PROBLEM
PROBABLE CAUSE
SOLUTION
TROUBLE SHOOTING GUIDES
Gas Furnace by Reznor
(Spark Ignition System)
ground
(Venter Operation on RPV e. Spark electrode shorted
e. Replace pilot if ceramic spark electrode is cracked
Models)
to ground
or grounded
f. Drafts affecting pilot
f. Make sure panels are in place and tightly secured
to prevent improper or unusual drafts at pilot
g. G60 control box not
g. Make certain G60 is grounded to furnace chassis
grounded
h. Faulty G60
h. If 24V is available to G60 controller and all other
causes have been eliminated, replace G60
8. Optional lockout device
8 Reset lockout by interrupting control circuit at
interrupting control circuit
thermostat
by above causes
9. Faulty combustion air
9 Replace combustion air proving switch
proving switch
Pilot Lights, Main Valve
1. Manual valve not open.
1 Open manual valve
Will Not Open
2. Main valve not operating
2
(Spark Ignition System)
a. Defective valve
a. Replace if 24V is measured at valve connection
and valve remains closed
b. Loose wire connection
b. Check and tighten all wiring connection
3. G60 does not power main
3
valve
a. Loose wire connection
a. Check and tighten all wiring connection
b. Flame sensor grounded
b. Be certain flame sensor lead is not grounded or
(Pilot lights - spark
insulation or ceramic is not cracked. Replace as
continues)
required.
c. Gas pressure incorrect
c. Set supply pressure at 5" to 8" for natural gas - 11"
for propane
d. Cracked ceramic at
d. Replace sensor
sensor
e. Faulty G60
e. If all checks indicate no other cause replace G60
DO NOT ATTEMPT TO REPAIR G60 THERE ARE
NO FIELD REPLACEMENT COMPONENTS
CONTAINED IN THIS DEVICE.
No Heat
1. Dirty Filters
1 Clean or replace filters
