FULTON VMP Series, Инструкция по установке, эксплуатации и обслуживанию

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VMP-IOMM-2018-2
Fulton Ltd
Page 65
TROUBLESHOOTING - 6
6.2 TROUBLESHOOTING OIL BOILER
CONTINUED ON NEXT PAGE
Problem Cause Remedy
5. Poor combustion
1. Refractory bricks Check the bricks are not plugged with soot or broken into
pieces. Clean and replace as required.
2. Stainless steel ring Check to ensure the ring is present and fits securely
against the furnace wall.
3. Main air adjustment Check air adjustment. Open main air until fire brushes the
furnace wall.
4. Secondary air adjustment. Check main air adjustment to see if it has moved. Adjust
as necessary and tighten in position. Check CO
2
and O
2
level.
5. Draft Check draft is neutral. Consider installing a barometric
damper if the draft is too strong.
6. Dirty flue Check flue for Carbon build-up or blockage. Clean flue
passages with brush.
7. Negative room pressure Ensure no exhaust fans are running in the boiler room.
8. Oil nozzle Check for blocked nozzle, clean or replace as necessary.
9. Oil pump Check for blocked strainer or filter. Remove or clean.
Check for slipping or broken coupling. Tighten or replace.
Check for seized pump shaft. Replace.
6.
Burner back fires 1. Refractory bricks Check the bricks are not plugged with soot or broken into
pieces. Clean and replace as required.
2. Ignition electrodes Check electrodes for carbon build-up, clean if required.
Check settings adjust if required. Check for cracks in
porcelain, if found, replace.
3. UV detector Check for dirt on scanner, clean as required. Check for
proper location of detector.
4. Draft problem Check draft is neutral. Consider installing a barometric
damper if the draft is too strong.
5. Negative room pressure Ensure no exhaust fans are running in the boiler room.
6. Primary air adjustment Check air adjustment. Air may be blowing fire
away from flame detector.
7. Oil valve(s) Check for leaking oil valve(s) and replace.
8. Loss of oil prime Check all lines for possible air leak in intake line and
tighten. Check for possible restricted intake line. Replace.
9. Loose oil fittings Check all fittings and tighten.
10. Blocked oil filter Check and clean or replace.
11. Blocked screen in oil pump Check and clean or replace.
12. Blocked flue Check flue is not blocked, clean as required.
Check draft at flue.
13. Vacuum on pump Check for too high a vacuum on the pump.
Check oil lines and distance from tank to boiler.
Repair or replace as necessary.
14. Hole in suction line Check and replace as necessary.