6
-31MAINTENANCE
1. Operate air conditioner at;
- Engine rpm : approx 1500 rpm
-
Temperature control lever : at Max A/C
- Blower control switch : high
- Air conditioner switch : ON
2. Open hood and check the receiver
window.
A. Normal : air bubbles sometimes pass.
B. Shortage : air bubbles pass
continually.
C. Overage : no air bubble passes.
CHECKING REFRIGERANT
Park tractor on a flat place and put
the block on the wheel.
Put forward/backward lever, Main
shift lever and PTO lever in neutral.
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CAUTION
S43O645A