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Dixon Z-Drive Drive Discup Replacement

Written By: Jack Hayes

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Dixon Z-Drive Transaxl3 Overhaul and Adjustment Manual Page 8 of 12 on how to Overhaul and Adjust Dixon Z-Drive Transaxle. We are an Authorized Dixon ZTR mower dealer carrying a large selection of Dixon Parts.  If you do not see the Dixon Parts you need, please complete the Lawn Mower Parts Request Form and we will be happy to assist you.



Figure 52


Figure 53
  •     Difficulty - - - Difficult
  •     Steps 12
  •     Estimated Time Required 23 minutes
  •     Sections X
  •     Flags X

Tools and Parts


Tools

Buy these tools

(1) 15/16" wrench or 15/16" socket with ratchet drive
(1) 1/2" wrench or 1/2" socket with ratchet drive
(1) Torque wrench calibrated in ft/lbs
(1) Loctite Anti-Sieze

Parts

Cradle Assembly PN 5330 superceded to 539116031
(1) Cradle PN 5322 superceded to 539116024
(2) Discup PN 5329 superceded to 539119543
(3) Locknut PN 3388 superceded to 539115670
(4) Sprocket PN 8413 superceded to 539116885
(5) Long Key PN 5070 superceded to 539115950
(6) Bearings PN 5343 superceded to 539116040
(7) Spacers PN 5068 superceded to 539115948
(8) Discup Shaft PN 5332 superceded to 539116033

Introduction


Describe the work to be performed

Discup Replacement

Disassembly of the Discup Unit


Step 1


Figure 54

1. Place cradle into bench vice, using the front (neutral spring arm) end.


Step2

2. Using a 15/16" wrench or socket, remove the discup lock nut.

Step 3


Figure 55

3. If a set bolt is present, use a 1/2" wrench or socket to remove the set bolt.

Step 4


Figure 56

4. Slide the shaft out of the discup and cradle.


Step 5

5. Remove the bearings and spacers from the cradle.


Step 6

6. Inspect the bearings and spacers for wear, damage, etc.

Step 7


Figure 57

7. Inspect the roller and pin for smooth operation.


Step 8


Figure 58

8. Inspect the pivot bolt and bushings for wear and damage.

Step 9


Figure 59

9. Inspect the discup for wear, cracks, rough spots on wear surfaces, etc.

Step 10


Figure 60

10. Inspect the sprocket for wear.

Step 11

11. Replace any defective parts.

Reassembly of the Discup Assembly


Step 1

1. Coat the shaft with Loctite Anti-Seize


Step 2

2. Place/press the bearings into the cradle.

Step 3


Figure 61

3. Slide the shaft through the inner bearing and inner spacer in the cradle.

Step 4


Figure 62

4. Place the key into the discup keyway.

Step 5


Figure 63

5. Slide the discup shaft through the discup, outer spacer and

Step 6


Figure 64

6. Slide the sprocket onto the shaft and align the keyways in the shaft and sprocket.  Insert the key into the aligned keyways.




Step X

7. Screw the lock nut onto the shaft and torque to 50 ft/lbs.

Step 1


Figure 65