Troubleshooting Guide - Dimplex DCF7850 Service Manual

Chelsea freestanding corner fireplace
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TROUBLESHOOTINg gUIDE

PROBLEM
general
Circuit breaker trips or fuse
blows when unit is turned on
Unit turns on or off by itself
Lights dim in room while the unit
is on
Power cord gets warm
Appearance
Fireplace does not turn on Manu-
ally
Fireplace does not turn on using
the Remote Control
Flame Frozen
Flame not bright or flame not
visible
Log set dim, ember bed not
glowing
Log set not glowing/pulsing
Flame Shudder
Light leaking around the log set
16
CAUSE
Short in unit wiring.
Improper circuit current rating
Remote control has a similar frequency
to other remotes in the area.
Radio frequency disturbance from out-
side sources.
Defective Remote Control Receiver
Unit is drawing close to circuit current
rating
Normal Operation
Defective power cord
Improper operation
No incoming power from the electrical
wall socket
Loose wiring
Defective Switch (3-Position or On/Off)
Defective Remote Control Receiver
Improper operation
Remote control not initialized to fireplace
Remote Control not working properly
Loose wiring
Defective flicker motor
Burnt out light bulbs
Loose wiring
Defective light harness
Burnt out light bulbs
Loose wiring harness
Defective Remote Control Receiver
Defective flicker motor
Log set not positioned properly
SOLUTION
Trace wiring in unit.
Additional appliances may exceed the current rating
of the circuit breaker or fuse. Plug unit into another
outlet or install unit on a dedicated 15 amp circuit.
Replace Remote Control and initialize where neces-
sary.
Replace the remote control and receiver board where
necessary.
Replace Remote Control Receiver
Move the unit to another outlet or install unit on a dedi-
cated 15 amp circuit
The power cord may get slightly warm to the touch
when the heater is on
Replace power cord if cord gets hot to the touch.
Refer to Operation Section
Check Fuse/Breaker Panel
Check wiring connections
Replace defective switch
Replace Remote Control Receiver
Refer to Operation Section
Initialize the remote control
Install new battery into the Remote Control. Reinitial-
ize remote control where necessary.
Replace Remote Control or Remote Control Receiver,
where necessary. Initialize Remote Control and
Receiver.
Check wiring connections
Replace flicker motor
Replace light bulbs
Check wiring connections
Replace light harness
Replace light bulbs
Check wiring connections
Replace Remote Control Receiver
Replace flicker motor
Check log set for proper fit
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