ZF Repair Manual: ZF63A, ZF63, ZF80A, ZF80-1A
<< Previous of 84 Next >>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.
Spacer is only in ZF 80A and ZF 80-1 A.
FIG. 1-2
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.
Position shaft assembly on suitable holding fixture.
Using a tube with a bore dia. of 35 mm/1.38 in and a
plastic hammer gently drive thrust washer in position.
(item 1 Fig. 1-3). Repeat same procedure on opposite
side.
FIG. 1-3
1.4 Mounting inner races of tapered roller
bearings
Heat inner race of tapered roller bearing (item 1 Fig. 1-4)
to approx. 120 ë(248 ëF) and push onto input shaft. After
cooling down, press bearing carefully against button ring
(item 2, Fig. 1-4) by means of a sleeve and a manual
press or a copper brass punch.
|
CAUTION
|
Handle heated tapered roller bearing inner race only
with special gloves!
NOTE
For pressing, apply sleeve to inner race but not to
rollers.
FIG. 1-4
1.5 Assemble piston rings
Mount piston ring seals (item 1, Fig. 1-5) onto input shaft.
+
|
IMPORTANT
|
Make sure the interlocking position of the piston
rings are staggered on the shaft.
FIG. 1-5
18
Repair Manual and Spare Parts List
Section 4: Assembly
1
1
2
2
1
3
ZF63A (Ratio= 2.7 only)
ZF80A - ZF80-1 A
ZF63A (no Ratio= 2.7)
ZF63
120
Ëš
C
248
Ëš
F
1
2
1