Maeda MC285CB-3 - Outrigger Safety Devices; Safety Device Activation Warnings

M A E D A Mini-Crawler Crane Section 4 – OUTRIGGER SAFETY DEVICES
9/2020 MC285CB-3 4-35
OUTRIGGER SAFETY DEVICES
Safety Device Activation Warnings
Review, understand and follow these operation sequences, warning alarms and stopping procedures
when operating the machine.
The following table shows the display and warning issued and the resulting action of the safety devices
when the machine is used under normal conditions.
Example:
Standard Operation Sequence,
Machine Status
Display and Warning Activation of Safety Devices
This field shows the standard operation
sequence and the operation position of
operation levers and switches, and machine
status.
This field shows the display and warning
issued as a result of the operation.
This field shows the name of the safety
device that prevents the resulted error
and its action.
Before Setting Outriggers
Standard Operation Sequence,
Machine Status
Display and Warning Activation of Safety Devices
• Start the machine.
• Travel lever in Crane/Outrigger position
- -
Check if the machine is in the BOOM
STOWING position.
• Fully retract the boom
• Boom horizontal stowing position
• Boom slewing stowing position
• Boom Stowing Light on the monitor
[green] on
(Working Status Lamp [red] flashes)
• Angle Setting Lights and Ground Set-Up
Lights on the monitor [red] flash
Outrigger interlock device
• All the outrigger operations stop if the
Boom Stowing Light does not turn
on.
Outrigger Setting
Standard Operation Sequence,
Machine Status
Display and Warning Activation of Safety Devices
Set the outriggers.
1. Extend the outriggers.
• Rotate the outrigger pivot and secure at
the specified position with the position pin.
• Extend the outrigger and insert pin.
• Angle Setting Lights on the monitor
[green] on
(Working Status Lamp [red] flashes)
• Ground Set-Up Lights on the monitor [red]
flash
Outrigger interlock device
• All the outrigger operations stop if
one of the Angle Setting Lights
flashes red.
2. Set the outriggers.
• Check the level with the level gauge.
• Ground Set-Up Lights on the monitor
[green] on
(Working Status Lamp [red] flashes)
When the machine tilts 3 degrees or more
during outrigger setting operation
• Warning alarm buzzer sounds
continuously
Crane inclination alarm device is
activated.