Product manual

Page 9
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Item 69897
SAFETYOPERATIONMAINTENANCE ASSEMBLY
18.
BEARING
PACKING
INSTRUCTIONS
WARNING!
Whenever a hub is disassembled (if
a
hub
on
a new unit requires assembly or a hub is
disassembled for maintenance), the
following procedure
MUST
be obeyed.
Failure to read and obey all of the following instructions completely will void the warranty
and can result in damage to the Trailer, property damage, or serious injury.
a.
Using a suitable solvent, thoroughly clean the
bearings and the rest of the parts in the Hub
Assembly of all grease, dirt, metal shavings, or
any other foreign object.
The parts must be
cleaned even if they are new or
appear
clean.
appear clean.appear
b.
Allow all pieces to dry completely.
c.
Make sure that your hands are thoroughly
clean and the bearing
packer
(not
included)
is also thoroughly clean.
d.
Place fresh, clean bearing grease in the packer.
e.
With the grease-filled bearing packer in one hand
and the bearing in the other, press the bearing
into the grease, forcing the grease inside the slots
in the bearing. Continue doing this until every
slot in the bearing is completely full of grease.
f.
Finish assembling the hub/wheel assembly,
being careful not to get any dirt or
debris on any part of the assembly.
19.
Carefully slide the Hubs (12) over the spindles
at each end of the Axle (11).
(See Figure G.)
20.
Insert the Bearings (39) and Flat Washers (19) on the
spindles. Screw an M22 Castle Nut (37) tightly onto
each spindle. Then back the Castle Nut off slightly so
that the Hubs can just move freely.
(See Figure G.)
21.
Insert a Cotter Pin (38) through the Castle
Nut and hole at the end of each spindle, and
spread the Cotter Pins.
(See Figure G.)
22.
Fill the Dust Cap (14) with bearing grease.
Then press each Dust Cap onto the Hub
Assembly (12).
(See Figure G.)
23.
Grease each grease fitting located on the
backside of each Hub Assembly.
24.
Install a Tire (13) on each Hub Assembly, then secure
the Tires, using M12 Lug Nuts (40).
Torque the Lug
Nuts to 85
–
90 ft. lb. (See Figure G.)
Cotter Pin (38)
Hub Assembly (12)
Bearing (39)
Tire (13)
Lug Nuts (40)
Axle (11)
Castle Nut (37)
Dust Cap (14)
NOTE: PERIODICALLY,
GREASE SEAL ON
BACKSIDE OF HUB (12).
Axle (11)
Flat Washer (19)
Figure
G:
Hub/Wheel Assembly