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  1. H

    Why am I reading 5V on this terminal? any harm?

    The grandkids pushed me over. After 4 hours in the swim spa one day of a few (they love it while visiting us), the water just went cloudy. I tell them not to.......yeah, right.
  2. H

    Why am I reading 5V on this terminal? any harm?

    Thanks for your input. I didn't think the problem was in the timer because the reading was "0"V when I disconnected the pump loads. That leaves the pump with a short somewhere (tripped breaker or a 240V reading???), or induced voltage as you mentioned (the 5V reading appears on both the Line2...
  3. H

    Why am I reading 5V on this terminal? any harm?

    I have a 240V 2 speed Magnetek 1081 motor/pump connected to an Intermatic RC2491RT mechanical timer on my swim spa, everything 20+ years old. I want to add a 240V ozonator powered on LO only. When I test Line2 terminal and the Timer/Lo terminal I get "0"V when the pump is OFF, 240V when the...