Recent content by GrumpyCat

Fumoto makes a wonderful oil drain valve for most every application. My Kawasaki came with a plastic petcock with 10mm plastic ”nut” to open. A nipple for 1/2” vinyl hose exits at right angle. This assembly is much cursed for the o-ring leaking but I think if not closed too tight and crushed it...

How do you know a bad battery message is being sent?

Buy a new mower! Get Tweels! No problem is too trivial to solve with money!

Find the contactor that went "clack" and determine if it is being driven to "clack" or not. If not then scratch your head, if being driven then go about finding a replacement contactor.

You know of a glue that sticks to steel rims? There are specific bead sealer products for sale. "Glue" by any other name. Can sometimes band-aid cracking or torn tire beads.

Voltage under load is the critical parameter. Voltage-no-load is a good starting point but is not a complete answer.

It would seem your battery went bad during the winter, Lithium batteries do not like to be frozen.