Vertical Convection Heaters
www.lbwhite.com
Owner’s Manual • Workman & Norseman
26
PROBLEM
CAUSE
CURE
Troubleshooting
* Fill container.
* Open fuel supply valves.
* Close propane container valve. Wait 5 min-
utes and open container’s valve slowly.
* Push in button completely.
* Clean or replace ori
fi
ce.
* Remove hose from heater and blow out with
compressed air or replace if necessary.
* Push in safety control valve’s pilot button
(normally 15 -20 seconds is suf
fi
cient) on
control of gas valve to purge air from line
(usually necessary at time of installation).
NOTE: Heaters with push button
Piezo Igniter:
Make sure you
are pushing the Piezo igniter button
during this time to prevent gas
accumulation.
* Replace safety control valve.
* Refer to the igniter and electrode service
instruction section for problems associated
with these parts.
* See remedy for same cause in Problem #1
* Hold in control button for 30 seconds to allow
proper warm up.
* Tighten thermocouple at gas control. Make
sure it is securely pushed into its bracket.
Tighten
fi
nger tight and snug the contact nut
with an appropriate wrench.
* Replace the thermocouple
* See remedy for same in Problem #1
* Replace safety control valve.
* Set pressure according to pressure on
dataplate.
* Set pressure according to pressure on
dataplate
* Clean area with soft brush, dry cloth, or
compressed air.
* Open valves completely.
* Clean burner ori
fi
ce with compressed air or
replace.
* Consult propane gas supplier. Cylinder or
tank needs replacement or re
fi
ll. Regulator
needs adjustment. Check for use of proper
regulation and fuel gas.
* Position the valve to maximum
* Open the manual main burner valve
completely.
* Set spark gap to instructions.
* Replace electrode.
* Replace igniter
* Propane gas container is empty.
* Fuel supply valves closed.
* Excess
fl
ow valve in P.O.L.
fi
tting on propane
regulator is closed.
* Safety control button not fully pushed in.
* Burner or pilot ori
fi
ce is plugged.
* Restriction in gas hose.
* Air in gas line.
* Safety control valve is defective.
* Defective spark igniter or electrode.
* Restriction in gas hose.
* Insuf
fi
ent time allowed for thermocouple to
heat up.
* Loose thermocouple.
* Defective thermocouple.
* Ori
fi
ce is plugged
* Defective safety control valve.
* Improper gas pressure
* Fuel pressure set too high.
* Blockages in burner ori
fi
ce or at primary air
inlets of burner.
* Gas supply valves not fully open.
* Burner ori
fi
ce plugged.
* Low fuel supply pressure.
* WORKMAN 225 PLUS: Variable rate valve
not positioned to maximum
* NORSEMAN 200 OR NORSEMAN 250:
Main burner valve not fully open.
* Improper spark gap.
* Defective electrode or electrode lead.
* Defective push button igniter.
1. Burner or pilot will not light.
2. Burner or pilot lights but will
not stay lit when safety
control button is released.
3. Burner
fl
ame lifting off
burner.
4. Heater not delivering maxi-
mum heat output.
5. Electrode does not
provide spark
Содержание 320
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