Rheem RTGH-RH11DV - Chapter 4: Troubleshooting - Fan Speed Issues; Er:41 Excess Fan Speed

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Errorcode Meaning Condition
ExcessFanSpeeddetected
(Manualrestore)
Whenfanspeedexceedsnormal
valuesduringcombustion,error
code41willappear.
Failureevent
ThecircuitboardhasFanSpeeddata.Beforeignition,comparewithstandardFanSpeedbeforeignition
anderrorappearswhenexceedingstandardrange,stopalloftheoutputsexceptpost-purge.
Checkpoint
①CheckAPSandcircuitboardconnection.
②Verifythatthecondensatetrapanddrainpipearefreeof
obstructions.
③Checktheexhaustandintakepipesforblockage.
④Toresetthiserrorcode,thepowerneedstobedisconnected
andthenreconnected.
Chapter4Troubleshooting