DescriptionThis video provides step-by-step instructions for replacing the starter cap retaining ring on Briggs and Stratton small engines, commonly found on Toro, John Deere, Lawn Boy, and Craftsman riding lawn mowers. The most common reason for replacing the ring is if the engine won’t turn over.
All of the information in this retaining ring replacement video is applicable to the following brands: Briggs & Stratton, Toro, John Deere, Lawn Boy, Craftsman
Tools used: 1/4” socket or nut driver, 3/8” socket or nut driver, two small flat-head screwdrivers, pliers
Step-By-Step Instructions1
Before you replace the starter cap retaining ring on your engine starter, make sure the engine has cooled, the ignition switch is in the off position, and the key has been removed, if applicable.
2
If necessary, disconnect the headlight wire harness.
3
Then, lift up the hood or engine cover and detach it.
4
Now, rotate the air filter cover retaining knobs counterclockwise and pull off the cover.
5
Lift out the air filter.
6
Use a quarter-inch socket or nut driver to unthread the screw inside the filter housing.
7
Now, use a 3/8 inch socket or wrench to unthread the four blower housing mounting bolts.
8
Detach the oil drain tube and lift off the blower housing.
9
Now, hold the starter cap down and use two flathead screwdrivers to help pry the old retaining ring off.
10
If still intact, you should use eye protection during this step.
11
Install the new retaining ring by setting it on the shaft with the opening facing outward.
12
You can use pliers to help fully seat the ring.
13
Reposition the blower housing.
14
Make sure the housing is properly seated on the air diverter.
15
Rethread and tighten the mounting bolts to secure the housing.
16
The longer bolts go in the back.
17
Replace the screw in the filter housing.
18
Reposition the air filter, realign the cover, and rotate the retaining knobs clockwise to secure.
19
Reattach the oil drain tube to the blower housing.
20
Reinstall the hood or engine cover and reconnect the headlight wire harness, if applicable.