Figure 13 - Continued.
floor along the left side of the operator's seat. It has three
in the system to prevent current overloads
positions; open, half, and closed.
from causing a fire hazard. To reset after
tripping, press in the circuit breaker button.
control levers are mounted in the duct work where it
Caution:
enters the cab at the back by the right side of the
Pulling out on the circuit breaker
operator's seat. They provide control of the heat through
button breaks all electrical circuits to
the various ducts. They have four position settings from
the heater. Do not attempt to stop
open to closed.
heater operation with the circuit
15. Crane-Shovel Controls and Instruments
breaker. Stopping heater operation
a. Reversing Clutch Lever (A, fig.
The
with the circuit breaker prevents the
reversing clutch lever is located in front of the operator
heater from purging itself at the end of
and to the left. This lever controls the direction of the
the operating cycle.
swing motion of the revolving superstructure.
(3) Control switch (C, fig. 13). The control
switch is located on the right side of the
mounted at the handle end of the reversing clutch lever.
heater control panel. It is a three-position
Press button to sound crane-shovel horn.
toggle-type switch with ON-HI (up), OFF
(center) and ON-LO (down) used to select
the desired heater range.
lever is located directly in front of the operator to the right
of the reversing clutch lever and controls the boom hoist
clutch.
The radiator shutter control lever is mounted on the cab
AGO 6819A
27
