Page 1945 of 2895

(5) Install 1-2 synchro assembly onto the second
gear assembly (Fig. 54).
(6) Reverse assembly on the bench.
(7) Lubricate and install second gear bearing into
second gear (Fig. 55).
(8) Place 1-2 synchro, second gear and second gear
bearing assembly on shop press with second gear fac-
ing upward.
(9) Install output shaft into the second gear 1-2
synchro assembly with the front of the output shaft
facing upward (Fig. 56).
(10) Press the output shaft into position.
(11) Place first gear on bench with the synchro
clutch ring up.
(12) Install first gear synchro inner blocker ring
onto first gear (Fig. 51).(13) Install first gear synchro friction cone over the
blocker ring and onto first gear (Fig. 52).
(14) Install first gear synchro outer blocker ring
over the first gear synchro friction cone. Align one of
the lugs on the outer ring with a lug on the inner
ring (Fig. 53).
(15) Reverse the output shaft in the press.
(16) Install first gear bearing sleeve onto the out-
put shaft.
Fig. 54 3-4 SYNCHRO ASSEMBLY
1 - SYNCHRO
2 - GEAR
Fig. 55 SECOND GEAR AND BEARING
1 - BEARING
2 - GEAR
Fig. 56 OUTPUT SHAFT INTO 1-2 SYNCHRO
1 - OUTPUT SHAFT
2 - 1-2 SYNCHRO
3 - SECOND GEAR
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MANUAL TRANSMISSION - NV5600 (Continued)
Page 1946 of 2895
(17) Install first gear bearing sleeve the remainder
of the way onto the output shaft using Installer 8228
and a shop press (Fig. 57).
(18) Install first gear and blocker assembly onto
the output shaft (Fig. 58).
(19) Install first gear bearing over the output shaft
and into first gear.
(20) Install output shaft thrust washer onto the
output shaft (Fig. 59).
Fig. 57 FIRST GEAR BEARING SLEEVE
1 - INSTALLER
2 - FIRST GEAR BEARING SLEEVE
Fig. 58 FIRST GEAR AND BLOCKER ASSEMBLY
1 - OUTPUT SHAFT
2 - FIRST GEAR ASSEMBLY
Fig. 59 OUTPUT SHAFT THRUST WASHER
1 - OUTPUT SHAFT
2 - OUTPUT SHAFT THRUST WASHER
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MANUAL TRANSMISSION - NV5600 (Continued)
Page 1947 of 2895
(21) Install rear output shaft bearing onto the out-
put shaft with Installer 8228 and a shop press (Fig.
60).
(22) Install anewsnap-ring to hold the rear out-
put bearing onto the output shaft. Install the thick-
est snap-ring which will fit into the groove.
(23) Reverse output shaft in the Fixture 8227 and
support the shaft with press blocks under first gear.
(24) Install sixth gear bearing onto the output
shaft.
(25) Install sixth gear onto the output shaft and
over the sixth gear bearing (Fig. 61).
(26) Install the sixth gear friction cone onto sixth
gear.
(27) Install sixth gear blocker ring over the sixth
gear friction cone (Fig. 62).
Fig. 60 REAR OUTPUT SHAFT BEARING
1 - INSTALLER
2 - REAR OUTPUT SHAFT BEARING
Fig. 61 SIXTH GEAR
1 - SIXTH GEAR
2 - SIXTH GEAR BEARING
Fig. 62 SIXTH GEAR BLOCKER RING
1 - SIXTH GEAR BLOCKER RING
2 - SIXTH GEAR FRICTION CONE
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MANUAL TRANSMISSION - NV5600 (Continued)
Page 1948 of 2895
(28) Install Guide 8235 onto the end of the output
shaft (Fig. 63).
(29) Install 5-6 synchro over Guide 8235 and onto
the output shaft.
(30) Press 5-6 synchro (Fig. 64) onto the output
shaft with Installer 8156 and a shop press.
(31) Install output shaft pocket bearing onto the
output shaft.
(32) Press pocket bearing the remainder of the
way onto the output shaft using Guide 8235 and a
shop press (Fig. 65).
(33) Install anewsnap-ring to hold the output
shaft pocket bearing onto the output shaft.
Fig. 63 OUTPUT SHAFT GUIDE
1 - GUIDE
2 - OUTPUT SHAFT
Fig. 64 5-6 SYNCHRO
1 - INSTALLER
2 - 5-6 SYNCHRO
Fig. 65 OUTPUT SHAFT POCKET BEARING
1 - GUIDE
2 - POCKET BEARING
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MANUAL TRANSMISSION - NV5600 (Continued)
Page 1949 of 2895

