GE DPGT750EC/GC - Manual (Page 37)

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2. Press the HELP pad. The main help screen is
displayed.
3. Press and hold the HELP and START/STOP
pads simultaneously for 3 seconds. One of
the following screens will be displayed.
MACHINE
PREFERENCES
HOME SCREEN
HELP
TROUBLESHOOTER
CONTRAST
180
DOOR :
BLOWER :
HEATING :
INLET THD :
OUTLET THD :
MOISTURE(S):
INPUT(V):
MEMORY :
COMM DATA :
LQC START TIME :
OK
OK
153F
130F
4. 90V
58
CLOSE
2230 rpm
ELECTRIC LQC TEST
OK
OK
OK
OK
OK
00 02 58
CONTRAST
180
DOOR :
BLOWER :
HEATING :
INLET THD :
OUTLET THD :
MOISTURE(S):
INPUT(V):
MEMORY :
COMM DATA :
LQC START TIME :
OK
OK
153F
130F
4. 90V
58
CLOSE
2230 rpm
GAS LNG LQC TEST
OK
OK
OK
OK
OK
00 02 58
FLAME SENSOR : OFF
• BLOWER - Displays blower RPM. Speed
ramps up until minimum rpm is reached, at
which time OK is displayed on LCD. Normal
blower speed will vary (1100 - 2700 rpm)
depending on installation and venting
conditions.
• HEATING - Control senses an increase in
temperature using the inlet thermistor.
Displays OK once the required temperature is
met (approximately 2 minutes after starting
test).
• INLET THD - Displays inlet thermistor
temperature in °F.
Note: Control is not capable of displaying
temperature below 152°F. (Room temperature
will display as 152°F)
• OUTLET THD - Displays outlet thermistor
temperature in °F.
• MOISTURE - Displays sensor signal
monitored by control. The higher the moisture
content, the lower the voltage. Voltage will vary
from less than 1 volt to approximately 5 volts.
• INPUT - Factory test only, no value as a
service test.
• MEMORY - Self-test for control.
• COM TEST - Part of a serial communication
test between the washer and dryer. This test
runs a self diagnostic of the internal
communications within the main board.
• FLAME SENSOR - Displays ON or OFF,
depending on sensor temperature.
OFF - sensor closed - no heat
ON - sensor open - hot
Factory Test Information
• CONTRAST 90/180 - Displays current
screen resolution of 90 or 180. This can be
changed by pressing the CONTRAST box on
the LCD screen.
180 - High Contrast (dark)
90 - Low Contrast (light)
• DOOR - The control senses the door position
through the door switch. LCD displays OPEN
or CLOSED depending on door position.
4. To exit the factory test mode, press POWER
or unplug the dryer.