MacDon 9200 - Trouble Shooting

TROUBLE SHOOTING
SY MP TOM PROBLEM SOLUTION
REF.
Air conditioning not Clogged expansion
Recover system
•
producing sufficient valve . refrigerant and replace
cooling (continued). valve . Then , evacuate
and charge system.
Clogged receiver-drier.
Recover system
•
refrigerant and replace
rece iver-drier. Then
evacuate
and charge
system.
Excessive mo ist ure in
Recover system
•
system . refrigerant and r ep lace
rece ive r -<irier. T hen
evacuate and charge
system.
Air
in system. Recover refrigerant,
•
evacuate and charge
system .
Thermostat defective or Replace thermostat.
•
improperly adjusted.
Blower motor sluggish Remove motor for
•
in operation. service/replacement.
Air conditioning sys tem Defective wi nding or Repair or rep l ace as
•
too noisy. improper connection in neces sary.
compressor clutch coil
or relay .
Loose or excessively Tighten or replace as 59
worn drive belt.
required .
No isy clutch.
Remove cl u tch for
•
service or replacement
as required .
Noisy compressor. Check mountings and
•
repair. Remove com·
pressor fo r service or
rep lacement.
Compressor
oil level Add SP·20 PAG refrig-
•
low . erant oil.
Blower fan noisy due to Remove blower motor
•
excessive wear. for service or replace-
ment as necessary.
Ex cessive charge in Discharge excess
•
system. refrigerant until
pressure drops within
specs . (Always recover
discharged refrigerant.)
l
ow charge in system. Check system for
•
See your Windrower leaks, charge system.
dealer.
116