Search: Posts Made By: PJmax
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02-02-13, 10:23 PM
Replies: 5
Views: 12,451
Posted By PJmax

It would probably be best to have the electrician...

It would probably be best to have the electrician come back and fix his error.

If you have four wires on the thermostat......two are power in... L1 and L2 and two are out to the heater T1 and T2....
02-02-13, 05:49 PM
Replies: 5
Views: 12,451
Posted By PJmax

On most four wire thermostats.......only two...

On most four wire thermostats.......only two wires are controlled thermostatically.

L1 - T1 is the thermostatically controlled pair. They open and close depending on setting and temperature.

L2...
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