Subaru Legacy BN/BS (2015-2019) Service Manual: Installation

Subaru Legacy BN/BS (2015-2019) Service Manual / Manual transmission and differential(6mt) / Main shaft assembly / Installation

1. Attach the needle bearing and oil seal to the front of the main shaft assembly.

NOTE:

• Wrap the clutch splined section with vinyl tape to prevent damage to the oil seal.

• Apply NICHIMOLY N-130 or the equivalent to the lip of the oil seal.

• Use a new oil seal.

2. Rotate the reverse idler sub gear by two teeth from free status in the direction of the arrow to make it engage with the reverse gear of the main shaft and install the main shaft assembly.

(1) When the reverse idler sub gear is at free status, put alignment marks on reverse idler sub gear and reverse idler gear.

(2) Rotate the alignment mark on the reverse idler sub gear side in the arrow direction by two teeth, and secure it with a wire.

(A)	Free status
(B)	Set status
(C)	Reverse idler sub gear
(D)	Reverse idler gear

3. Fit the transmission case knock pin to the knock pin hole of the needle bearing outer race and install the main shaft assembly.

NOTE:

• Align the end face of the seal with surface (A) when installing the oil seal.

• Face the cutout portion of the snap ring for the double taper roller bearing to the drive pinion shaft assembly.

4. After installing the main shaft, check that the reverse idler gear and reverse idler sub gear are aligned two teeth away and remove the wire.

5. Install the drive pinion shaft assembly. Drive Pinion Shaft Assembly > INSTALLATION

6. Check each shifter fork. Shifter Fork and Rod > INSPECTION

7. Select a main shaft rear plate. Main Shaft Assembly > ADJUSTMENT

8. Install the transmission case. Transmission Case > INSTALLATION

9. Install the transfer case together with the extension case assembly. Transfer Case and Extension Case Assembly > INSTALLATION

10. Install the manual transmission assembly to the vehicle. Manual Transmission Assembly > INSTALLATION

Adjustment

Selection of main shaft rear plate:Measure the protrusion amount (A) of bearing from transmission main case surface, and select a suitable plate in the following table.NOTE:Before measuring, tap the e ...

Inspection

Disassembled parts should be washed with cleaning solvent first, then inspected carefully.1. BearingReplace the bearings in the following cases.• When the bearing balls, outer races and inner ra ...

Other materials:

List
1. ECMFor current data of ECM, refer to ENGINE (DIAGNOSTICS). Subaru Select Monitor2. BODY INTEGRATED UNITNOTE:Except for C0 and C5 modelsRefer to the BODY CONTROL SYSTEM (DIAGNOSTICS) for the current data of the body integrated unit. Read Current Data3. IMMOBILIZER CMNOTE:For C0 and C5 modelsItem ...