Subaru Legacy 2004 Service Manual page 2926

NOTE:
If extension cap is not available, place vinyl bag
over opening and fasten with string to prevent gear
oil or ATF from leaking.
(A)
(A) Extension cap
B: INSTALLATION
1) Insert the sleeve yoke into the transmission and
attach center bearing to body.
Tightening torque:
"
52 N m (5.3 kgf-m, 38.3 ft-lb)
2) Align the matching marks and connect the flange
yoke and rear differential.
Tightening torque:
"
31 N m (3.2 kgf-m, 23.1 ft-lb)
(A) Alignment mark
3) Install the heat shield cover.
4) Install the center exhaust pipe.
5) Install the rear exhaust pipe and muffler.
6) Lower the vehicle.
Propeller Shaft
DS-00031
DS-00141
(A)
DS-00028
DS-11
7) Connect the battery ground cable to battery.
C: INSPECTION
NOTE:
Do not disassemble propeller shaft. Check the fol-
lowing and replace if necessary.
• Tube surface for dents of cracks
• Splines for deformation or abnormal wear
• Joints for non-smooth operation or abnormal
noise
• Center bearing for free play, noise or non-
smooth operation.
• Oil seals for abnormal wear or damage
• Center bearing for breakage
Check the following points with propeller shaft in-
stalled in vehicle.
1. JOINTS AND CONNECTIONS
1) Remove the center exhaust pipe.
2) Remove the heat shield cover.
3) Check for any looseness of the yoke flange
mounting bolts which connect to rear differential
and center bearing bracket mounting bolts.
2. SPLINES AND BEARING
1) Remove the center exhaust pipe.
2) Remove the rear exhaust pipe and muffler.
3) Remove the heat shield cover.
4) Turn the propeller shaft by hand to see if abnor-
mal free play exists at splines. Also move yokes to
see if abnormal free play exists at spiders and
bearings.
3. RUNOUT OF PROPELLER SHAFT
1) Remove the center exhaust pipe.
2) Remove the rear exhaust pipe and muffler.
3) Remove the heat shield cover.
4) Set the dial gauge with its indicator stem at cen-
ter of propeller shaft tube.
5) Turn the propeller shaft slowly by hands to check
for "runout" of propeller shaft.
DRIVE SHAFT SYSTEM
DS-00035