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4. Using the provided stickers, label each wire
according to the chart.
(If the terminals are not labeled, contact a
qualied HVAC technician.)
Note: Wire colors do not always comply
with standards, so wire color should be
ignored. Refer to the existing terminal
designation for proper identication.
*If wires marked Y & C are both present, C may be a
Common wire and should not be used. If you have a wire
marked C, do not connect it to any terminal. This wire is
used only for non-battery powered thermostats.
5. Do not let the wires slip back into the wall during
disconnection. You may want to secure the wires
to the wall as you disconnect them. After all wires
are labeled, disconnect each wire and remove the
existing wall plate.
UNINSTALLING THE EXISTING UNIT, CONT.
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