This video provides step-by-step repair instructions for replacing the handle lock pin spring on a Honda lawn mower. The most common reason for replacing the spring is if the handle will not stay in place.
All of the information for this spring replacement video is applicable to the following brands:
Tools needed: 1/16 inch punch, rubber mallet
To replace a handle lock spring on your lawn mower first remove the grass bag if applicable.
Rotate the handle lock knobs a quarter-turn to release the lock pins.
Rotate the appropriate knob another quarter-turn to release the spring tension then use a 1/16th inch punch and a rubber mallet to knock out the roll pin securing the knob. You can now remove the knob and lock pin assembly.
Install the new handle lock spring by sliding it over the lock pin then insert the pin and spring into the collar.
Now align the hole in the knob with the hole in the lock pin.
Insert the roll pin and use the punch and mallet to knock it into place.
Rotate the knob a quarter-turn
Lower the handle to the desired position then rotate both knobs a quarter-turn to secure.