YitaHome CZWRL-V3, Assembly Instructions Manual

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PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION
ASSEMBLY INSTRUCTIONS
21
TROUBLESHOOTING AND REPAIR
Cylinder valve is closed Open valve
Blockage in orifice or pilot tube Clean or replace orifice or pilot tube
Low gas pressure with cylinder
valve fully open
Turn cylinder valve OFF and replace
cylinder
Igniter fails Use match to light pilot; obtain new
igniter and replace
Air in gas line
Heater operates at
reduced efficiency
below 40ºF (5ºC)
Dirt accumulation around pilot Clean dirt from around pilot
Connection between gas valve
and pilot assembly is loose
Tighten connection and perform
leak check
Thermocouple is not operating
correctly
Replace thermocouple
Pilot won ’ t stay lit
Pilot won ’ t light
Propane cylinder is frosted over Wait until the propane cylinder
warms up and becomes unfrosted
Blockage in orifice Clear blockage
Control knob is not in ON position Turn control knob to ON
Burner won ’ t light
Gas pressure is low Turn cylinder valve OFF and replace
cylinder
Outdoor temperature is less than
40ºF and tank is less than 1/4 full
Use a full cylinder
Control knob fully ON Check burner and orifices for
blockage
Burner flame is low
Dirt or film on reflector and burner
screen
Clean reflector and burner screen
Carbon build-up
Blockage in burner
Remove blockage and clean the inside
and outside of burner
Thick , black smoke
Open gas line and bleed it
(pressing in control knob) for not more
than 1-2 minutes or until you smell gas