Master Lock BH150CE owner manual TROUBLE- Shooting, Possible Cause

TROUBLE- SHOOTING

WARNING

Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur.

OBSERVED FAULT

Heater ignites, but flame-out control shuts off heater after a short period of time.

POSSIBLE CAUSE

Wrong pump pressure

Dirty air output, air intake, and lint filters

Dirty fuel filter

Dirt in nozzle

Dirty photocell lens

Bad flame-out control

REMEDY

See Pump Pressure

Adjustment, page 12.

See Air Output, Air Intake and Lint Filters, page 11.

See Fuel Filter, page 10. See Nozzle, page 12. Clean photocell lens. Replace flame-out control.

Heater will not ignite, but motor runs for a short period of time.

Wrong pump pressure	See Pump Pressure
	Adjustment, page 12.
Carbon deposits on spark	See Spark Plug, page 11.
plug and/or improper gap
Dirty fuel filter	See Fuel Filter, page 10.
Dirt in nozzle	See Nozzle, page 12.
Water in fuel tank	Drain and flush fuel tank
	with clean kerosene. See
	Storage, page 8.
WARNING: High voltage!
Electronic ignitor not	Make sure electronic
grounded (earthed)	ignitor mounting is tight.
Bad electronic ignitor	Replace electronic
	ignitor.

Motor does not start	Flame-out control not reset	Reset flame-out control
when heater is		button, see Figure 4,
plugged in, fan		page 7.
rotates slowly or	Binding pump rotor	If fan is hard to turn, see
does not turn.
		Pump Rotor, page 13.

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