VENT-FREE PROPANE/LP HEATER
TROUBLESHOOTING
Note: All troubleshooting items are listed in order of operation.
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
_lb WARNING: Turn off and un-
plug heater and let cool before servicing. Only a qualified ser- vice person should service and repair heater.
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.Depleted gas supply
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.Manual shutoff valve not fully open
5.Thermocouple connection loose at con- trol valve
6.Pilot flame not touching thermocoupl¢, which allows thermocoupl¢ to cool, causing pilot flame to go out. This prob- lem could be caused by one or both of the following:
A)Low gas pressure
B)Dirty or partially clogged ODS/pilot
7.Thermocouple damaged
8.Control valve damaged
I
CAUTION: Never use a wire, I needle, or similar object to clean I ODS/pilot. This can damage ODS/ pilot unit.
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 re- moved
5.Contact local propane/LP gas company
6.Clean ODS/pilot (see Cleaning and Maintenance, page 15)orreplaceODS/ 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.Walt one minute for safety interlock sys- tern to reset. Repeat ignition operation
4.Fully open manual
5.Hand tighten until snug, then tighten 1/4 turn more
6.A) Contact local propane/LP gas com- pany
B)Clean ODS/pilot (see Cleaning and Maintenance, page 15) or replace ODS/ pilot assembly
7.Replace thermocouple
8.Replace control valve
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