PG 7
7 Wire Connections
Make sure your wires are labeled. This is necessary to determine which
If you have a Zoned Heating/Cooling system with multiple thermostats, please refer to our website at
Before you Connect Wires
Please refer back to these guidelines for safe and secure wire connections. ïTake care not to damage the labels for each wire in handling.
ïStrip insulation 3/8 in. (9.5mm) from wire ends.
ïConnect labeled wires only to a terminal with corresponding letter.
ïBend the wire slightly, insert the wire under the screw and tighten the down onto the wire.
Caution Do not allow wires to touch
each other or parts on unit . Wires must be routed through the hole in the back plate, below the terminal block, or they will hit parts on the cover .
What Wires Do You Have?
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| From | Furnace |
| From | Furnace |
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| G |
| AC unit | Y |
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From | Furnace | R |
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| And | And | AC unit | Y | ||||||
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| R |
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| R |
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| RH |
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| RH | From | Furnace | or |
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| RH |
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C |
| W |
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| RH |
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| RC | |
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| C | G |
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| G | |
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| C |
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| W |
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Go To Page 11 |
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PG 8 |
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