ZF Repair Manual: ZF25A, ZF25, ZF45A, ZF45-1

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4.1.2 Install needle bearings and gear
Input spline side
.
Install needle bearing (item 1 fig. 1-2) onto shaft.
.
Slide spacer (item 3 fig. 1-2) where required.
.
Align splines on clutch discs previously installed
and install gear (item 2 fig. 1-2).
Make sure clutch gear is fully installed, engaging all
clutch discs.
Control block side
.
Repeat same procedure of input sline with excep-
tion there are no spacer.
4.1.3 Assemble butting rings
NOTE
.
Make sure thrust washer is fully pressed on and
gear is free to rotate.
.
Thrust washer must not be bent.
Control block side
Position shaft assembly on suitable holding fixture.
Using a tube with a bore dia. of 35 mm (1.38 inch.) in
and a plastic hammer gently drive thrust washer in po-
sition. (item 1, Fig. 1-3a)
Input spline side
ZF25A - ZF25 (Fig. 1-3b)
.
Install thrust washer (item 1) and ball (item 2) in the
groove.
.
Install the snap ring (3)
.
Install spacer (4)
ZF45A (ratio 2.5) (Fig. 1-3c)
.
Install snap ring (item 1).
.
Install thrust washer (item 2) and ball (item 3) in the
groove.
ZF45A (no ratio 2.5) - ZF45-1 (Fig. 1-3d)
Position shaft assembly on suitable holding fixture.
Using a tube with a bore dia. of 35 mm (1.38 inch.) in
and a plastic hammer gently drive thrust washer in po-
sition. (item 1 Fig. 1-3a)
18
Repair Manual and Spare Parts List
Section 4
1
2
2
1
3
FIG. 1 - 2
ZF25A - ZF25
ZF45A - ZF45-1
ZF45A (Ratio= 2.5)
up to serial number 23929G
ONLY ZF45A
(Ratio= 2.5) from
serial number 23930G
1
FIG. 1 - 3a
1
3
4
2
FIG. 1 - 3b
3
2
1
1
FIG. 1 - 3c
FIG. 1 - 3d