Evolve T-100-R Manuel d'utilisateur télécharger pdf (Page 4)

Page 4Overview

Heat Pump HVAC System Wiring

Terminal Marking Meaning Typical Wire Color

Record the old thermostat wire

connections and

terminal marking here

C 24VAC Common Blue

R 24VAC Return Red

G Fan Green

W or W1 Aux Heat White

Y or Y1 Compressor stage 1 Yellow

O (or B*) Change Over Valve Orange (brown*)

Y2 Compressor stage 2 Black

If you have a terminal marked “B” with a brown wire attached to it, that means you have a changeover (C/O) with heating

type heat pump system. Be sure to set the change over type in the Installer Settings menu to C/O Type: w/ Heat.

Otherwise, leave it set to w/ Cool.

Standard HVAC System Wiring

Terminal Marking Meaning Typical Wire Color

Record the old thermostat wire

connections and

terminal marking here

C 24VAC Common Blue

R 24VAC Return Red

G Fan Green

W or W1 Heat stage 1 White

Y or Y1 Cool stage 1 Yellow

W2 Heat stage 2 Orange

Y2 Cool stage 2 Black

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