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5b Wire two-stage heat, single-stage cooling
1. Do not disconnect the W2 wire from your heating/cooling system.
2. Disconnect the R wire from your heating/cooling system’s terminal block.
3. Connect the R wire to the Rc terminal on the THERMOSTAT end of the wire saver.
4. Disconnect the W wire from the heating/cooling system; connect it to W on the
THERMOSTAT end of the wire saver.
5. Disconnect the G wire; connect it to K on the THERMOSTAT end of the wire saver.
6. Disconnect the Y wire; connect it to C on the THERMOSTAT end of the wire saver.
7. Connect stripped ends of the included wire bundle to the terminals labeled EQUIPMENT
on the wire saver in this color order:
a. Connect red to Rc
b. Connect yellow to Y
c. Connect green to G
d. Connect blue to C
e. Connect white to W
8. Connect the other set of stripped ends to the terminals on your heating/cooling system
following the same color order.