Komatsu PC220LC -8 Operation & Maintenance Manual page 150

OPERATION
Stopping Automatic Operation
Press OFF switch (1). Operation stops.
Manual Operation
1. Press fan switch (2) and adjust the air flow. When doing this,
check that temperature setting (a) and air flow (b) are displayed
on monitor (7).
2. Turn air conditioner switch (8) ON.
DETAILED CONTROLS AND GAUGES
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