COUNTERSHAFT
(1) Place third countershaft gear on the bench
with the synchro clutch ring up.
(2) Install third countershaft gear friction cone
onto third gear (Fig. 66).
(3) Install third countershaft gear blocker ring
onto the friction cone (Fig. 67).
(4) Install 3-4 synchro assembly onto the blocker
ring/gear assembly (Fig. 68).
(5) Reverse the assembly on the bench.
(6) Install third countershaft gear bearing into the
third countershaft gear.
(7) Install 2-3 thrust washer onto the countershaft.
(8) Place third gear/3-4 synchro assembly in a shop
press.(9) Install countershaft through the third gear/3-4
synchro assembly.
(10) Press countershaft into the 3-4 synchro
assembly (Fig. 69).
Fig. 66 FRICTION CONE AND THIRD GEAR
1 - FRICTION CONE
2 - GEAR
3 - CLUTCH RING
Fig. 67 BLOCKER RING ONTO FRICTION CONE
1 - BLOCKER RING
2 - GEAR
3 - FRICTION CONE
Fig. 68 3-4 SYNCHRO ASSEMBLY
1 - SYNCHRO
2 - GEAR
Fig. 69 COUNTERSHAFT INTO 3-4 SYNCHRO
1 - COUNTERSHAFT
2 - 2-3 THRUST WASHER
3 - THIRD COUNTERSHAFT GEAR
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MANUAL TRANSMISSION - NV5600 (Continued)
Page 1950 of 2895

(11) Install fourth countershaft gear bearing sleeve
onto the output shaft.
(12) Press fourth countershaft bearing sleeve onto
the countershaft with Installer 8228 and a shop
press.
(13) Place fourth countershaft gear on the bench
with the synchro clutch ring up.
(14) Install fourth countershaft gear friction cone
onto fourth countershaft gear (Fig. 66).
(15) Install fourth countershaft gear blocker ring
onto the friction cone (Fig. 67).
(16) Install fourth countershaft gear bearing into
the fourth countershaft gear.
(17) Place sixth countershaft gear in the shop
press.
(18) Position fourth countershaft gear assembly
onto the sixth countershaft gear (Fig. 70).(19) Install countershaft into the fourth/sixth coun-
tershaft gear assembly in the shop press.
(20) Press countershaft into sixth gear (Fig. 71).
CAUTION: Gear and shaft must be aligned while
pressing or the gear will bind on the shaft.
(21) Place fifth countershaft gear into the shop
press.
Fig. 70 FOURTH COUNTERSHAFT ONTO SIXTH
COUNTERSHAFT GEAR
1 - FOURTH BEARING
2 - FOURTH COUNTERSHAFT GEAR
3 - SIXTH COUNTERSHAFT GEAR
Fig. 71 COUNTERSHAFT INTO SIXTH GEAR
1 - COUNTERSHAFT
2 - SIXTH COUNTERSHAFT GEAR
3 - 3-4 SYNCHRO
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MANUAL TRANSMISSION - NV5600 (Continued)
Page 1951 of 2895
(22) Install countershaft into the fifth countershaft
gear and press countershaft into fifth gear (Fig. 72).
CAUTION: Gear and shaft must be aligned while
pressing or the gear will bind on the shaft.(23) Place front countershaft bearing onto the
countershaft.
(24) Install front countershaft bearing onto the
countershaft with Installer 8236 and Handle C-4171.
(25) Install anewsnap-ring to hold the front
countershaft bearing onto the countershaft.
(26) Place rear countershaft bearing onto the coun-
tershaft.
INPUT SHAFT
(1) Place the input shaft bearing onto the input
shaft.
(2) Install input shaft bearing with Installer
MD998805 (Fig. 73).
Fig. 72 COUNTERSHAFT TO FIFTH
COUNTERSHAFT GEAR
1 - COUNTERSHAFT
2 - FIFTH COUNTERSHAFT GEAR
Fig. 73 INPUT SHAFT BEARING
1 - INSTALLER
2 - INPUT SHAFT BEARING
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Page 1952 of 2895

(3) Position the input shaft bearing oil guide on
the input shaft (Fig. 74).
(4) Install input shaft bearing oil guide with
Installer MD998805.
(5) Place the output shaft pocket bearing race in
the input shaft.
(6) Install output shaft pocket bearing race into
the input shaft with Installer C-4628 and Handle
C-4171 (Fig. 75).
CLUTCH HOUSING
(1) Install input shaft bearing race so that the
bearing race protrudes 0.3 in. above the front surface
of the clutch housing. Install bearing race with
Remover/Installer 8237 and Handle C-4171.
(2) Install countershaft front bearing race into the
clutch housing so that the bearing race protrudes 0.4
in. above the front surface of the clutch housing.
Install bearing race with Remover 6061-1 and Han-
dle C-4171.
(3) Install countershaft oil guide and spacer into
the countershaft front bearing bore in the clutch
housing (Fig. 76).
(4) Clean all old sealer from the input shaft
retainer and the clutch housing butDO NOTapplynew sealer at this time. New sealer will be applied
after all the preload measurements are made and
end-play shims are installed.
Fig. 74 INPUT SHAFT OIL GUIDE
1 - INPUT SHAFT
2 - INPUT SHAFT OIL GUIDE
Fig. 75 OUTPUT SHAFT POCKET BEARING RACE
1 - HANDLE
2 - INPUT SHAFT
3 - INSTALLER
Fig. 76 OIL GUIDE AND SPACER
1 - 0.3 IN. BEYOND FLUSH
2 - 0.4 IN. BEYOND FLUSH
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MANUAL TRANSMISSION - NV5600 (Continued)