Service Manual

Assembly (Fig. 70)
1. Clean all parts thoroughly of all dirt and debris to
prevent damage to the bidirectional clutch and trans-
axle.
2. Place garter spring around the cage and into the
groove (Fig. 75).
3. Place thrust bearing, thrust washer,
and spring onto
the cam (Fig. 76).
4. Insert cam with thrust bearing, thrust washer, and
spring into the cage (Fig. 77).
Note: Rollers must be replaced as a complete set.
5. Insert rollers into the slots of the cage. Make sure
garter spring fits snuggly into the groove of all rollers
(Fig. 77).
Note: Both bearings must be replaced as a set.
6. If the ball bearings (4) were remove, press new
bearings into the housing and race (5).
7. If the oil seal (13) was removed, press new
seal into
the housing and race (5). Make sure the metal side of the
seal faces out from the housing.
Installation (Fig. 70)
1. Clean adapter plate (14) thoroughly of all dirt and
debris t
o prevent damage to the bidirectional clutch and
transaxle.
2. If the adapter plate (14) was removed from the
transaxle, install as follows:
A. Make sure contact surfaces between the adapt-
er plate and transaxle are free of dirt, debris, and oil.
B. Apply Loctite 59375 black silicone sealant or
equivalent
to the back side of the adapter plate.
C. Secure adapter plate to the transaxle with four
screws (15). Make sure not to get sealant into the
threaded holes of the transaxle.
3. Coat front drive shaft (19) and adapter plate (14)
lightly with Dexron III A
TF. Slide cage and roller assem-
bly as a complete assembly (see Fig. 71) slowly onto the
front drive shaft. Make sure large base end of the cage
was installed first.
4. Position housing and race (5) over the cage and roll-
er assembly. Make sure assembly parts are positioned
properly by pushing the clutch towards the transaxle
and feeling for spring (1
1) compression.
2
1
Figure 75
1. Garter spring 2. Cage
2
1
4
3
Figure 76
1. Thrust bearing
3. Spring
2. Thrust washer
4. Cam
3
4
1
2
Figure 77
1. Cam
3. Roller
2. Cage
4.
Garter spring
IMPORTANT:Make sure retaining ring (3) is properly
seated in the drive shaft (19) groove. Pull clutch out
from the transaxle to make sure that it holds in
place. Replace ring if bent or damaged.
5. Secure clutch to front drive shaft (19) with retaining
ring (3).
Front Wheel Drive Section – 4WD (Rev. F) Page 10 – 36 W
orkman 4000 Series