How to Repair the Rotary Axis of the Lawn Mower Deck

Table of contents:

How to Repair the Rotary Axis of the Lawn Mower Deck
How to Repair the Rotary Axis of the Lawn Mower Deck
Anonim

Instead of buying a replacement rotary axle for your lawnmower deck, you can try to repair it yourself by replacing only the damaged parts and thus incurring a lower cost.

Steps

Repair a Mower Deck Spindle Step 1
Repair a Mower Deck Spindle Step 1

Step 1. Remove the footboard from the tractor

In this way it will be easier to remove the rotary axis.

Repair a Mower Deck Spindle Step 2
Repair a Mower Deck Spindle Step 2

Step 2. Remove the blade and pulley from the damaged shaft

It is best to repair both axes even if only one appears to be malfunctioning.

Repair a Mower Deck Spindle Step 3
Repair a Mower Deck Spindle Step 3

Step 3. Remove the rotary axis from the platform

Be careful when unscrewing the bolts. Use unlocking oil and wait for it to penetrate. If the bolts break, don't panic. You can use the drill to remove the stump and to make other holes slightly offset from the original ones.

Repair a Mower Deck Spindle Step 4
Repair a Mower Deck Spindle Step 4

Step 4. Now you have to disassemble the rotary axis assembly to replace the damaged bearings

Bring the axis to the work table and tighten it in a vice or similar object.

Repair a Mower Deck Spindle Step 5
Repair a Mower Deck Spindle Step 5

Step 5. Put the pulley nut back and tighten it for a couple of turns around the axle shaft

Repair a Mower Deck Spindle Step 6
Repair a Mower Deck Spindle Step 6

Step 6. As shown in the image, deliver a decisive blow to the die

It will not take long, this operation should force the shaft to come out of the entire block of the rotary axis.

Repair a Mower Deck Spindle Step 7
Repair a Mower Deck Spindle Step 7

Step 7. At this point you should be able to remove the tree

You should have the rotary axis assembly (without shaft) with the upper and lower bearings visible.

Repair a Mower Deck Spindle Step 8
Repair a Mower Deck Spindle Step 8

Step 8. Use a screwdriver to pry the bearings out of their housing

Repair a Mower Deck Spindle Step 9
Repair a Mower Deck Spindle Step 9

Step 9. Make a note of the number printed on the side of the bearings and go to the parts store to buy new ones

Repair a Mower Deck Spindle Step 10
Repair a Mower Deck Spindle Step 10

Step 10. Clean all components thoroughly

Repair a Mower Deck Spindle Step 11
Repair a Mower Deck Spindle Step 11

Step 11. Press the new bearing into the lower housing

Repair a Mower Deck Spindle Step 12
Repair a Mower Deck Spindle Step 12

Step 12. If there is a sleeve to be inserted above the shaft inside the rotation axis assembly, remember to put it on before inserting the upper bearing

Repair a Mower Deck Spindle Step 13
Repair a Mower Deck Spindle Step 13

Step 13. Insert the upper bearing

Repair a Mower Deck Spindle Step 14
Repair a Mower Deck Spindle Step 14

Step 14. Refit the shaft in the rotation unit

Repair a Mower Deck Spindle Step 15
Repair a Mower Deck Spindle Step 15

Step 15. Using a tube or hollow tool, push or drum the sleeve around the shaft

It must come into contact with the inner ring of the upper bearing.

Repair a Mower Deck Spindle Step 16
Repair a Mower Deck Spindle Step 16

Step 16. Finished

Put the now repaired rotation axis back on the platform; the problem should no longer arise for the next 5 years.

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