13
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
CORRECTIVE ACTION
Pilot won’t light
Pilot won’t stay lit
Burner won’t light
Burner flame is low
Carbon build-up
Thick black smoke
Cylinder valve is closed
Open valve
Blockage in orifice or pilot tube
Air in gas line
Low gas pressure with cylinder valve
fully open
Igniter fails
Gas pressure is low
Blockage in orifice
Control knob is not in ON position
Propane cylinder is frosted over
Control knob fully ON
Dirt or film on reflector and burner screen
Blockage in burner
Remove blockage and clean burner
inside and outside
Check burner and orifices for
blockage
Clean reflector and burner screen
Outdoor temperature is less than 40ºF and
tank is less than 1/4 full
Wait until the propane cylinder warms
up and becomes unfrosted
Use a full cylinder
Turn control knob to ON
Dirt built up around pilot
Connection between gas valve and pilot
assembly is loose
Thermocouple is not operating correctly
Clean or replace orifice or
pilot tube
Open gas line and bleed it
(pressing control knob in) for not
more than 1 - 2 minutes or until
you smell gas
Turn cylinder valve OFF and replace
cylinder
Use match to light pilot; obtain new
igniter and replace
Clean dirt from around pilot
Tighten connection and perform
leak check
Replace thermocouple
Turn cylinder valve OFF and
replace cylinder
Clear blockage
Note: Heater operates
at reduced efficiency
below 40ºF (5ºC)
