High Limit Thermostat - GE DBL333 Technical Service Manual

Replace flame
N
sensor
Replace timer N
Replace
N
temperature
selector switch
Replace control
N
thermostat
Replace high limit
N
thermostat
Replace
motor
N
Open wiring to
one of the
components.
Locate and repair.
No Heat - Drum Turns
Gas Dryer
Ignitor glowing?
N
Flame sensor
contacts closed?
Y
Contacts A & B
closed on the
timer?
Y
Contacts 1 & 2
closed on the
temperature
selector switch?
Y
Contacts on the
control thermostat
closed?
Y
Contacts on the
high limit
thermostat
closed?
Y
Continuity
between contact
1 and 2 on the
centrifugal
switch?
Manuall move the
switch to the run
position to check
the contacts.
Y
Fix supply
problem
Ignitor between
50 and 400 ohms
at room
temperature?
Y
Flame sensor
contacts open
after ignitor has
been on 15 to 90
seconds max.?
Y
Gas valve
solenoids check
OK?
Y
120 volts to gas
valve solenoids?
Y
Replace gas
valve assembly
23
Y
Gas supply OK
N
to dryer?
Y
N Replace ignitor
Replace flame
N
sensor
Replace gas
N
valve assembly
Open wiring in
N gas valve circuit,
locate and repair
Not applicable
on all models