Part No. 5106463
47
SYMPTOM
POSSIBLE CAUSE
ACTION
13. Bad oil cut off
Bleed air from pump or replace pump
assembly
14. Dirt collecting on fan
Remove burner and clean
15. Combustion products leaking
Check all joints, replace suspect
seals
SYMPTOM
POSSIBLE CAUSE
ACTION
Other Problems
1. Boiler frequently tripping on
Replace limit stat
limit stat
2. Limit stat calibration too low
Check outlet temp of boiler and if
Boiler stat max temperature
necessary replace
too high
3. Lack of flow through boiler.
If possible try circulating pump on
higher setting (Statesman only)
4. Condensation from Chimney
Could take place in cold weather due
to high efficiency of boiler.
Check system complies with
Standard
5. Noisy Motor
Look for signs of oil leaking from
pump, motor and coupling
6. Pump pressure oscillating
Air in oil, Dirt in pump regulating
valve
Defective pump coupling
Faulty gauge
7. Faulty pump cut off:-
Defective Solenoid valve
oil in boiler
Air in fuel lines
A Burner Fault Finding Guide is incorporated within the
Burner Information Instructions.
Fault Finding