Trane S9V2B040U3VSAE Installation, Operation And Maintenance Manual page 107
Upflow/horizontal and dedicated downflow gas-fired, direct/non-direct vent, 2-stage condensing variable speed furnaces with variable speed draft inducer, upflow, convertible to horizontal right or horizontal left/downflow only
Table of Contents
Advertisement
DEFINITION: External Gas Valve
Circuit Error (24 volts is present
when it should not be present)
DEFINITION:
Internal control board error
Redundant HLO relay closed
when it should not be
S9V2-VS-SVX001-1B-EN
7.1 Fault Code
Remove any hea ng
call
Is 24 VAC nominal voltage present
between Red lead at gas valve
connec on to chassis ground?
NO
Replace IFC
7.2 Fault Code
Replace IFC
T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g
Correct wiring
YES
Check opera on
107
Hide quick links:
Advertisement
Table of Contents
