JUMPER
WIRE
THERMOSTAT
C‡ | B | O |
| Y | G | W |
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| RC |
| RH | SYSTEM | ||||||||||||||||||||||||
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| Fan |
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| Heating |
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| Relay |
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| Hot | |||||||
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| NOTE |
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| 24 VAC |
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| 120 VAC | ||||||||
For |
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| Neutral | ||||||
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attach to RH and W |
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| TRANSFORMER | |||||||||||||||||
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| Figure 2. Typical wiring diagram for |
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| heat only, | ||||||||||||||||||||||||||||||||||
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| JUMPER |
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| WIRE |
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C‡ |
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| Y |
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| THERMOSTAT | |||||||||||||||||||
B | O |
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| G | W | RC | RH |
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| SYSTEM | |||||||||||
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| Cooling |
| Fan |
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| System |
| Relay |
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| Hot |
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| 24 VAC |
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| 120 VAC |
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| Neutral | ||||||
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| TRANSFORMER | ||||||||||||||||
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| Figure 3. Typical wiring diagram for | |||||||||||||||||||||||||||||||||
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| cool only, | ||||||||||||||||||||||||||||||||||
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| NOTE |
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RED jumper wire (provided with thermostat) must be |
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connected between thermostat RH and RC terminals |
| JUMPER |
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for proper thermostat operation with this system. |
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| WIRE |
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C‡ |
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| Y |
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| THERMOSTAT | |||||||||||||||||||
B | O |
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| G | W |
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| RC | RH |
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| SYSTEM | ||||||||||
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| Cooling |
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| Fan |
| Heating |
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| System |
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| Relay |
| System |
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| Hot | ||||||||||||||
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| 24 VAC |
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| 120 VAC | ||||||||
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| Neutral | ||||||
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| TRANSFORMER |
THERMOSTAT
C‡ | B | O | Y |
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| G |
| W |
| RC | RH |
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| SYSTEM | ||||||||||
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| Hot |
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| Cooling |
| Fan |
| Heating |
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| 24 VAC |
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| 120 VAC | |||||||||
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| System |
| Relay |
| System |
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| Neutral |
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| HEATING | ||||||
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| TRANSFORMER | ||||||||
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| 24 VAC |
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| Hot | |
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| 120 VAC | ||
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| Neutral |
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| COOLING TRANSFORMER | ||||||||||
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| Figure 5. Typical wiring diagram for | |||||||||||||||||||
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| JUMPER |
| JUMPER |
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| WIRE |
| WIRE |
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C‡ | B | O |
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| G | W | RC | RH | THERMOSTAT | ||||||||||||
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| SYSTEM | ||||||||||||||||||
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| Reversing | Compressor |
| Fan |
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| Valve* | Contactor |
| Relay |
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| Hot | |||||
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| 24 VAC |
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| 120 VAC | |
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| * Reversing valve is energized when the |
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| Neutral | |||||||||||
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| system switch is in the COOL position |
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| TRANSFORMER | ||||||||||||||||||
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| Figure 6. Typical wiring diagram for heat pump | |||||||||||||||||||||||
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| JUMPER |
| JUMPER |
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| WIRE |
| WIRE |
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C‡ |
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| B | O |
| Y |
| G | W | RC | RH | THERMOSTAT | ||||||||||||
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| SYSTEM | ||||||||||||||||||
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| Reversing | Compressor |
| Fan |
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| Valve* | Contactor |
| Relay |
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| Hot | |||||
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| 24 VAC |
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| 120 VAC | |
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| * Reversing valve is energized when the |
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| Neutral | |||||||||||
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| system switch is in the HEAT position |
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| TRANSFORMER | ||||||||||||||||||
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Figure 7. Typical wiring diagram for heat pump
Figure 4. Typical wiring diagram forwith reversing valve energized in HEAT heat/cool,
‡The 24 Volt neutral connection to terminal C on the thermostat is not required if the batteries are replaced once a year with fresh "AA" Energizer® alkaline batteries.
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| Cooling System | ||
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| Heating System |
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| ! CAUTION |
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1. | Move SYSTEM switch to HEAT position. If the heating |
| To prevent compressor and/or property damage, if the | ||||
| system has a standing pilot, be sure to light it. |
| outdoor temperature is below 50°F, DO NOT operate | ||||
2. | Press | to adjust thermostat setting above room tempera- |
| the cooling system. | |||
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| ture. The heating system should begin to operate. | 1. Move SYSTEM switch to COOL position. | |||||
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3. | Press | to adjust temperature setting below room tem- | 2. | Press | to adjust thermostat setting below room tempera- | ||
| perature. The heating system should stop operating. | ||||||
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| ture. The blower should come on immediately on high | |||||
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| speed, followed by cold air circulation | |||
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| 3. | Press | to adjust temperature setting above room tem- | ||
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| perature. The cooling system should stop operating. |
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