G140
INSTRUMENTS/CONTROLS AIR CONDITIONER 1- A/C OPERATION The air conditioning control panel in the cab is on the right-hand side of the operator’s console.
B3 - AIR CIRCULATION SWITCH ON/OFF push-button for start/stop system operation for air recirculation or outside ventilation. B4 - AIR CONDITIONING SWITCH ON/OFF push-button for air conditioning compressor. To operate the air conditioning, air recirculation or heater systems, follow the sequence below: 1. Start the engine. This will energize the machine’s basic functions. 2. Turn the cab fan switch (1) to desired speed position (3).
A - IGNITION SWITCH
3. Select either heat B2, fresh air B3, or cool air B4.
B1 - CAB FAN SWITCH
2- A/C MAINTENANCE
It is a rotatory button switch, with four positions:
The air conditioning/heating system maintenance is limited to three items. A. Air filter in evaporator case.
0 - Off
B. Air compressor
1 - Low speed
C. Condenser
2 - Medium speed 3 - High speed 1
B2 - CAB HEATER SWITCH The machine is equipped with a system that utilizes heat taken from the engine coolant. This switch can be operated only if the engine coolant tap is open. The coolant flow through the cab heater motor is controled by a solenoid valve operated by the cab heater switch. ON/OFF push-button for start/stop heating system and front/rear windshield heater operation.
1. THE AIR FILTER IN EVAPORATOR BOX MUST BE CLEANED WHEN NEEDED OR EACH 250 HOURS.
Read the SAFETY RULES on the preceding pages for machine protection and the safety of employees
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