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

ZF25A (from s/n 19395L) - ZF25 (from s/n 17437L)

ZF45A - ZF45-1 (Figs. 4-2b, 4-2c, 4-2d)

Position oil suction pipe (item 1, Fig. 4-2b) in the

housing.

Put one drop of Loctite 243 into screw threaded

hole.

Lightly tighten the screw (item 3, Fig. 4-2b).

Insert centre square punch and tighten definitely

the screw.

Adjust oil suction pipe to measure "

" (A=26 mm)

(Fig. 4-2c).

Put some ATF fluid on the seal seat and on the oil

suction pipe using a brush.

Press into housing over the oil suction pipe the seal

using the appropriate punch (Fig. 4-2d).

4.4.2.2 Installation of baffle (Fig. 4-2e)

Put one drop of Loctite 243 on the screw thread (item 1)

and screw baffle plate (item 2) into the housing. After

tightening the screws bend plate lugs when present

over the hexagon of screws (see fig. 4-2e).

ZF45A ONLY (Fig. 4-2f)

Insert plastic baffle (item 1) into the housing. Make sure

oil baffle is fully installed.

4.4.3 Assembling input shaft seal

Apply thin coat of Loctite 574 on periphery of new radial

shaft seal rings (item 1, Fig. 4-3a and Fig. 4-3b) and

grease lips with KLUEBER STABURAGS NBU 30.

Put it onto the mounting mandrel.

Drive shaft seal uniformly into the housing by tapping

slightly onto the mounting mandrel.

NOTE

The sealing lip (A) on the shaft seal should point into

the inside of the housing. The radial shaft seal must

be adjusted so that the sealing lip runs on the

grounded surface of the shaft.

Repair Manual and Spare Parts List

Section 4

FIG. 4 - 2b

FIG. 4 - 2d

FIG. 4 - 2c

FIG. 4 - 2e

FIG. 4 - 2f

FIG. 4 - 3a

FIG. 4 - 3b