Fulton Classic ICX or FB-F Vertical Tubeless Boilers (Steam) Oil Fired - Manual (Page 48)

Maintenance
38-O 4/00
Problem Cause Remedy
Boiler is Surging (cont.) 4. Too much compound in Dump return tank and flush system. Have water tested by
system (water treatment) water treatment company.
5. Too much water Have water tested by water treatment
softener (high PH) company.
6. Too much of a load Check total equipment horsepower required against
horsepower of boiler being used. Decrease amount of
equipment being used at one time.
7. Boiler new (not Clean per instructions in instruction manual.
cleaned)
Boiler Rumbles and 1. Draft problem Check draft with a gauge. Draft should be a -.02” to -.04”
Pulsates (-0.508 to -1.016 mm) W.C. with burner off or -.04” to -.06”
(-1.016 to -1.524 mm) W.C. when operating. May need to
install a barometric damper.
2. Too much primary air (See primary air adjustment)
3. Air or water in the oil Check tank and lines for water or leaks.
Boiler pushing water 1. Steam Traps Check traps. Clean or replace as necessary.
with the steam
2. Too much boiler Dump return tank and flush system. Have
compound water tested by water treatment company.
Pump will not cut off 1. Dirty Probes Clean or replace as necessary.
2. Relay failed Make sure relay is plugged in tightly. If so,
replace water level relay.
3. Ground Connection Check for tightness and clean.
Pump runs but does not 1. Vapor locking of Pump. Allow system to cool down, check steam traps
put water into boiler and check to be sure return lines are not insulated. Check
return tank temp. If it is above 180 deg. F (82 deg. C)
vapor locking of pump will occur. Inspect check valves.
Clean and replace as needed. Replace pump with
multistage centrifugal good for 250 degrees F (121 deg. C).
2. Impeller adjustment Check for impeller wear and adjust per component
information in instruction manual.
3. Plugged Feed Water Check and clean or replace as necessary.
Nipple