cuiheat.com
126345-01D
22
TROUBLESHOOTING
WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service
and repair heater.
CAUTION: Never use a wire, needle or similar object to clean ODS/pilot. This can damage ODS/pilot unit.
NOTE: All troubleshooting items are listed in order of operation.
POSSIBLE CAUSE
1. Igniter electrode not connected to Igniter
cable
2. Igniter cable pinched or wet
3. Piezo Igniter nut is loose
4. Broken Igniter cable
5. Bad piezo Igniter
6. Igniter electrode positioned wrong
7. Igniter electrode broken
1. Gas supply turned off or equipment
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. Depleted gas supply (propane/LP only)
6. ODS/pilot is clogged
7. Gas regulator setting is not correct
1. Control knob not fully pressed in
2. Control knob not pressed in long enough
3. Safety interlock system has been trig-
gered
4. Equipment shutoff valve not fully open
5. Pilot flame not touching thermocouple,
which allows thermocouple to cool, caus-
ing 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 connection loose at con-
trol valve
7. Thermocouple damaged
8. Control valve damaged
REMEDY
1. Reconnect Igniter cable
2. Free Igniter cable if pinched by any metal
or tubing. Keep Igniter cable dry
3. Tighten nut holding piezo Igniter to base
panel of log set. Nut is located behind
base panel
4. Replace Igniter cable
5. Replace piezo Igniter
6. Replace pilot assembly
7. Replace pilot assembly
1. Turn on gas supply or open equipment
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. Contact local propane/LP gas company
6. Clean ODS/pilot (see Cleaning and Main-
tenance, Page 20) or replace ODS/pilot
assembly
7. Replace gas regulator
1. Press in control knob fully
2. After ODS/pilot lights, keep control knob
pressed in 30 seconds
3. Wait one minute for safety interlock sys-
tem to reset. Repeat ignition operation
4. Fully open equipment shutoff valve
5.
A) Contact local natural or propane/LP
gas company
B) Clean ODS/pilot (see Cleaning and
Maintenance, Page 20) or replace ODS/
pilot assembly
6. Hand tighten until snug, then tighten 1/4
turn more
7. Replace pilot assembly
8. Replace control valve
OBSERVED PROBLEM
When Igniter button is pressed, there is no
spark at ODS/pilot
When Igniter button is pressed, there is
spark at ODS/pilot but no ignition
ODS/pilot lights but flame goes out when
control knob is released
