Nissan Sentra. Instruction — part 853
TM-48
< UNIT DISASSEMBLY AND ASSEMBLY >
[6MT: RS6F94R]
INPUT SHAFT AND GEAR
• For removal of snap ring, set snap ring pliers and flat pliers at
both sides of snap ring. While expanding snap ring with snap
ring pliers, move snap ring with flat pliers.
• Disassemble gear components putting direction marks on the
parts that do not affect any functions.
1. Remove input shaft rear bearing bolt (1), using Tool (A).
CAUTION:
Do not reuse rear bearing bolt.
2. Remove input shaft rear bearing (1) with the following proce-
dure.
a. Set a suitable tool to input shaft rear bearing.
b. Remove input shaft rear bearing using suitable tool (A).
3. Remove spacer (1), 6th input gear (2), needle bearing, 6th baulk
ring, and 5th-6th synchronizer hub assembly (3).
4. Remove insert keys and 5th-6th coupling sleeve from 5th-6th
synchronizer hub.
5. Remove snap ring (1).
CAUTION:
Do not reuse snap ring.
6. Remove spacer, 5th baulk ring, 5th input gear (2), and spacer.
SCIA1755J
Tool number (A)
: KV32300QAM (
—
)
JPDIC0449ZZ
JPDIC0111ZZ
PCIB1750E
PCIB1754E
INPUT SHAFT AND GEAR
TM-49
< UNIT DISASSEMBLY AND ASSEMBLY >
[6MT: RS6F94R]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
7. Remove snap ring (1).
CAUTION:
Do not reuse snap ring.
8. Remove spacer, 4th input gear (2), 4th baulk ring, and 3rd-4th
synchronizer hub assembly (3).
9. Remove insert keys and 3rd-4th coupling sleeve from 3rd-4th
synchronizer hub.
10. Remove snap ring (1).
CAUTION:
Do not reuse snap ring.
11. Remove spacer, 3rd baulk ring, and 3rd input gear (2).
12. Set a suitable tool to input shaft front bearing (1), and then
remove input shaft front bearing.
Assembly
INFOID:0000000009759293
Assembly is in the reverse order of disassembly.
CAUTION:
• Replace transaxle assembly when replacing input shaft.
• For installation of snap ring, set snap ring pliers and flat pliers
at both sides of snap ring. While expanding snap ring with
snap ring pliers, move snap ring with flat pliers.
• Do not reuse snap ring.
• Check that snap ring is securely installed in a groove.
• Replace 3rd-4th coupling sleeve and 3rd-4th synchronizer
hub as a set.
• Replace 5th-6th coupling sleeve and 5th-6th synchronizer hub
as a set.
PCIB1753E
PCIB1752E
PCIB1751E
SCIA1755J
TM-50
< UNIT DISASSEMBLY AND ASSEMBLY >
[6MT: RS6F94R]
INPUT SHAFT AND GEAR
• Be careful to install 3rd-4th synchronizer hub according to the
specified direction.
• Be careful to install 5th-6th synchronizer hub according to the specified direction.
• Install input shaft front bearing (1) using a suitable tool (A).
• Install input shaft rear bearing (1) using a suitable tool (A) and Tool
(B).
• Apply gear oil to 3rd baulk ring, 4th baulk ring, 5th baulk ring, and
6th baulk ring.
(A)
: 3rd input gear side
(B)
: 4th input gear side
PCIB1748E
(A)
: 5th input gear side
(B)
: 6th input gear side
PCIB1749E
JPDIC0112ZZ
Tool number : ST36720030 (
—
)
JPDIC0113ZZ
INPUT SHAFT AND GEAR
TM-51
< UNIT DISASSEMBLY AND ASSEMBLY >
[6MT: RS6F94R]
C
E
F
G
H
I
J
K
L
M
A
B
TM
N
O
P
• Install input shaft rear bearing bolt (1), as per the following proce-
dure.
CAUTION:
Follow the procedures. Otherwise it may cause a transaxle
malfunction.
Do not reuse rear bearing bolt.
1. Fix the Tool (A) in a vise and set input shaft assembly.
2. Install input shaft rear bearing bolt and tighten it to the specified
torque of the first step.
3. Loosen input shaft rear bearing bolt by a half turn.
4. Tighten input shaft rear bearing bolt to the specified torque of the final step.
Inspection
INFOID:0000000009759294
INSPECTION AFTER DISASSEMBLY
Input Shaft and Gear
Check the following items and replace if necessary.
• Damage, peeling, bend, uneven wear, and distortion of shaft.
• Excessive wear, damage, and peeling of gear.
Synchronizer Hub and Coupling Sleeve
Check the following items and replace if necessary.
• Breakage, damage, and unusual wear on contact surface of cou-
pling sleeve, synchronizer hub, and insert key.
• Coupling sleeve and synchronizer hub move smoothly.
Baulk Ring
Check contact surface of baulk ring cam and insert key for excessive
wear, uneven wear, bend, and damage. Replace if necessary.
Bearing
Tool number : KV32300QAM (
—
)
JPDIC0449ZZ
SCIA7736E
SCIA1753J
SCIA0608J
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