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3 pumps total. And am hoping to reuse the 3 existing switches and save some cash. If it doesnt work ill rewire or get the wake makers harness.

Thanks for the help.

Long story short I'd like feedback/guidance on relay selection. The relays will be used to operate reversible ballast pumps.

12v pump, stated draw is 11.5 amps. Its on a 20 amp circuit breaker....

Yes the timers were all on a common ground, but the ground is a heavy duty distribution block wired directly to the negative battery terminal, so I'd guess the ground was good.

Information on...

I just found a wiring diagram to do this but as a last resort, as I would need to upgrade every wire.

The original wiring design had the switches only carrying and on/off signal and is small...

Update just tested the pumps, all 3 will spin with 12v applied. New impellers sounds much better than new pumps!

If i was just to bypass the timers, what would I need?

I got a new to me, 2009 Mobius LSV last fall and have been working out the kinks this season.

Previous owner gave up on the factory installed gravity 3 ballast system for unknown reasons and had...