Komatsu PC1250-7 PC1250SP-7 Hydraulic Excavator Operation & Maintenance Manual – PDF DOWNLOAD

Page 99

. DETAILED CONTROLS AND GAUGES

OPERATION

Defroster Selector Lever This switch (9) is used in cold or rainy weather to remove the mist that forms on the front glass. Selector lever forward: To defroster (open) Selector lever back: Closed The defroster can be used when the vent selector switch is set to face or face and foot.

Method of Operation The air conditioner can be operated automatically or manually. Select the method of operation as desired.

Automatic Operation 1. Turn auto switch (5) ON. The lamp above switch (5) lights up. The set temperature (a) and air flow (b) are displayed on the monitor.

2. Use temperature set switch (3) to set to the desired temperature. The air flow, combination of vents, and selection of fresh or recirculated air is automatically selected according to the set temperature, and the air conditioner is operated automatically to provide the set temperature.

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