DescriptionThis video provides step-by-step instructions for replacing the interlock switch (reverse module) on Craftsman and Husqvarna riding lawn mowers. The most common reason for replacing the reverse module is when it does not disengage the mower blades while in reverse.
All of the information in this interlock switch replacement video is applicable to the following brands: Craftsman, Husqvarna
Tools used: 3/8” socket
Step-By-Step Instructions1
Before you replace the reverse module on your riding mower make sure the ignition switch is in the “off” position and the key has been removed.
2
Now shift the transmission lever forward and use a 3/8th inch socket to help loosen and remove the mounting screws securing the reverse module.
3
Disconnect the wire harness to fully remove the old part.
4
Install the new reverse module by first connecting the wire harness.
5
Align the module on the shift console then thread and tighten the mounting screws to secure.
6
With the module in place, return the transmission lever to the neutral position.