OPERATOR'S CONTROLS AND INDICATORS
This work package shows location and describes use of controls and indicators used to operate the HET Tractor A/C
system. Operator/crew must become thoroughly familiar with contents of this work package, before attempting to operate the
HET Tractor A/C system.
Know the location and proper use of every control and indicator before operating the HET Tractor A/C system.
A/C Control Switch. Four-position switch used to turn the A/C system ON and OFF, and control the A/C blower speed.
When switch is in the fully counter-clockwise position, the A/C system is turned OFF. As the switch is rotated clock-
wise, the A/C system is turned ON, and the A/C blower speed increases.
A/C Circuit Breakers. Breakers open automatically to protect HET Tractor from electrical overload. Push circuit
breaker buttons to reset.
A/C Louvers. Louvers are used to direct A/C airflow. Adjust louvers for desired airflow.
END OF WORK PACKAGE