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Error code reference
Trane Furnace Error Code ERR 22
Soft lockout due to flame lost or ignition retries (10 recycles or 3 ignition attempts within a single call for heat results in 1 hour lockout).
SourceTrane UHM/DHM Series Furnaces - Service Manual: Specificationsp. 34
Where this code is documented
1 manual in the MyPros+ library documents this code for Trane furnace.
Models covered by the manuals that document this code
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