Simplicity LTH series Service Manual page 245

12. Using a pair of small screwdrivers, pry apart the
upper and lower arbor housings.
13. Remove the arbor shaft assembly from the lower
housing.
14. Support the inner race of the bearing, and using a
soft face hammer, drive the shaft from the bearing.
Repeat with other bearing.
NOTE: If the bearing is seized onto the shaft, more force
can be applied by inserting a punch down the bolt
hole of the shaft and driving with a ballpeen hammer.
15. Remove the foam gasket.
16. Inspect the arbor shaft for damaged splines and dam-
age to the bearing race area. Replace if damaged. If
the bearings are not a press fit on the shaft, replace
the shaft.
ARBOR ASSEMBLY
1. While supporting bearing's inner race, drive the shaft
into the bearing until it seats on the shoulder.of the
shaft.
15. Install the arbor assembly into the lower housing.
Pack the housing with multipurpose grease.
NOTE: Clean all excess grease off the mating flange
area.
NOTE: Be sure to replace the foam gasket. If a replace-
ment gasket is not used, seal the lower and upper hous-
ings with RTV or silicon sealer.
16. Install the upper housing onto the lower housing
assembly, align the pins, and clamp together. Check
the shaft for smooth, easy rotation of bearings.
NOTE: New bearings will feel stiff but will still rotate
smoothly.
Figure 16. Split Arbor Housing
Upper
Housing
Bearing
Foam
Gasket
Bearing
Lower
Housing
Pin
Figure 17. Install Arbor In Housing
8 - 17
8 Mower Deck Repair
Arbor Repair
Arbor Shaft
Assembly
Pin