Maytag Amana ACVM97 Series Service Instructions Manual page 77

TROUBLESHOOTING
Diagnostic/
Symptoms of Abnormal
Status LED
Operation
• Furna ce fa i l s to opera te.
• Integra ted control modul e LED
di s pl a y provi des  error code.
• Furna ce fa i l s to opera te.
• Integra ted control modul e LED
di s pl a y provi des  error code.
• Furna ce opera tes a t reduced
performa nce.
• Ai rfl ow del i vered i s l es s tha n
expected.
• Integra ted control modul e LED
di s pl a y provi des  error
code.
• Furna ce fa i l s to opera te
• Integra ted Control Modul e LED
di s pl a y provi des  error code
Fault Description
Codes
• Integra ted control
modul e ha s l os t motor control l ea ds .
communi ca ti ons wi th

ci rcul a tor bl ower.
• Ci rcul a tor bl ower
motor hors epower i n furna ce.
s ha red da ta s et does
not ma tch ci rcul a tor i ntegra ted control modul e.

bl ower motor
hors epower.
• Ci rcul a tor bl ower
motor i s opera ti ng i n a
power, tempera ture, or
s peed l i mi ti ng
condi ti on.

• No power to ga s va l ve

Possible Causes
• Loos e wi ri ng connecti on a t ci rcul a tor
• Fa i l ed ci rcul a tor bl ower motor.
• Fa i l ed i ntegra ted control modul e.
• Incorrect ci rcul a tor bl ower motor i n
• Incorrect s ha red da ta s et i n
• Bl ocked fi l ters
• Res tri cti ve ductwork
• Unders i zed ductwork
• Hi gh a mbi ent tempera tures
Corrective Action(s)
• Ti ghten or correct wi ri ng connecti on.
• Check ci rcul a tor bl ower motor.
Repl a ce i f neces s a ry.
• Check i ntegra ted control modul e.
Repl a ce i f neces s a ry.
• Veri fy ci rcul a tor bl ower i f motor
hors epower i s the s a me s peci fi ed for
the s peci fi c furna ce model . Repl a ce i f
neces s a ry.
• Veri fy s ha red da ta s et i s correct for
the s peci fi c model . Re-popul a te da ta
us i ng the Cool Cl oudHVAC App i f
requi red.
• Check fi l ters for bl ocka ge. Cl ea n
fi l ters or remove obs tructi on.
• Check ductwork for bl ocka ge.
Remove obs tructi on. Veri fy a l l
regi s ters a re ful l y open.
• Veri fy ductwork i s a ppropri a tel y
s i zed for s ys tem. Res i ze/repl a ce
ductwork i f neces s a ry.
• See "Il l . Product Des cri pti on" a nd
"IV. Loca ti on Requi rements &
Cons i dera ti ons " furna ce i ns ta l l a ti on
requi rements .
• Veri fy vol ta ge to Ga s Va l ve
Notes & Cautions
• Turn Power OFF pri or to repa i r.
• Repl a ce ci rcul a tor motor wi th
correct repl a cement pa rt.
• Repl a ce i ntegra ted control
modul e wi th correct repl a cement
pa rt.
• Turn Power OFF pri or to
repa i r.
• Repl a ce motor wi th correct
repl a cement pa rt.
• Error code wi l l be cl ea red once
s ha red da ta a nd motor
hors epower ma tch.
• Turn Power OFF pri or to
repa i r.
• Turn Power OFF pri or to repa i r
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