Input Shaft: Disassembly

INSPECT 3RD AND 4TH GEARS THRUST CLEARANCE
Using a feeler gauge, measure the thrust clearance.

Fig 1: Measuring Thrust Clearance Using Feeler Gauge
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Standard clearance:

Fig 2: Standard Clearance Specification Table
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Maximum clearance:

Fig 3: Maximum Clearance Specification Table
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INSPECT 3RD AND 4TH GEARS RADIAL CLEARANCE
Using a dial indicator, measure the radial clearance between the gear and shaft.

Fig 4: Measuring Radial Clearance Between Gear And Shaft
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Standard clearance:

3rd gear

Fig 5: Standard Clearance 3rd Gear Specification Table
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4th gear

Fig 6: Standard Clearance 4th Gear Specification Table
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Maximum clearance:

3rd gear

Fig 7: Maximum Clearance 3Rd Gear Specification Table
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4th gear

Fig 8: Maximum Clearance 4Th Gear Specification Table
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If the clearance exceeds the maximum, replace the gear, needle roller bearing or shaft.
REMOVE SNAP RING
Using 2 screwdrivers and a hammer, tap out the snap ring.

NOTE: Take care not to damage the journal surface of the input shaft.
REMOVE REAR RADIAL BALL BEARING, 4TH GEAR, NEEDLE ROLLER BEARING, SPACER AND NO.2 SYNCHRONIZER RING (FOR 4TH GEAR)
1. Using SST and a press, press out the rear radial ball bearing and 4th gear.
  SST 09950-00020
  
  HINT:
  
  Support the input shaft assembly by hand so that it will not be dropped off.
2. Remove the needle roller bearing, spacer and No. 2 synchronizer ring (for the 4th gear).
REMOVE SNAP RING
Using 2 screwdrivers and a hammer, tap out the snap ring.

HINT:

Take care not to damage the journal surface of the input shaft.

Fig 9: Identifying Tap Out Snap Ring Using Screwdrivers And Hammer
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REMOVE NO.2 HUB SLEEVE, NO.2 CLUTCH HUB ASSEMBLY, NO. 2 SYNCHRONIZER RING (FOR 3RD GEAR), 3RD GEAR AND NEEDLE ROLLER BEARING
1. Using SST and a press, press out the No. 2 hub sleeve, No. 2 clutch hub assembly, No. 2 synchronizer ring (for the 3rd gear) and 3rd gear.
  SST 09950-00020
  
  HINT:
  
  Support the input shaft by hand so that it will not be dropped off.
  
  Fig 10: Pressing Out No. 2 Hub Sleeve Using SST
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2. Remove the needle roller bearing.
DISASSEMBLE NO. 2 HUB SLEEVE AND NO. 2 CLUTCH HUB
1. Remove the No. 2 hub sleeve from the No. 2 clutch hub.
2. Remove the 3 No. 2 shifting keys and 3 No. 2 shifting key springs from the No. 2 clutch hub.
Fig 11: Removing No. 2 Shifting Keys And No. 2 Shifting Key Springs
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