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PROBLEMS
CAUSES
REMEDIES
1. Pilot will not light.
* Fuel supply valves closed.
* Open fuel supply valves.
* Pilot button not fully depressed.
* Depress pilot button completely.
* Pilot orifice is plugged.
* Clean or replace pilot orifice.
* Inlet screen at pilot orifice is
* Clean or replace screen.
plugged.
* Restriction in gas hose or
* Remove hose or pilot line from heater and blow
pilot line.
out with compressed air or replace if necessary.
* Air in gas line.
* Depress pilot button (normally 30 seconds is
sufficient) on pilot valve to purge air from
line (usually necessary at time of installation).
* Defective pilot safety control valve.
* Replace pilot safety control valve.
* No spark at electrode.
* Refer to igniter and electrode service instruction section
for problems associated with these parts.
2. The pilot lights, but will not
* Restriction in gas hose or pilot line.
* See remedy for same cause in Problem #1.
stay lit when pilot button
is released.
* Insufficient time allowed for pilot
* Hold in pilot button for 30 seconds to allow proper
light to heat up thermocouple.
warm up.
* Loose thermocouple.
* Tighten thermocouple at gas control and make sure
it is securely pushed into pilot bracket. Tighten
finger tight and snug the contact nut with an
appropriate wrench.
* Defective thermocouple.
* Replace thermocouple.
* Pilot orifice is plugged.
* See remedy for same in Problem #1.
* Defective pilot safety control valve.
* Replace pilot safety control valve.
* Improper gas pressure.
* Set pressure according to pressure on dataplate.
3. Pilot lights, but not the
* If using LP gas, container is low or empty. * Refill or replace container.
main burner.
* Safety control valve not positioned to ON.. * Position the control to ON.
* Burner orifice plugged.
* Clean the burner orifice.
4. Heater not delivering
* Gas supply valves not fully open.
* Open valves completely.
maximum heat output.
* Burner orifice plugged.
* Clean burner orifice with compressed air or replace.
5. Pilot stays lit but main burner * Improperly sized LP gas supply
* Resize to larger LP gas supply
goes out.
Troubleshooting Information
16
Содержание CR125AZPA220206
Страница 18: ...18 Parts Identification Parts Schematic...
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Страница 40: ...19 Sch ma des pi ces composantes Identification des pi ces composantes...