40
Platform Leveling System
5.
Platform Level Adjustment
5‒1
If the pre-start check reveals that the platform
is tilted (front-back tilt of about 3°
or more),
adjust it as follows.
M085FA20
Platform Level Adjust Switch
fi g. 8‒30
M082L822
Platform Level Adjust Switch
Enable Switch
fi g. 8‒31
NOTICE
Even if the platform tilt is under 3°
,
adjust it if the tilt makes work hard.
Put the machine on a fi rm, level surface.
Move the boom to a position where it is
easy to adjust.
Hold the enable switch up
to “ON” or depress the foot
switch. Operate the platform
level adjust switch to adjust
the level of the platform.
Bleeding Air from Platform
5‒2
Leveling System
If the platform does not stay level after
adjustment, air may have entered the platform
leveling system. In this case, bleed air from the
platform leveling system in the following way.
DANGER
Do not allow any person or object on
the platform when bleeding air. Use
lower control panel to bleed air from
the platform leveling system.
Put the machine on a fi rm, level surface.
Move the boom to a position where it is easy
to adjust.
Hold the enable switch up to “ON”. Operate
the platform level adjust switch on the lower
controls to fully tilt the platform forward and
backward several times.
M082L822
Platform Level Adjust Switch
Enable Switch
fi g. 8‒32
Adjust the platform so it becomes level.
Repeat the boom raising, lowering and
telescoping operations several times and
make sure that the platform stays level.
