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PROBLEM CAUSE SOLUTION
Heater
Heater is not turning on, but
ame eect is still functioning
Improper operation
Refer to Operation section Ensure set temperature is
above current temperature
Loose wiring Trace wiring in unit
Defective main control board Replace the main control board
Defective heater assembly Replace heater assembly
Heater is turning o after a
couple of minutes of operation
Improper operation
Refer to Operation section. Ensure set temperature is
above room temperature.
Build up of dirt/dust in heater assembly
Ensure that exterior intake louvers and rebox cavity
are free of dirt/dust.
Defective heater assembly Replace heater assembly
Fan turns on but there is no
heat
Defective relay board Replace relay board
Defective heater assembly Replace heater assembly
Heater emits an odor
Normal operation
Normal operation is when the heater emits an odor
for a brief period after the heater is initially turned on.
The heater is burning o any dust accumulated during
manufacturing or operation.
Defective heater assembly Replace heater assembly
Noise
Unit cycles through ‘Beeps”
and changing On screen Dis-
play when turned on
Improper initialization of electronics Unplug unit wait 20 minutes and plug back in
Defective heater assembly Replace heater assembly
Buzzing noise coming from
heater assembly
There is a small current of electricity run-
ning through the motor
A small amount of noise is normal
Excessive buzzing noise can be minimized by use of
power regulator board installation
Excessive noise with the
heater on
Dirty heater assembly
Ensure that exterior intake louvers and rebox cavity
are free of dirt/dust.
Defective heater assembly Replace heater assembly
Grinding or excessive noise
with the heater o
Flicker rod hitting or rubbing against internal
components
Ensure rod is straight and mounted properly in the
bracket, spinning freely away from other components.
Replace if necessary.
Defective icker motor Replace icker motor
REV PCN DATE
00 - 2-OCT-14
01 - 23-FEB-15
02 4-JAN-16
03 3-JUL-19
1-888-346-7539 | www.dimplex.com
In keeping with our policy of continuous product improvement,
we reserve the right to make changes without notice.
© 2019 Glen Dimplex Americas
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