Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 1816
MSG MODEL (2WD) 7B-41
Important Operations
2. Rear Cover with Oil Seal
1) Align the pins at the lower side of the rear cover with the
holes in the lower side of the intermediate plate.
2) Apply recommended liquid gasket or its equivalent to the
rear cover fitting surfaces.
3) Install the rear cover to the intermediate plate.
4) Tighten the rear cover bolts to the specified torque.
Rear Cover Bolt Torque
N
⋅m(kgf⋅m/lb⋅ft)
37.2
± 7.8 (3.8 ± 0.8 / 27.5 ± 5.8)
Note:
Take care not to twist or puncture the oil seal during the
installation procedure.
3. Transmission Case
4. Bearing Snap Ring
1) Apply the engine oil to the transmission case top gear shaft
ball bearing fitting faces.
2) Apply recommended liquid gasket or its equivalent to the
transmission case fitting surfaces.
3) Install the transmission case to the intermediate plate.
4) Pull the top gear shaft from the transmission case until the
ball bearing snap ring grove protrudes from the
transmission case front cover fitting faces.
5) Use a pair of snap ring pliers to install the snap ring to the
ball bearing.
6. Front Cover with Oil Seal
1) Clean and apply recommended liquid gasket or its
equivalent to the through bolt threads.
2) Install the new gasket and tighten the new cover bolt to the
specified torgue.
Front Cover Bolt Torgue
N
⋅m(kgf⋅m/lb.ft)
24.5
± 2.9 (2.5 ± 0.3 / 18.1 ± 2.2)
7B-42 MSG MODEL (4WD)
4
××××4 MODEL TRANSMISSION
MAIN DATA AND SPECIFICATIONS
Transmission type
Fully synchronized 5-forward gears with
a constant mesh type reverse gear.
Transmission control
Direct control with the gear shift lever on the floor.
Gear ratio
5E
5k
1st
3.785
4.122
2nd
2.171
2.493
3rd
1.413
1.504
4th
1.000
1.000
5th
0.855
0.855
Rev.
3.720
3.720
Transfer case gear
Constant mesh type gear
Transfer gear control
Direct control with the gear shift lever on the floor.
*Gear ratio
Low
1.870
High
1.000
Oil capacity
lit.(US gal.)
4.4 (1.16)
Weight : approx.
kg(lbs)
70.1 (154.5)
*Transfer gear rations are only for effective on during four (4)wheels drive operations.
MSG MODEL (4WD) 7B-43
GENERAL DESCRIPTION
The MSG type transmission is fully synchronized 5-speek unit with blocking ring type synchronizers and a constant
mesh type reverse gear, and the transfer mechanism is built into the rear part of the transmission assembly.
The transfer mechanism is also constant mesh gear type shifting between the 2 and 4 wheel drive mode.
Shifting the transfer gears between 'Low' and 'High' is possible during 4 wheel drive operation.
7B-44 MSG MODEL (4WD)
TRANSFER OPERATION
NORMAL REAR WHEEL DRIVE (2H)
The High/Low sleeve and the 2WD/4WD sleeve operate as illustrated below, when the control lever of the transfer
is set to 2H.
Input gear (A) and Output gear (D) become free.
The power of main shaft
I
is directly transferred to rear output shaft
III
.
Main shaft
I
Rear output
Output shaft
III
Clutch hub
II
High/Low sleeve
Input
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