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2.
Turn Off Power to the Fan Coil System
This is usually accomplished by turning
off the circuit breaker in the breaker
panel.
3.
Determine Wiring
Configuration
•
Remove the old thermostat from the wall to expose the wiring terminals.
•
Take a picture of the wiring for future reference.
•
Note the terminals attached to each wire and attach the matching label to the
ends of the wires.