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103413
OWNER’S MANUAL
OBSERVED PROBLEM
When ignitor button is pressed, there is no
spark at ODS/pilot
When ignitor button is pressed, there is
spark at ODS/pilot but no ignition
ODS/pilot lights but flame goes out when
control knob is released
TROUBLESHOOTING
Note:
All troubleshooting items are listed in
order of operation.
WARNING: Turn off fireplace
and let cool before servicing. Only
a qualified service person should
service and repair fireplace.
CAUTION: Never use a wire,
needle, or similar object to clean
ODS/pilot. This can damage ODS/
pilot unit.
Continued
POSSIBLE CAUSE
1. Ignitor cable pinched or wet
2. Ignitor electrode not connected to igni-
tor cable
3. Piezo ignitor nut is loose
4. Broken ignitor cable
5. Ignitor electrode broken
6. Bad piezo ignitor
7. Ignitor electrode positioned wrong
1. Gas supply turned off or manual shutoff
valve closed
2. Control knob not in PILOT position
3. Control knob not pressed in while in
PILOT position
4. Air in gas lines when installed
5. ODS/pilot is clogged
6. Gas regulator setting is not correct
1. Control knob not fully pressed in
2. Control knob not pressed in long enough
3. Manual shutoff valve not fully open
4. Thermocouple connection loose at con-
trol valve
5. Pilot flame not touching thermocouple,
which allows thermocouple to cool,
causing pilot flame to go out. This
problem could be caused by one or both
of the following:
A) Low gas pressure
B) Dirty or partially clogged ODS/pilot
6. Thermocouple damaged
7. Control valve damaged
8. On thermostat models, safety interlock
system has been triggered
REMEDY
1. Free ignitor cable if pinched by any
metal or tubing. Keep ignitor cable dry
2. Reconnect ignitor cable
3. Tighten nut holding piezo ignitor to
base panel of log set. Nut is located
behind base panel.
4. Replace ignitor cable
5. Replace ignitor
6. Replace piezo ignitor
7. Replace ignitor
1. Turn on gas supply or open manual
shutoff valve
2. Turn control knob to PILOT position
3. Press in control knob while in PILOT
position
4. Continue holding down control knob.
Repeat igniting operation until air is
removed
5. Clean ODS/pilot (see Cleaning and
Maintenance, page 20) or replace ODS/
pilot assembly
6. Replace gas regulator
1. Press in control knob fully
2. After ODS/pilot lights, keep control
knob pressed in 30 seconds
3. Fully open manual shutoff valve
4. Hand tighten until snug, then tighten
1/4 turn more
5. A) Contact local natural gas company
B) Clean ODS/pilot (see Cleaning and
Maintenance, page 20) or replace
ODS/pilot assembly
6. Replace thermocouple
7. Replace control valve
8. Wait one minute for safety interlock sys-
tem to reset. Repeat ignition operation
Note:
For additional help, visit DESA
International’s Technical Service web
site at www.desatech.com.
www.desatech.com