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a. Install main pilot bearing, pilot bearing spacer and 5th baulk ring
to main drive gear.
b. Install main drive gear assembly, mainshaft assembly and
counter gear assembly combined in one unit to adapter plate
using brass bar.
20. Install adapter setting plate to adapter plate, and then fixing in
adapter setting plate using a vise.
CAUTION:
Do not directly secure mating surface of adapter plate in a
vice.
21. Install snap ring to mainshaft bearing.
CAUTION:
Do not reuse snap ring.
22. Install counter rear bearing to adapter plate using the drift.
23. Install counter rear bearing spacer to counter gear.
CAUTION:
When installing counter rear bearing spacer, groove should
face to the rear side.
24. Install bearing retainer according to the following.
PCIB0151E
PCIB1421E
SCIA1691E
PCIB1386E
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a. Instal bearing retainer to adapter plate.
b. Apply recommended thread locking sealant to threads of bolts,
and then tighten mounting bolts to the specified torque. Refer to
MT-19, "
Case Components".
25. Install reverse synchronizer hub assembly according to the following.
a. Install reverse coupling sleeve to reverse synchronizer hub.
CAUTION:
lDo not reuse reverse coupling sleeve and reverse synchronizer hub.
lReplace reverse coupling sleeve and reverse synchronizer hub as a set.
lBe careful with the orientation reverse coupling sleeve.
lBe careful with the orientation reverse synchronizer hub.
b. Install spread springs to shifting inserts to reverse synchronizer
hub.
CAUTION:
lDo not install spread spring hook onto the same shifting
insert.
PCIB1238E
PCIB0617E
PCIB1267E
SCIA1600E
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TRANSMISSION ASSEMBLY
lBe careful with the shape of 1st-2nd, 3rd-4th and 5th-6th
shifting insert to avoid misassembly.
c. Install snap ring to reverse synchronizer hub.
CAUTION:
lDo not reuse snap ring.
lDo not align the snap ring notch with synchronizer hub
groove when assembling.
d. Press in reverse synchronizer hub assembly, reverse baulk ring,
reverse main gear and reverse main needle bearing using the
drift and press plate.
CAUTION:
Apply gear oil to reverse baulk ring and reverse main nee-
dle bearing.
PCIB0608E
PCIB1237E
PCIB1422E
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NOTE:
Reverse baulk ring has three spaces that two gear teeth are
missing, and each space has small ditch for identification as
showninthefigure.
26. Select and install a snap ring so that the end play comes within
the standard value. Refer toMT-68, "
Snap Rings".
CAUTION:
Do not reuse snap ring.
27. Press in reverse counter gear using the drift.
CAUTION:
Be careful with the orientation counter gear.
28. Select and install a snap ring so that the end play comes within
the standard value. Refer toMT-68, "
Snap Rings".
CAUTION:
Do not reuse snap ring.
29. Install reverse idler shaft assembly according to the following.
a. Install reverse idler needle bearing, reverse idler gear and reverse idler thrust washer to reverse idler
shaft.
CAUTION:
Apply gear oil to reverse idler needle bearing.
PCIB0168E
End play: 0 - 0.10 mm (0 - 0.004 in)
PCIB0225E
PCIB1423E
End play: 0 - 0.10 mm (0 - 0.004 in)
PCIB0226E
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TRANSMISSION ASSEMBLY
b. Install reverse idler shaft assembly to adapter plate.
Shift Control Components
1. Install main drive gear assembly, mainshaft assembly, counter gear assembly and reverse idler shaft
assembly. Refer toMT-44, "
Gear Components".
2. Install striking rod assembly according to the following.
a. Install striking rod assembly to adapter plate.
b. Install stopper ring to striking rod assembly.
c. Install retaining pin onto stopper ring using a pin punch.
CAUTION:
Do not reuse retaining pin.
3. Install 5th-6th fork rod (reversal side) according to the following.
a. Install 5th-6th shift fork to 5th-6th coupling sleeve.
b. Install 5th-6th fork rod (reversal side) to 5th-6th shift fork.
c. Install retaining pin onto 5th-6th shift fork using a pin punch.
CAUTION:
Do not reuse retaining pin.
PCIB1326E
PCIB1235E
PCIB1234E
PCIB0412E
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4. Install 5th-6th control lever to adapter plate, and then tighten
mounting bolts to the specified torque. Refer toMT-23, "
Shift
Control Components".
CAUTION:
Install 5th-6th control lever with projection side at upward.
5. Install 5th-6th fork rod according to the following.
a. Install 5th-6th fork bracket and 5th-6th fork rod to adapter plate.
b. Install retaining pin onto 5th-6th fork bracket using a pin punch.
CAUTION:
Do not reuse retaining pin.
6. Install check balls to adapter plate.
CAUTION:
Apply gear oil to check ball.
7. Install reverse fork rod according to the following.
a. Install reverse shift fork to reverse coupling sleeve.
b. Install reverse fork rod to reverse shift fork.
c. Install retaining pin onto reverse shift fork using a pin punch.
CAUTION:
Do not reuse retaining pin.
PCIB1233E
PCIB0239E
PCIB0148E
SCIA1447E
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MT-58
TRANSMISSION ASSEMBLY
8. Install interlock pin and interlock plunger to adapter plate.
CAUTION:
Apply gear oil to interlock pin and interlock plunger.
9. Install 1st-2nd fork rod according to the following.
a. Install 1st-2nd shift fork to 1st-2nd coupling sleeve.
b. Install 1st-2nd fork rod to 1st-2nd shift fork.
c. Install retaining pin onto 1st-2nd shift fork using a pin punch.
CAUTION:
Do not reuse retaining pin.
10. Install interlock pin and check balls to adapter plate.
CAUTION:
Apply gear oil to interlock pin and check ball.
11. Install 3rd-4th fork rod (reversal side) according to the following.
a. Install 3rd-4th shift fork to 3rd-4th coupling sleeve.
b. Install 3rd-4th fork rod (reversal side) to 3rd-4th shift fork.
c. Install retaining pin onto 3rd-4th shift fork using a pin punch.
CAUTION:
Do not reuse retaining pin.
12. Install 3rd-4th fork rod according to the following.
PCIB0147E
PCIB0602E
PCIB0146E
PCIB0601E
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a. Install 3rd-4th fork rod to adapter plate.
b. Install 3rd-4th fork rod bracket to 3rd-4th fork rod.
c. Install retaining pin onto 3rd-4th fork rod bracket using a pin
punch.
CAUTION:
Do not reuse retaining pin.
13. Install 3rd-4th control lever according to the following.
a. Install shifter cap to 3rd-4th control lever.
b. Install 3rd-4th control lever to adapter plate, and then tighten
mounting bolts to the specified torque. Refer toMT-23, "
Shift
Control Components".
CAUTION:
Be careful with the orientation 3rd-4th control lever.
14. Install check ball plugs according to the following.
a. Install check balls and check ball springs to adapter plate.
b. Apply recommended sealant to threads of check ball plugs, and
tighten check ball plugs to the specified torque. Refer toMT-23,
"Shift Control Components".
15. Install baffle plate to adapter plate, and then tighten mounting
bolt to the specified torque. Refer toMT-19, "
Case Components"
.
Case Components
1. Install main drive gear assembly, mainshaft assembly, counter gear assembly and reverse idler shaft
assembly. Refer toMT-44, "
Gear Components".
2. Install fork rods and shift forks. Refer toMT-56, "
Shift Control Components".
PCIB0145E
PCIB1232E
PCIB1231E
PCIB1325E