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Starting Member


Thursday, October 6th 2011, 10:38am

Rainbird unit voltage to all zones when it is turned on

I have a Rainbird 18 zone unit. When I manully turn on any 1 zone, all zones have voltage (27volts) going through them and nothing turns on. Any idea what it could be? It just started happening.


Supreme Member

Posts: 4,530

Location: Metro NYC


Thursday, October 6th 2011, 6:55pm

test the zone wiring for resistance

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