215676
457
Revision A
Problem
Solution
Reference
Refrigerant low
Contact Dealer.
Contact Dealer
Clogged expansion valve
Contact Dealer.
Contact Dealer
Clogged receiver-drier
Contact Dealer.
Contact Dealer
Excessive moisture in system
Contact Dealer.
Contact Dealer
Air in system
Contact Dealer.
Contact Dealer
Blower motor sluggish in operation
Contact Dealer.
Contact Dealer
Symptom: Air conditioning system too noisy
Defective winding or improper connection in
compressor clutch coil or relay
Contact Dealer.
Contact Dealer
Excessive charge in system
Contact Dealer.
Contact Dealer
Low charge in system
Contact Dealer.
Contact Dealer
Excessive moisture in system
Contact Dealer.
Contact Dealer
Loose or excessively worn drive belt
Tighten or replace as required.
Tensioning Air
Conditioner Compressor
Belt, page 383
and
Replacing Air Conditioner
Compressor Belt, page
383
Noisy clutch
Remove clutch for service or
replacement as required.
Contact Dealer
Noisy compressor
Check mountings and repair.
Remove compressor for service or
replacement.
Contact Dealer
Compressor oil level low
Add SP-15 PAG refrigerant oil.
Contact Dealer
Blower fan noisy due to excessive wear
Remove blower motor for service
or replacement as necessary.
Contact Dealer
Symptom: Windows fog up
High humidity
Run A/C to dehumidify air and
heater to control temperature.
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