M A E D A Mini-Crawler Crane Section 5 –
MACHINE BREAK-IN
9/2020 MC285CB-3 5-5
Blocking Machine for Maintenance
WARNING! Crush Hazard. Perform and check
the following before getting under the
machine:
• Extend the outriggers to maximum. Set the
outriggers and raise the machine 80 mm off
the ground.
• Place square blocks between both rubber
tracks and the ground to support and
stabilise the machine.
• Visually check the level gauge to ensure the
machine is in level state.
• Place multiple jack stands of sufficient
strength under the frame of the machine.
1. For some maintenance procedures it may be
necessary to raise the crane using the
outriggers.
2. Park the machine on a flat, level and solid
surface.
3. Set the outriggers. See “OUTRIGGER
SETTING” on page 4-43.
4. Raise the rubber tracks a minimum of 80 mm
off the ground.
5. Place square blocks underneath the tracks at
both the front and back of machine.
6. Use the outriggers and slowly lower the
tracks until they rest firmly on the blocks.
Fig. 5-1
MACHINE BREAK-IN
Perform the break-in procedures for the first 250
hours of operation.
NOTICE: The life of the machine can be
shortened if break-in procedures are not
performed or are performed out of sequence.
Observe and perform the following during the
break-in period:
• Perform the warm-up operation (see
“WARM-UP” on page 4-27) and avoid fast idling
after the machine has started.
• Perform the post-start inspection (see
“Post-Start Inspection” on page 5-18) after
starting the machine.
• Avoid overloading or tasks with high-speed
operation.
• Avoid sudden starting, acceleration and
unnecessary sudden stops or steering.
• Some maintenance items apply also during the
break-in period. See “PERIODIC
MAINTENANCE” on page 5-24 and perform the
appropriate maintenance.
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