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Error code reference
Ingersoll Rand Furnace Error Code E08
Flame current is low (less than 0.5 micro-amp DC) but still strong enough to allow operation.
SourceIngersoll Rand S9V2 Furnace - Service Facts: Gas-Fired Condensingp. 55, 59, 77
Diagnostic procedure
The full E08 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Once flame has been established, measure DC volts across flame sense pads (FP) on IFC; if less than 0.5 micro-amp, check flame sensor location, dirty sensor, dirty burners, poor grounding, wire connections.
SourceIngersoll Rand S9V2 Furnace - Service Facts: Gas-Fired Condensingp. 55, 59, 77
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented
1 manual in the MyPros+ library documents this code for Ingersoll Rand furnace.
Models covered by the manuals that document this code
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