How to Adjust Snapper Push Mower Drive


DIY for Snapper

Adjusting Snapper Push Mower Drive System

ADJUSTING A SNAPPER DRIVE

Caution!
Do not attempt any adjustments with the engine running.  Stop the engine and allow sufficient time to cool.

Step 1:
Disconnect the spark plug wire and remove ignition key.

Disconnecting Snapper Spark Plug

Step 2:
Move the speed control lever to the fast position.
Moving Snapper Speed Control Lever

This will move the driven disc to the outside edge of the drive disc.

Snapper Drive Disc
The outside edge of the driven disc should be 1/8 inch from the outer edge of the drive disc.

Snapper Drive Disc Adjustment

Step 3:
If the driven disc is not 1/8 inch from the outside edge of the drive disc, remove the spring.
Snapper Drive Disc Adjustment

Step 4:
Remove the Jam Nut.
Snapper Drive Disc Jam Nut

Step 5:
Remove the cotter pin, washer and disconnect the transfer rod.

Step 6:
Set the driven disc 18 of an inch from the edge of the drive disc.
Snapper Drive Disc Adjustment

Step 7:
Rotate the transfer rod to adjust length. Then reinsert the rod into the thrust plate.
Snapper Drive Disc Transfer Rod Removal

Step 8:
Re-verify the 1/8 inch measurement.
Repeat previous steps as necessary.
Snapper Drive Disc Adjustment

Step 9:
Install the washer and a new cotter pin (Snapper Part No. 7090673), and tighten the Jam Nut.

Installing Snapper Drive Disc Transfer Rod

Step 10:
Move the speed control lever to the slow position and then the fast position.
Moving Snapper Speed Control

Step 11:
Verify the 18 of an inch space between the driven disc and the edge of the drive disc.
Snapper Drive Disc Adjustment

Step 12:
Re-install the spring, spark plug wire and ignition key.
Installing Snapper Transfer Spring

We carry a large selection of Snapper Drive Parts. If you need help finding your Snapper Parts, please complete the Lawn Mower Parts Request Form and we will be happy to assist you.


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– Jack Hayes

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Jack Hayes
About Jack Hayes 75 Articles
Jack Hayes is the Head of Internet Marketing at LawnMowerPros and the editor of this blog. You can often find him creating featured articles, DIY guides, custom graphics and much more.