Reverse Idler Shaft and Gear

CASE AND HOUSING

TM-28 Exploded View:

SHAFT AND GEAR

TM-29 Exploded View:

^ Apply gear oil to gears, shafts, synchronizers, and bearings when assembly.

TM-30 Exploded View:

^ Apply gear oil to gears, shafts, synchronizers, and bearings when assembly.

SHIFT FORK AND FORK ROD

TM-31 Exploded View:

FINAL DRIVE

TM-32 Exploded View:

REVERSE IDLER SHAFT AND GEAR

Disassembly
1. Remove reverse idler gear (Rear), reverse coupling sleeve, and reverse insert spring simultaneously
2. Remove reverse idler gear needle bearing.
3. Remove thrust needle bearing.
4. Remove reverse baulk ring.
5. Remove reverse idler gear (Front).
6. Remove reverse idler gear needle bearing.
7. Remove thrust needle bearing.
8. Remove retaining pin from reverse idler shaft.

Assembly
Assembly is in the reverse order of disassembly.





<---: Front

CAUTION: Be careful with orientation of reverse insert spring. Do not reuse retaining pin.

Inspection

REVERSE IDLER SHAFT AND GEAR





Check items below. If necessary, replace them with new ones.
^ Damage, peeling, dent, uneven wear, bending, and other nonstandard conditions of the shaft.
^ Excessive wear, damage, peeling, and other non-standard conditions of the gears.

SYNCHRONIZER

Synchronizer Hub and Coupling Sleeve





Check items below. If necessary, replace them with new ones.
^ Damage and unusual wear on contact surfaces of coupling sleeve, synchronizer hub of reverse idler gear (Rear), and insert spring.
^ Coupling sleeve and synchronizer hub of reverse idler gear (Rear) must move smoothly.

Baulk Ring





Check items below. If necessary, replace them with new ones.
^ If any crack, damage, or excessive wear is found on cam face of baulk ring or working face of insert, replace it.

Baulk Ring Clearance for Single Cone Synchronizer (Reverse)





^ Push baulk ring on the cone and measure the clearance between baulk ring and cone. If the measurement is below limit, replace it with a new one.
Clearance
Standard value: Refer to TM-83, "Baulk Ring Clearance". Baulk Ring Clearance
Limit value: Refer to TM-83, "Baulk Ring Clearance". Baulk Ring Clearance

BEARING





Check bearing for damage and rough rotation. If necessary, replace with new one.