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Snomas's avatar
Snomas
Explorer
May 25, 2013

How do you check zone 1 a/c to zone 2 a/c j11 connection

In zone 1 my front AC unit I have replaced the corroded thermostat 4 wire J11 plugs and connection from zone 1 AC to zone 2 AC. To be sure they are correct should there be 12 volts coming out towards ...
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dougrainer's avatar
dougrainer
Nomad
May 26, 2013
http://www.dometic.com/b3056cd0-1a5b-4a15-8c1f-1d322d4ac84d.fodoc

copy and paste and look at page 9. There is no reason to attempt to "measure" any voltage. If the fuse on the board is good and you have replaced the RJ 11 connectors correctly (wires are in correct order---the wires are REVERSED from a standard phone connection). Then you should have no problems. Doug

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