440 FUEL PUMP (CONT)
Muffler and exhaust hose may become dangerously hot. Do not touch
heater parts during or immediately after operation.
Serious injury may result from contact with rotating parts. Stand free
of moving parts and possible pinch points prior to startup and during
If pressure needs adjusting, remove cap (9) and
turn adjustment screw clockwise to increase and
counterclockwise to decrease pressure. Install cap.
Pull up on burner control
knob (5) and observe
through inspection port
(6) that combustor goes