MacDon M1170NT5, Operator'S Manual

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Revision A
4. Adjust the tension on the air conditioning (A/C) compressor belt. For instructions, refer to 5.6.4 Tensioning Air
Conditioner Compressor Belts, page 264 .
5. Distribute A/C refrigerant by cycling the A/C switch. For instructions, refer to Air Conditioning Compressor Coolant
Cycling, page 115 .
6. Check the entire A/C system for leakage.
7. Perform the annual maintenance procedure. For instructions, refer to 5.2 Windrower Break-In Inspections and
Maintenance Schedule, page 235 .
Air Conditioning Compressor Coolant Cycling
Air conditioners use coolant in the system to remove the heat from inside the cab.
IMPORTANT:
Perform the following steps whenever the machine is first started after storage for more than one week:
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A
B
C D
E
F
Figure 4.6: Climate Control
A - Blower Toggle Button B - Outside Air Button
C - Recirculating Air Button D - Windshield Defog/Defrost
E - Air Conditioning Button F - Temperature Control
1. Press the reduce (
–
) BLOWER SPEED switch (A) repeatedly
until the lowest fan setting is reached.
2. Press the red area on TEMPERATURE CONTROL switch (F)
repeatedly until maximum heating is reached.
3. Press A/C control (E) to OFF.
4. Start the engine.
5. Operate the windrower at low idle until the engine is warm.
OPERATION