6 volts is correct. There is a sealed 6 volt battery
that is used for emergency lighting that many use.
Search You Tube for –
Restoring Elto Ignition Coil –
for tips on repairing the coil
and-
Super Elto Timer – How it Works – Adjustments – What Not To Do
to understand how the timer functions.
Any questions – be sure to ask.
Tubs.
A "Boathouse Repair" is one thats done without having tools or the skills to do it properly.