CONTROLS AND OPERATION
planetary lowering of the drums and is used when the
46. FLOODLIGHT CONTROLS. This panel and switch are
machine is performing duty cycle work such as a dragline
used to control the floodlight on the machine. The toggle
Set the plates on the drum lever console as shown and
switches are identified as follows:
secure with machine screws and washers.
A. UPPER LEFT. This switch controls the floodlight on the
49. DIVERTER SWITCH (NOT SHOWN). This switch is
left side of the upper.
located under the revolving frame and accessible through a
B. UPPER RIGHT. Thrs switch controls the floodlight on the
hinged panel at the front left srde of the revolving frame
right side of the upper.
See the topic, Extendrng and Retracting the Crawlers, later
in this section for the operation of this switch.
C. LOWER LIGHTS. This switch controls the lower flood-
rotation bar should be used when the machine is trans-
D. MACHINE HOUSE. This switch controls the machine
ported from one site to another. The revolving frame can be
locked in either the forward or rearward position.
E. CIRCUIT BREAKER.
47. TROUBLE LIGHT. A trouble light is provided in the main
cab. Lamp socket (47A) is provided to plug in the trouble
lamp and hook (47B) is used to store the coiled up trouble
lamp. A trouble light is also located in the right rear corner
of the main machinery deck.
48. PLANETARY LOCKOUTS. Use these plates as shown in
Figure 2-4 to prevent the left and right drum controls (items
06 and 08) from being moved forward. This locks out the
51. CRAWLER EXTENSION AND RETRACTION CONTROLS
ing frame and are used to extend and retract the crawler
tracks. See the topic, Extending and Retracting the Crawlers,
later in this section for the operation of these controls.
Figure 2-6. Crawler Extension and Retraction Controls
Figure 2-4. Planetary Lowering Lockouts