Trane A801X040AM3SDA/B Installation, Operation And Maintenance Manual page 62

Upflow/downflow/horizontal left/right gas-fired, single stage induced draft furnaces with high efficiency motor
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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
DEFINITION: External Gas Valve
Circuit Error (24 volts is present
when it should not be present)
62
7.1 Fault Code
Turn Comfort
Control to "OFF"
posi on
Is 24 VAC nominal voltage present
between Red lead at gas valve
connec on to chassis ground?
NO
Replace IFC
Correct wiring
YES
Check opera on
A801X-SVX001-1C-EN

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