Subaru 2009 IMPREZA Service Manual page 2350

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DRIVE SHAFT SYSTEM

C: DISASSEMBLY

1. REAR HUB UNIT BEARING

1) Remove the four bolts from the rear housing,

and remove the rear hub unit bearing and back

• Be careful not to damage the magnetic en-

• Do not get closer the tool which charged

magnetism to magnetic encoder.

(1) Magnetic encoder

(2) Rear hub unit bearing

2) Disassemble the rear hub unit bearing. <Ref. to

DS-24, DISASSEMBLY, Rear Hub Unit Bearing.>

For the removal procedure of bushing, refer to

"Rear Trailing Link" in "REAR SUSPENSION".

<Ref. to RS-10, REAR HOUSING BUSHING, DIS-

ASSEMBLY, Rear Trailing Link.>

1. REAR HUB UNIT BEARING

Assemble in the reverse order of disassembly.

Tightening torque:

Rear hub unit bearing

65 N·m (6.6 kgf-m, 47.9 ft-lb)

For the installation procedure of bushing, refer to

"Rear Trailing Link" in "REAR SUSPENSION".

<Ref. to RS-12, REAR HOUSING BUSHING, AS-

SEMBLY, Rear Trailing Link.>

E: INSPECTION

1) Moving the rear tire up and down by hand, check

that there is no backlash in bearing, and check that

the wheel rotates smoothly.

2) Inspect the lean of axis direction using a dial

gauge. Replace the hub unit bearing if the play

range exceeds the limitation.

Service limit:

Maximum: 0.05 mm (0.0020 in)