Troubleshooting - FULTON PulseHW Series Installation, Operation And Maintenance Manual

4. Troubleshooting

a) This troubleshooting guide will assist in the diagnosis and correction of minor field
problems. It should be used in conjunction with the unit wiring diagram. In any case
requiring additional assistance, the Fulton Service Department should be contacted.
Problem
Starting or Purge Failure
Cause
Power Supply
On/Off Switch
Bad Air Switch
Bad Fan
Flame Rod
Main Control
Plugged Air Inlet
Fulton Heating Solutions, Inc. -- PHW Manual -- 2010-0713
Page 75
Check
Check fuse or circuit breaker.
Reset or replace, as necessary.
For all models check to see if
on/off switch is illuminated.
Try adjusting sensitivity of switch
or replace.
Check fan for operation. Replace
if necessary.
Check for carbon buildup, cracks
in porcelain.
Check for bad ground, or bad
control. Replace control.
Check for blockage of air inlet line
and remove.