
712MT OPERATOR’S MANUAL 9/18/20 Page 7 of 16
TRENCH CHAIN CONTROL
IGNITION WHEEL DRIVE DIRECTION CONTROL
WHEEL DRIVE ENGAGE LEVER DIGGING BOOM CONTROL
ENGINE CONTROLS
CHOKE: Use to aid starting the engine when it is cold.
IGNITION SWITCH: There are two ignition switches. One switch is located on the control panel with the other
trencher controls for your convenience. The other is located on the engine. Use these to start and stop the engine. Refer
to the ENGINE START UP PROCEDURE.
THROTTLE: Use this to adjust engine speed. Refer to the ENGINE START UP PROCEDURE
FUEL SHUT-OFF: Use this when starting or stopping machine. Refer to the ENGINE START UP AND SHUT
DOWN PROCEDURE.