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SECTION 12: TROUBLESHOOTING
55
Repair/correct wiring.
Yes
No
Repair/correct wiring.Repair/correct wiring.
TROUBLESHOOT ENDS
If the problem persists,
contact your
ROBERTS GORDON
®
Independent Distributor.
Replace flame sensor.
Is the flame sensor dirty?
Repair/Replace.
After igniter warm-up
period, does the valve
click?
Does the burner light?
Does the burner
stay on?
Does burner run until the
call for heat ends?
Were the gas lines
purged of air?
* Check inlet gas cock
* Contact gas company
* Adjust the regulator
Is the continuity
of the ground wire OK?
Repair/correct wiring.
Check the continuity
of the ground wire.
Check the thermostat.
Purge gas line.
Check outlet gas
pressure during
ignition period. Is the
natural gas pressure
3.5 in wc ? (LP pressure
10.5" wc?)
Adjust to proper
pressure.
See Section 12.3.
Are L1 and L2
reversed?
Check for proper orifice.
Check for proper air plate.
Is the wiring at the
SmartValve
®
II OK?
Are the wires to
and from the
SmartValve
®
II OK?
Replace
SmartValve
®
II.
Is the insulation
on the flame sensor
lead OK?
Replace wires.
Is the flame sensor
positioned properly?
Clean flame sensor.
SmartValve
®
II ignition
system control switch must
be in the on position. Check
inlet gas pressure during
ignition period. Is the
natural gas pressure at
least 4.6 in wc?
5.0 in wc for model HE-175
(LP pressure 11" wc?)
Yes
No
Yes
Yes
No
Yes
No
No
Yes
Yes
No No
Yes
No
Yes
No
Yes
No
Yes
Yes
No
No
Yes
Yes
No
No
Yes
Or
Contact
Roberts-Gordon LLC
at www.rg-inc.com