Cub Cadet Domestic Series 7000 Service Manual page 49

8.21. Install the kingpin shaft in the kingpin housing.
The end of the shaft with the pilot nose should
engage the 14 tooth bevel gear.
8.22. Lubricate the shoulder of the kingpin housing
that will ride against the seals.
8.23. Slip the kingpin housing and kingpin shaft into
the drop axle housing:
• Twisting and light pressure are better than brute
force.
• The splines on the bottom end of the kingpin
shaft must engage the splines on the 13 tooth
bevel gear for the two housings to fully seat.
8.24. Fixture the housings in a soft-jaw vice.
8.25. Install the drop axle cover:
• Apply a small bead of sealant such as Black
Loctite # 5900 to the mating surface.
• Apply a small amount of thread locking com-
pound such as Loctite 242 (blue) to the threads
of the bolts that secure the axle cover.
• Install the cover to the drop axle housing, and
tighten the bolts to torque of 160-220 in-lbs. (18-
25 Nm). There is an embossed square on the
cover, but there is no need to orient it in any spe-
cific location.
8.26. Install the drop axle assembly to the axle hous-
ing:
• Apply a small bead of sealant such as Black
Loctite # 5900 to the mating surface.
• Apply a small amount of thread locking com-
pound such as Loctite 242 (blue) to the threads
of the bolts that secure the axle cover.
• Confirm that the axle bearing, washer, and 14
tooth bevel gear, are in place at the end of the
axle shaft.
• Position and support the drop axle assembly
against the axle housing.
• Install the bolts that joint the kingpin housing to
the axle housing, and tighten the bolts to torque
of 220-280 in-lbs. (25-34 Nm).
• Lubricate the o-ring seal that fits tin the groove in
the plug shaft, and slip it into position on the plug
shaft.
• Install the plug shaft in the top of the kingpin
housing.
• Position the washer on the plug shaft.
Domestic Series 7000 MFD
• Apply a small amount of thread locking com-
pound such as Loctite 242 (blue) to the threads
of the bolts that secure the steering arm to the
kingpin housing.
• Install the steering arm. Tighten the bolts to a
torque of 220-280 in-lbs. (25-34 Nm).
NOTE: If working on the left steering arm, posi-
tion the steering cylinder mounting stud in the
steering arm before installing the bolts.
• Apply a small amount of thread locking com-
pound such as Loctite 242 (blue) to the threads
of the nut that secures the steering cylinder
mounting stud.
• Install the nut using a 1 1/16" wrench to turn the
nut and a 24 mm wrench to hold the nut on the
bottom of the stud. Tighten the nut to a torque of
150 ft.-lbs (200 Nm).
• Apply a small amount of thread locking com-
pound such as Loctite 242 (blue) to the threads
of the nut that secures the tie-rod end stud.
• Connect the tie-rod end to the steering arm, and
tighten the nut to a torque of 49 ft-lbs (66 Nm)
using a 19 mm wrench.
8.27. Final assembly:
• Install the drain plug and sealing washer in the
drop axle housing using an 11 mm wrench.
• Fill the housing to level with the fill plug with
85W140.
• Install the fill plug using a 16 mm wrench.
8.28. Lower the tractor to the ground, and tighten the
lugs to a torque of 55 ft.-lbs. (63 Nm) using a 21
mm wrench. Re-torque the wheels after 10
hours of operation.
8.29. Test the operation of the tractor before returning
it to service. Carefully check all serviced items
for:
• Leaks
• Looseness
• Unusual noises
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