Islandaire 6041206, Installation And Operation Manual

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Wiring
This thermostat is shipped from the factory to operate a conventional heating and cooling
system. This thermostat will also operate a heat pump system. See the “heat pump”
configuration step on page 10 of this manual to configure the thermostat for heat pump
applications.
1. If you are replacing a thermostat,
make note of the terminal
connections on the thermostat that
is being replaced. In some cases
the wiring connections will not be
color-coded. For example, the red
wire may not be connected to the
R terminal.
2. Loosen the terminal block screws.
Insert wires then retighten terminal
block screws.
Terminal 1 Heat 1 Cool
Conventional System
1 Heat 1 Cool
Heat Pump System
2 Heat 1 Cool
Heat Pump System
R Transformer power Transformer power Transformer power
C Transformer common Transformer common Transformer common
B/O Energized in heating /
Energized in cooling
Energized in heating /
Energized in cooling
Energized in heating /
Energized in cooling
GL Fan Relay, Low Fan Relay, Low Fan Relay, Low
GH Fan Relay, High Fan Relay, High Fan Relay, High
W Conventional heat N/A Emergency heat
Y Energized in cooling Energized in heat & cool Energized in heat & cool
Installation Tip
Do not overtighten
terminal block screws,
as this can damage the
terminal block. A damaged
terminal block can keep
the thermostat from fitting
on the subbase correctly
or cause system operation
issues.
Max Torque= 6 in-lbs.
5
Wiring