Manitowoc MLC90A-1 User Manual

Manitowoc Published 12-10-19, Control # 258-05 3-13
MLC90A-1/MLC100-1 OPERATOR MANUAL OPERATING CONTROLS AND PROCEDURES
3
1
3
6
Boom and Swing Control
Handle
7 Left Console Tilt Button
• To RAISE the left console, press and hold the button on the front of the
console. A gas cylinder will raise the console to make more room for entering
or exiting the cab.
• To LOWER the left console, press and hold the button, and push the console
down to the desired position.
Table 3-4. Left Console
Boom Control Handle:
See Boom Hoist Operation on page 3-37
.
• Move the control handle BACK to RAISE the boom. The boom hoist brake
releases and speed changes in relation to control handle movement.
• Release the control handle to CENTER to STOP the boom. Speed decreases
to off and the boom hoist brake applies to hold the boom in position.
• Move the control handle FORWARD to LOWER the boom. The boom hoist
brake releases and speed changes in relation to the control handle
movement.
Swing Control Handle:
See Swing Operation on page 3-38
.
• Move the control handle to the LEFT to SWING LEFT.
• Release the control handle to CENTER to STOP swinging. Swing speed
decreases and the rotating bed slows to a stop. Move the control handle in the
opposite direction to stop the swing motion faster.
• Move the control handle to the RIGHT to SWING RIGHT.
The swing and travel alarm beeps to warn personnel when the crane is swung.
Item Description
A
Drum rotation indicator—a pin-type actuator in the control handle
moves up and down to signal the operator by feel that the drum is
turning.
B
Swing holding brake switch—holds the rotating bed in position for
short periods of time. The swing control handle is not operable
while the swing holding brake switch is pressed.
• PRESS the switch to APPLY the swing holding brake.
• RELEASE the switch to RELEASE the swing holding brake.

Manitowoc MLC90A-1 Specifications

General

Brand	Manitowoc
Model	MLC90A-1
Category	Construction Equipment
Language	English