, or unit does not spin, replace
IMC board.
Faults 12-CB