Troubleshooting, 8 operator’s station – MacDon M100 SP Operators Manual User Manual
Page 181

TROUBLESHOOTING
* See your MacDon dealer
** Refer to Windrower Technical Manual
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179
Rev. C
SYMPTOM PROBLEM SOLUTION
SECTION
Air Conditioning Cools
Intermittently.
Compressor clutch slipping.
Contact MacDon dealer.
*
Unit icing up due to:
• Thermostat adjusted too low.
Adjust thermostat.
**
• Excessive moisture in system.
Contact MacDon dealer.
*
• Incorrect super-heat
adjustment in expansion valve.
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.
5.10.1.1
58.8 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.
7.12.1 &
7.12.2