MacDon M150 SP - Manual (Page 222)

TROUBLESHOOTING
* See your MacDon Dealer
** Refer to Windrower Technical Manual
Form 169017 / 169087 / 169095
220
Revision C
SYMPTOM PROBLEM SOLUTION SECTION
Air Conditioning Cools
Intermittently.
Compressor clutch slipping. Contact MacDon Dealer. *
Unit icing up due to:
Adjust thermostat. **
• Thermostat adjusted too low.
• Excessive moisture in system.
• Incorrect super-heat adjustment
in expansion valve.
Contact MacDon Dealer. *
Thermostat defective.
Defective blower switch or blower
motor.
Partially open, improper ground or
loose connection in compressor clutch
coil.
Windows Fog Up. High humidity.
Run A/C to dehumidify air
and heater to control
temperature.
5.10.3
8.8 OPERATOR’S STATION
SYMPTOM PROBLEM SOLUTION SECTION
Rough Ride.
Seat suspension not adjusted for
Operator’s weight.
Adjust seat suspension. 5.3
High air pressure in tires. Deflate to proper pressure.
7.13.1 &
7.13.2