Trane S9V2B040U3PSBC/D Installation, Operation And Maintenance Manual page 114

Upflow/horizontal and dedicated downflow gas-fired, direct/non-direct vent, 2-stage condensing variable speed furnaces
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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
D
:
Ground Fault - Incoming or chassis
ground connec on is not sensed
Correct earth ground.
Check opera on
Furnace must be on a
dedicated circuit.
114
06 Fault Code
Faulty Ground
Connect volt meter
to black incoming
and chassis ground
Disconnect incoming
Does meter read
electrical power to
NO
furnace
Disconnect incoming
electrical power to
Check / correct all ground
connec ons within furnace for
con nuity. Furnace must be on a
dedicated circuit.
at burner box
~120 vac?
YES
furnace
Check opera on
S9V2-SVX001-1A-EN

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