TM 5-3895-354-14&P
Section D. BURNER
100. BURNER FAILS TO IGNITE
Probable Cause
Possible Remedy
Ignition electrodes improperly gapped
Adjust the ignition electrodes (Para. 58)
Ignition transformer defective
Replace a defective ignition transformer (Para. 54)
Carbon deposits on electrode tips
Clean off carbon deposits and adjust electrodes (Para.
58)
No fuel going to burner nozzles
Check fuel strainer, burner nozzle, and fuel supply;
check for plugged fuel lines
U.V. cell inoperative
Check for 12 V. D.C. reading on meter; replace
defective U.V. cell
101. BURNER FLAME FAILURE
Probable Cause
Possible Remedy
Defective burner oil valve
Replace a defective oil valve (Para. 61)
Fuel lines leaking air
Tighten all fittings and replace a leaking oil line
Program control on safety lockout
Reset program control (Fig. 46)
Loss of fuel pressure
Check fuel supply; check and tighten fittings in fuel line
U.V. scanner defective
Replace U.V. scanner (Fig. 53)
Burner nozzle defective or plugged
Clean a plugged nozzle; replace a defective nozzle (Fig.
42)
Out of fuel
Refill fuel supply tank if empty
Low fuel oil pressure
Adjust the fuel pump (Para. 64)
Coupling between fuel pump and motor, loose or broken
Replace a defective coupling (Fig. 48)
Fuel oil strainers clogged
Service or replace a defective fuel oil strainer (Fig. 51)
Fuel valves closed or partially closed
Open fuel valves (Para. 65)
118
