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TM 10-3930-671-24
Upright Removal
WARNING
•
Use only approved hooks, chains,
and connecting links when lifting and
handling the upright. Be sure the hoist,
hooks, and chain have the correct
capacity to safely handle the load.
•
Attach a chain or sling of correct
capacity to the up right and a hoist
before removing any tilt cylinder at
tachment parts. Be sure upright is
securely supported by the hoist and
slack removed before removing up
right mounting trunnion caps. Failure
to do so could result in personal injury
or death.
NOTE
To perform this service procedure, it
is recommended that you first:
•
Park truck on a level surface.
•
Put the upright in a vertical position
and lower the carriage fully down.
•
Return all controls to neutral.
•
Turn key switch OFF.
•
Apply parking brake and block steer
wheels.
NOTE
Typical upright weights may range
from 1500 lbs (680 kg) to in excess of
2000 lbs (910 kg).
Keep RH and LH caps matched to
respective brackets. Caps are not
interchangeable. Caps must always
be reinstalled in same original top-to-
bottom position.
Refer to upright mounting parts illustration and to tilt
cylinder mounting illustration.
1.
Remove
all
hydraulic
attachments
and
equipment, forks, etc.
2.
Put blocks on both sides of the steer wheels.
3.
Raise the front of the truck and put blocking
under each side of the frame.
4.
Remove drive wheels. For best access to
upright mounting trunnion fasteners.
5.
Attach lifting chains and hoist to upright.
Be sure to secure and support the upright from falling
before removing the tilt cylinders. The upright must be
supported by use of an overhead chain hoist of adequate
capacity.
6.
Disconnect the hydraulic lift line(s).
Refer to lift & tilt lines illustration, Page 10.0-8.
a.
Put a pan under drive axle to catch
hydraulic fluid. Disconnect the hydraulic
lift line to the lift cylinder. Cap or plug the
ends of the line and fittings to prevent
drainage and contamination of the lines.
F-502
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