GE DPGT750EC/GC - Manual (Page 42)

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PROBLEM POTENTIAL CAUSE DIAGNOSTIC PROCEDURE ACTION
Dryer stopped
prematurely
(clothes wet)
Clogged/restricted ducting.
Check Service Mode for blower errors.
Unit will stop if blower exceeds 3000 rpm
for 1 minute. Check for kinked transition
duct or clogged ducting.
Inform owner of clogged ducting.
Blower motor less than 1000 rpm
In Factory Test Mode, check blower rpm
(1900 - 3000 rpm).
Replace blower motor. If problem
is not resolved, replace inverter
board.
Unlevel
Clothes not in contact with moisture
sensor. Level unit. Check front to back
and side to side level.
Power outage
No diagnostic available. Check digital
clocks in household.
Restart unit.
Moisture sensor
unplugged/defective
In Factory Test Mode, operate dryer with
no load. Sensor should be approximately
4.9 volts. Then place a wet cloth across
sensor. Voltage should drop to less than
1 volt.
Reconnect or replace sensor as
necessary.
Noise
Worn rollers
Check for flat spots or grooves worn on
rollers.
Replace roller.
Worn drum felt Remove drum, check condition of felt. Replace drum.
Blower unbalance.
Check blower wheel for lint accumulation
that may cause blower unbalance.
Clean blower wheel.
Drum out of round
Measure roundness of drum. Maximum
diameter difference should be less than
1/4".
Replace drum.
Drum felt glue on roller path Check for glue on roller path. Remove glue.
Loose parts.
Check for missing screws and loose motor
mounts.
Replace screws or motor mounts.
Object in blower/trap duct.
Remove trap duct to inspect for foreign
objects.
Clean unit.
Dryer loses
washer settings
Dryer operation attempted more
than 1 hr after washer transmittal
of settings.
Dryer does not retain settings for more
than 1 hr after transmittal. Inform consumer of dryer time-
out.