Toyota 7BPUE15, Руководство по обслуживанию

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Section 7 . Component Procedures Toyota Orderpicker Model 15 Service Manual
Mast Bearings
The shims used under each roller bearing come
in the following sizes: thin, medium, and thick.
If the bearings are too loose, you should add
shims to the bearing. If the roller bearings are
shimmed too tight, causing wear along the
I-beam or mast shaving, reduce the shim
thickness. Although different combinations of
shims may be used to obtain the proper
adjustment, you should t r y to maintain equal
shim thickness on each side of the main frame
and masts.
Upper Mast Bearing Replacement
Use extreme care when blocking the
mast for any reason. Never remove the
block when it
is supporting the mast.
1. Slightly elevate the carriage to gain access
to the bearings.
2. Block the carriage before you attempt to
remove the roller bearing.
You may also use a lift hoist to pull the
carriage upward to gain access to the
roller bearing. Put a strap suitable to
handle the weight of the carriage around
the uppermost cross tie. Once the carriage
is raised in place, block it into position.
3 . Turn the key switch OFF and disconnect
the battery connector.
Do not damage the mast when prying
with the screwdriver.
N
OTE
: For the upper mast bearings, wedge a
screw driver between the roller bearing
and the mast to prevent the bearing
from falling.
N
OTE
: When removing the roller bearing, use
caution not to let the bearing fall down
into the mast assembly.
4.
Remove the bolt securing the roller
bearing to the respective mast or mast.
Mast Section
N
OTE
: If the bearings are worn or damaged,
replace them.
5. Install the same number of shims under
the bearing that were removed.
6. Make sure the roller bearing mounting
bolts are clean before you install them.
7. Apply thread-locking compound
00590-04964-71) on the threads.
Torque the bolts per Table 7-2.
8. Reconnect the battery connector and t u r n
the key switch ON.
9. Lift the carriage and mast and unblock the
mast.
10. Test the operation of the masts.
1 1. Return the truck to service.
Table
7-2:
M a s t Bearing Stud Retaining Bolt Torque Values
00700-CL222-05, 1 5 March 2005