Aug 04
- 18 -
Form 44080000
TROUBLESHOOTING
Trouble Cause Solution
The Pilot won’t light
Not pushing piezo all the way until it
“clicks”
Review lighting instructions.
Problem with piezo not sparking
Use a match to light through the inspection
hole.
No Spark
Lead wire loose at piezo Igniter
Tighten connection
Lead wire loose at electrode
Tighten connection
Lead wire broken
Replace lead wire
Electrode gap to the pilot shield incorrect.
Adjust gap to 3mm (0.118”)
Piezo igniter is defective
Gas cylinder valve is closed
Turn cylinder valve in a clockwise direction
to open.
Knob not in PILOT position
Make sure knob is depressed and in the
correct position.
Spark but no pilot ignition
Knob not depressed enough when turning
from OFF to PILOT
Retry pressing knob all the way in.
Air in gas line
Purge air by holding control knob at PILOT
position for at least two minutes or until you
smell gas
Regulator not fully engaged on the
cylinder valve.
Hand tighten firmly and check ACME1
adapter for damage or leaks
Blocked pilot orifice
Inspect and clean pilot assembly.
Defective regulator
Replace regulator
Knob is not depressed long enough.
After pilot is lit, hold down for 30 secs
Dirt built up around the pilot orifice
Clean pilot orifice
Pilot goes out when knob is
released
High wind condition blowing out pilot
Put heater in more protected location. Do
not use heater in winds in excess of 10
MPH.
Pilot flame does not touch thermocouple
Replace pilot if gas pressure is OK.
Thermocouple connection at valve may be
loose.
Tighten connection firmly.
Thermocouple is damaged.
Replace thermocouple.
Gas Valve is damaged
Replace gas valve
Burner Does Not Light
Burner orifice clogged
Clean or replace orifice
Burner orifice not correct size
Replace with correct size
Pilot Stays Lit
Low inlet gas pressure
Turn OFF and replace cylinder
Control Knob is not in the ON position
Turn the knob fully counter clockwise to ON
Gas valve is defective
Replace gas valve
Improper burn pattern
Slight smoke or odor during
initial operation
Residues from manufacturing process
Residue will be completely burned off after
the first few minutes of operation
Gas pressure is low
Turn OFF and replace cylinder
Control knob is not set to ON
Turn the knob fully counter clockwise to ON
Flame is low or does not glow
evenly
Outdoor temperature is below 40°
Fahrenheit
Turn OFF the heater
(Normal glow starts
approximately 1” from the
bottom)
Heater is not on a level surface
Reposition heater on a hard and level
surface
High wind condition
Put heater in more protected location. Do
not use heater in winds in excess of 10
MPH.
Supply hose is kinked or restricted
Straighten hose
Carbon build up on emitter grid
or thick black smoke
Dirt or film on the emitter grid
Gently clean reflector or emitter clear spider
webs or debris
Blockage in burner
Remove burner, inspect and clean burner
throat and ports
