Ecobee EB-STATe3-02 Instruction Manual download pdf (Page 8)

Step 1. Power o your HVAC system

Before doing anything else, power o your system. If your

HVAC equipment doesn’t have a master switch, go to your

circuit breaker box and turn o the breaker.

Verify that the equipment is o by attempting to adjust

the temperature your existing thermostat. The thermostat

will show the temperature change but your cooling or

heating should not come on.

Power o your system either

using the master switch or at

the circuit breaker box.

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Ecobee EB-STATe3-02 Instruction Manual Page 8