TROUBLESHOOTING
Troubleshooting & Warranty
Please don't try to modify appliance by yourself. Contact your supplier or distributor to solve any issues not
listed above.
In this particular heater,carbon will build up on the bottom of r
eflector
shield.
This will need to be cleaned
periodically after periods of extended use.
This is normal based on the way th
e fla
me hits the screen
in combustion.
PROBLEM
PROBABLE CAUSE
CORRECTIVE ACTION
Pilot will not light
Note: heater operates at reduced
efficie
ncy below 40º (5ºC)
Gas valve may be OFF
Turn the gas valve ON
Tank fuel empty
Refill
LPG tank
Opening blocked
Clean or replace opening
Air in supply system
Purge air from lines
Pilot will not stay on
Debris around pilot
Clean dirty area
Loose connections
Tighten connections
Thermocouple bad
Replace thermocouple
Gas leak in line
Check connections
Lack of fuel pressure
Tank near empty.
Refill
LPG tank.
Burner will not light
Pressure is low
Tank near empty.
Refill
LPG tank.
Opening blocked
Remove and clean
Control not ON
Turn valve to ON
Thermocouple bad
Replace thermocouple
Pilot light assembly bent
Place pilot properly
Not in correct location
Position properly and retry
Burner
fla
me is low
Gas pressure is low
Turn cylinder valve OFF and
replace cylinder
Outdoor temperature is less than
40ºF and tank is less thatn 1/4 full
Use a full cylinder
Control knob fully ON
Check burner and or
ifices fo
r
blockage
Carbon build-up
Thick black smoke
Dirt or
fil
m on r
eflector
and burner
screen
Clean r
eflector a
nd burner screen
Blockage in burner
Remove blockage and clean burner
inside and outside
Summary of Contents for OH-M744B
Page 18: ...5016039 ...