Index Subaru Subaru Impreza 3 / Impreza WRX / Impreza WRX STI - service repair manual 2008-2014 year
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5MT-53 Main Shaft Assembly for Single-Range MANUAL TRANSMISSION AND DIFFERENTIAL 15.Main Shaft Assembly for Sin- gle-Range A: REMOVAL 1) Remove the manual transmission assembly from the vehicle. <Ref. to 5MT-23, REMOVAL, Manual Transmission Assembly.> 2) Remove the transfer case together with the ex- tension case assembly. <Ref. to 5MT-35, REMOV- AL, Transfer Case and Extension Case 3) Remove the transmission case. <Ref. to 5MT- 49, REMOVAL, Transmission Case.> 4) Remove the drive pinion shaft assembly. <Ref. to 5MT-58, REMOVAL, Drive Pinion Shaft Assem- 5) Remove the main shaft assembly for single- range. B: INSTALLATION 1) Install the needle bearing and oil seal to the front of the transmission single-range main shaft assem- bly. • Wrap the clutch splined section with vinyl tape to prevent damage to the oil seal. • Apply NICHIMOLY N-130 or the equivalent to the sealing lip of the oil seal. • Use a new oil seal. 2) Align the transmission case knock pin into the knock pin hole of the needle bearing outer race. Align the end face of the seal with surface (A) when installing the oil seal. 3) Install the drive pinion shaft assembly. <Ref. to 5MT-58, INSTALLATION, Drive Pinion Shaft As- 4) Install the transmission case. <Ref. to 5MT-50, INSTALLATION, Transmission Case.> 5) Install the transfer case together with the exten- sion case assembly. <Ref. to 5MT-35, INSTALLA- TION, Transfer Case and Extension Case 6) Install the manual transmission assembly to the vehicle. <Ref. to 5MT-26, INSTALLATION, Manual C: DISASSEMBLY 1) Put vinyl tape around main shaft spline to protect the oil seal from damage. Then pull out the oil seal and needle bearing by hand. 2) Remove the lock nut and lock washer from transmission main shaft assembly for single-range. Flatten the lock nut tab before removing the lock nut. ST1 498937000 TRANSMISSION HOLDER ST2 499987003 SOCKET WRENCH (35) 3) Remove the 5th hub & sleeve No. 2, baulk lever, baulk ring, 5th drive gear and needle bearing. MT-00185 (A) (A) 5th hub & sleeve No. 2 (C) 5th drive gear ST2 ST1 MT-01517 ( A ) ( B ) ( C ) MT-01518 |