OPERATING CONTROLS AND PROCEDURES MLC90A-1/MLC100-1 OPERATOR MANUAL
3-16
Published 12-10-19, Control # 258-05
7 Park Switches
A separate switch is provided for each crane function — swing (A), drum 1 (B),
drum 2 (C), drum 3 (D), drum 4 (E), and travel (7).
• Press the TOP of the rocker to PARK the corresponding crane function. With
drum park on, the corresponding control handle is inoperable, the brake is
applied, and (if equipped) the pawl is engaged.
• Press the bottom of the rocker to UN-PARK the corresponding crane
function. With park off, the corresponding control handle is operable, the
brake is applied and released in conjunction with control handle movement,
and (if equipped) the pawl is disengaged.
Alternatively, each of the above functions can be parked in the Main Display
Speed and Torque Settings Screen. See the Main Display Operation Manual for
instructions.
If the operator moves a control handle for a function that is parked, the
corresponding fault icon will appear in the Alerts Bar of the Main Display
Working Screen and the function will be inoperable until un-parked.
if the function was parked with a park switch.
If the function was parked in the speed and torque settings screen.
Table 3-5. Right Console
Drum Description
1 Front Drum (whip hoist)
2 Rear Drum (main hoist)
3 Auxiliary Drum (optional)
4 Boom Hoist
Figure 3-2. Drum and Control Handle Identification