DescriptionThis video provides step-by-step repair instructions for replacing the valve cover on a Kohler small engine (which is commonly found in riding lawn mowers, riding tractors, zero-turn radius mowers, and commercial walk-behind mowers). The most common reasons for replacing the valve cover are when the valve cover is broken or the valve seal is worn-out.
All of the information for this valve cover replacement video is applicable to the following brands:
Kohler, Toro, Exmark, John Deere
Tools needed: screwdriver, socket wrench
Step-By-Step Instructions1
As with any repair, be sure you’ve unplugged the appliance before beginning.
2
Your first step is to pull out the lint screen and remove the two screws near the opening.
3
Next, insert a putty knife under the front of the main top to release the two spring clips and rotate the main top up.
4
Disconnect any wires attached to the door switch and remove the top front panel screws.
5
Now, lift the panel up and out.
6
If your model has two front panels Use a flathead screwdriver to release the clips above the lower panel to detach it.
7
Now, loosen the two screws at the bottom of the upper panel and lift the panel off.
8
Depress the pulley to release the belt tension and unthread the belt from the pulley and motor shaft.
9
Now use the belt to lift out the drum.
10
If still intact, remove the two parts of the old ring bearing by squeezing the tabs to release.
11
Install the new ring bearing by aligning the two parts along the front of the drum and inserting the tabs into the slots.
12
Next, replace the drum by aligning its rim on the two support rollers and loop the belt around the tension pulley and motor shaft in a “zig-zag” formation.
13
Rotate the drum to help align the belt.
14
You’re now ready to reinstall the front panel or panels.
15
If your model has a solid front panel, align the slots in the panel with the two retainer clips.
16
Line up the drum with the seal on the front panel and press the panel down until it locks into position.
17
If your model has two panels, align the slots in the upper panel with the screws while lining up the drum.
18
Tighten the screws and replace the lower panel by snapping it into position.
19
Now, reinstall the two screws on top and reconnect the door switch wires.
20
Rotate the main top back into place and press down on the front to secure the spring clips.
21
Install the two screws at the lint screen opening replace the lint screen and plug the appliance back in to make sure it’s functioning properly.