Broaster 1600 Service Manual page 124

1800GH Troubleshooting Flow Chart Sheet 2
1
Is Proper input
2
pressure
Yes
applied?*
No
Install
regulator and
adjust for
proper gas
pressure.
Does oil
pump? Yes
No
Is suction
present at filter
Yes
line?
No
Blockage in
filter lines or
Yes
check valve?
No
Replace pump
*Proper input gas pressure is below 7"WC for Natural Gas and below 14"WC for LP
Does main
burner
flame Yes
ignite?
No
Does ignitor
stop
Replace gas
glowing
valve
Yes
once pilot is
lit?
No
Replace
ignitor,
problem
solved?
No
Replace
gas valve
Is pilot tube
Replace gas
and orifice
Yes valve
clear?
No
Clear and
try again.
Does pressure
build properly?
No
Check
Does steam
o-ring and
escape from
filter pan
stack?
assembly.
No
Remove
Does steam
blockage or
escape around
replace
cover?
valve.
No
Check for enough product
and high enough
temperature.
broaster.com Manual #14680 3/99 Rev 5/14
Does filter
Motor work? Yes
No
Is motor
humming?
Yes
No
Is thermal
overload
Yes
tripped?
No
Check switch
& wiring
connections.
Replace motor
if necessary.
No Problem
Yes
Rebuild
Yes pressure valve
Replace cover
Yes o-ring
11-11
Can you use
slot in back of
motor to get it
Yes
started?
No
Separate
pump from
motor. Still
humming?
Yes
No
Remove face-
plate from
pump and
clean parts.