Jacobsen 10029194, Safety, Operation & Maintenance Manual

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Safety, Operation, & Maintenance Manual
MAINTENANCE
Lithium
AXLE HUB INSPECTION ______________________________________________
The following procedure must be performed once a year or every 300 hours, whichever comes first.
1. Remove and discard cotter pin
(A) from the axle.
2. With tire on ground, break castle nut (B) free. Do not fully remove the castle nut.
3. Raise the mower and support front axle on jack stands. Remove lug nuts and wheel.
4. Remove castle nut (B) , washer (C) and hub (D) .
5. Inspect the both ends of hub splines for wear or damage.
Refer to Figure 9B for examples of hub wear.
• If no wear to light wear is present, hub can be used.
• If medium to extreme wear is present, hub must be
replaced. Do not operate mower until hub is
replaced.
6. Apply anti-seize to axle shafts.
7. Slide hubs
(D) onto axle shafts.
8. Assemble washers (C) and castle nuts (B) to axle shafts.
9. Torque castle nut (Item 2) to 125-140 ft. lb. (170-190
Nm). Tighten nut as required to align cotter pin hole with
slot in nut.
10. Install new cotter pin (A) .
11. Assemble tire and lug nuts. Lower mower to the ground.
12. Repeat procedure on opposite side of the mower.
WARNING
Make sure the mower is parked on a solid and level
surface. Never work on a mower that is supported
only by the jack. Always use jack stands.
If only the front or rear of the mower is raised, place
chocks in front of and behind the wheels that are
not raised.
!
A
B
C
D
No Wear
Hub can be used Hub MUST be replaced
Light Wear Medium Wear Heavy Wear Extreme Wear