Qlima PGU 2013, Operating Manual

Page: 43 / 88

43
TROUBLESHOOTING
Review these tips first and you may not need to call for service.
Problem Probable cause Solution
Pilot will not light
Gas valve may be OFF Turn the gas valve ON.
Tank fuel empty Refill gas tank.
Pilot injector blocked Clean or replace pilot injec-
tor.
Air in supply system Purge air from lines by pres-
sing the control knob until
you smell gas.
Loose connections Check all fittings.
Low gas pressure Replace cylinder with a new
cylinder.
Pilot will not stay on
Lack of fuel pressure Keep the variable knob
depressed for 10-20 seconds
or more after the pilot light
ignited.
Tank near empty. Refill gas
tank.
Debris around pilot Clean dirty area.
Loose connections Tighten connections.
Thermocouple bad Replace thermocouple.
Gas Ieak in Iine Check connections.
Burner will not light
Pressure is low Tank near empty.Refill gas
tank.
Opening blocked Remove and clean.
ControI is not 0N Turn valve to ON.
Thermocouple bad Replace thermocouple.
Pilot light assembly
bent Place pilot properly.
Not in correct location Position properly and retry.
Burner flame is low
Supply hose is bent or
twisted Straighten hose and per-
form leak teston hose.
Blockage in burner
injector Clean or replace burner
injector.
Burner flame goes
off immediately
after ignition Low gas pressure Let the pilot flame stay lit
for 10 minutes before set-
ting variable knob to LO.
Emitter glows une-
ven
Blockage in burner
injector Clean or replace burner
injector
Base is not on a leveI
surface Place heater on a IeveI
surface
Low gas pressure Replace cylinder with a new
cylinder.
Thick black smoke Blockage in burner Turn off the heater and Iet
it cool.
Remove blockage and clear
burnerinside and outside.
Carbon bulld-up Dirt or film on reflec-
tor and flame screen Clean reflector and flame
screen.
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