Desa GL36CRP - Manual (Page 17)

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TROUBLEShOOTING
ELECTRONIC IGNITION SYSTEM
Note: Before troubleshooting the system, make sure the gas shutoff valve is ON.
The two most common causes of a malfunctioning gas appliance are:
1. Loose wiring connections
2. Construction debris clogging the pilot and/or gas control valve filter
OBSERVED PROBLEM
Ignitor will not spark or burner
will not light
Burner will not stay lit
No gas to main burner, although
wall switch and valve are set to
the ON position
Frequent main burner outage
POSSIBLE CAUSE
1. No gas supply or shutoff
valve is OFF
2. Air in gas line
3. Construction debris clog-
ging pilot orifice
4. Low gas pressure
5. Control valve knob is not
opening
6. Kinked pilot line
7. No power to unit or ignition
module/power transformer is
bad
1. Loose wiring on ignition
module
2. Poor ground to ignition
module
3. Main burner flame too low
4. Bad ignition assembly
1. Wall switch wires defective
1. Burner flame is too low or
ignitor is misaligned casing
safety main burner to ”drop
out”
REMEDY
1. Check to see if you have gas
supply
2. Repeat lighting procedure
until air is removed. If after
repeated attempts fireplace
does not light, call a qualified
service and repair technician
3. Remove debris and dirt, in-
spect and clean any other
possible obstructions
4. Contact your local NG or LP
gas supplier
5. Replace control valve
6. Have a qualified technician
replace pilot line
7. Check that main power is on
and that all wire connections
are made correctly to ignition
module (see Wiring Diagram,
page 15)
1. Check ignition wire connec-
tion (see Wiring Diagrams,
page 15)
2. Check ground wire to ignition
module
3. Clean and adjust main burner,
check supply and inlet pres-
sure to unit.
4. Have a qualified technician
replace ignition assembly
1. Check electrical connections
1. Clean and adjust main burner
flame or adjust ignitor location
for maximum flame impinge-
ment on sensor