MacDon M105 Operator's Manual page 348

Defective winding or improper
connection in compressor
clutch coil or relay.
Excessive charge in system.
Low charge in system.
Excessive moisture in system.
Loose or excessively worn
drive belt.
Air conditioning
system too noisy
Noisy clutch.
Noisy compressor.
Compressor oil level low.
Blower fan noisy due to
excessive wear.
169890
TROUBLESHOOTING
Contact Dealer.
Tighten or replace as required.
Remove clutch for service or
replacement as required.
Check mountings and repair.
Remove compressor for service or
replacement.
Add SP-15 PAG refrigerant oil.
Remove blower motor for service or
replacement as necessary.
334
Contact Dealer.
Tensioning Air
Conditioner (A/C)
Compressor Belt,
or
page 257
Replacing Air
Conditioner A/C
Compressor Belt,
page 257
Contact Dealer.
Revision A