FMI PFS DVF42NH-HA - Manual (Page 27)

www.fmiproducts.com 125078-01B 27
OBSERVED PROBLEM
Pilot will not stay lit
No gas to burner, although
safety shutoff switch and valve
are set to the ON position
Frequent pilot outage
Fireplace produces a clicking/
ticking noise just after burner
is lit or shut off
Slight smoke or odor during
initial operation
REMEDY
1. Check wiring connection.
Refer to wiring diagram
(see Wiring Diagram, page
29) and/or check ground
wire to ignition module
2. Clean and adjust pilot burn-
er and check gas supply
and inlet pressure to unit
Note: Have a qualified
technician replace pilot
assembly if broken or cor-
roded
1. Check electrical connec-
tions
1. Clean and adjust pilot flame
for maximum flame im-
pingement on thermopile
2. Have vent system inspect-
ed, including termination
cap. Remove any restriction
or obstruction
1. This is normal with most
fireplaces. If noise is ex-
cessive, contact qualified
service person
1. Problem will stop after a few
hours of operation
trOUbLeShOOting
Continued
pOSSIBLE CAUSE
1. Loose wiring on ignitor wire
to ignition module and/
or poor ground to ignition
module
2. Pilot flame too low to
sense
1. Safety shutoff switch wires
defective or too long
1. Pilot flame may be too low,
causing safety pilot to “drop
out”
2. Improper venting or exces-
sive blockage
1. Metal expanding while
heating or contracting while
cooling
1. Residues from manufac-
turing processes and logs
curing