Subaru Impreza 2003 Service Manual page 2029

22.Drive Pinion Shaft Assembly
A: REMOVAL
1) Remove the manual transmission assembly
from vehicle. <Ref. to 6MT-37, REMOVAL, Manual
Transmission Assembly.>
2) Prepare the transmission for overhaul. <Ref. to
6MT-42, Preparation for Overhaul.>
3) Remove the oil pipe, neutral position switch,
back-up light switch and harness. <Ref. to 6MT-44,
REMOVAL, Oil Pipe.>, <Ref. to 6MT-47, REMOV-
AL, Neutral Position Switch.>, <Ref. to 6MT-45,
REMOVAL, Back-up Light Switch.>
4) Remove the extension case. <Ref. to 6MT-49,
REMOVAL, Extension Case.>
5) Remove the transfer driven gear. <Ref. to 6MT-
60, REMOVAL, Transfer Driven Gear.>
6) Remove the center differential. <Ref. to 6MT-62,
REMOVAL, Center Differential.>
7) Remove the oil pump. <Ref. to 6MT-63, RE-
MOVAL, Oil Pump.>
8) Remove the transmission case. <Ref. to 6MT-
67, REMOVAL, Transmission Case.>
9) Remove each gear assembly. <Ref. to 6MT-72,
REMOVAL, Main Shaft Assembly.>
10) Remove the drive pinion shaft assembly.
B: INSTALLATION
1) Completely remove the remaining gasket on
drive plate and clutch housing.
2) Apply liquid gasket to the clutch housing.
Liquid gasket:
THREE BOND 1215
DRIVE PINION SHAFT ASSEMBLY
MT-00640
MT-00532
6MT-99
MANUAL TRANSMISSION AND DIFFERENTIAL
3) Install each gear assembly. <Ref. to 6MT-73, IN-
STALLATION, Main Shaft Assembly.>
4) Install the transmission case. <Ref. to 6MT-68,
INSTALLATION, Transmission Case.>
5) Install the oil pump. <Ref. to 6MT-64, INSTAL-
LATION, Oil Pump.>
6) Install the center differential. <Ref. to 6MT-62,
INSTALLATION, Center Differential.>
7) Install the transfer driven gear. <Ref. to 6MT-60,
INSTALLATION, Transfer Driven Gear.>
8) Install the extension case. <Ref. to 6MT-49, IN-
STALLATION, Extension Case.>
9) Install the oil pipe, neutral position switch, back-
up light switch and harness. <Ref. to 6MT-44, IN-
STALLATION, Oil Pipe.>, <Ref. to 6MT-47, IN-
STALLATION, Neutral Position Switch.>, <Ref. to
6MT-45, INSTALLATION, Back-up Light Switch.>
10) Install the manual transmission assembly to ve-
hicle. <Ref. to 6MT-39, INSTALLATION, Manual
Transmission Assembly.>
C: DISASSEMBLY
NOTE:
Replace the drive pinion shaft as a set with hypoid
driven gear.
1) Remove the pipe and oil chamber.
(B)
(A) Pipe
(B) Oil chamber
2) Remove the drive pinion shaft and shim from
adapter plate.
3) Secure the ST on workbench.
ST 18664AA000 BASE
4) Lift the caulking of lock nut.
(A)
MT-00641
MT-00642