Trane S9V2B060U3VSAD User Manual

S9V2-VS-SVX001-1B-EN
103
DEFINITION:
Flame is sensed when it
should not be.
Is there a drip leg installed
on inlet gas piping per
installaon instrucons?
Using a back-up wrench,
install new gas valve
Check operaon
Inspect gas supply
for leaks and have
gas supplier check
gas quality
Are there signs of
moisture or debris in the
inlet gas screen?
YES
Install drip leg per
Naonal Fuel Gas
Code and
Installaon
Instrucons
YES
NO
Disconnect power to
unit
Turn off gas supply!
Remove gas valve
05 Fault Code
Is flame current
present? See
illustraon
YES
Is flame seen
with no call for
heat?
YES
Replace IFCNO
NO
Possible Causes:
Flame sense wire shorted to ground
Flame sensor is grounded
NO
To measure flame current, use a VOM set to
DC micro-amps. Connect voltmeter leads in
series with flame sensor circuit, see
illustraon
TTrroouubblleesshhoooottiinngg

Trane S9V2B060U3VSAD Specifications

General

Brand	Trane
Model	S9V2B060U3VSAD
Category	Furnace
Language	English