7 - 10
TROUBLESHOOTING
TROUBLE cAUSE AcTION
Motor
Theblowerspeedistoosloworthereis
nospeedatall
Normal motor
Abnormal motor
Air leak
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Cloggedairinlet
Defectiveblowerspeedcontroldial
Defectivemotor
Open wiring
Leakagefromduct
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Remove
Replace the switch
Replace
Check
thewiringandfuse
Checkandtighten
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Theblowerspeedcannotbeadjusted
Normal motor
Abnormal motor
Itproducesabnormalnoise
Regular noise
Irregular rattling noise
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Defectiveblowerspeedcontroldial
Defectivemotor
Interference with pulley
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Replace the switch
Replace
Adjust
thecompressor'sdirection
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Compressor clutch
It won't operate
Itisoperatedatsomepoint
Itisoperatedwhenpushingitwith
hands
There
isnowiringdefect
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Defectivewiring
Excessiveclutchclearance
Lowvoltage
Internal failure
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Check the wiring
Adjust
Check
the battery
Replace
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It slips
Slipping when rotating
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Lowvoltage
Oilonclutchdisc
Internal failure
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Check the battery
Clean
Replace
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