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59SP6A: Installation, Start-up, Operating, Service and Maintenance Instructions
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
34
A12223
Fig. 40 – Thermostat Wiring Diagrams
NOTES FOR THERMOSTAT WIRING DIAGRAMS
1. Heat pump
MUST
have a high pressure switch for HYBRIDHEAT
r
dual fuel applications.
2. Refer to outdoor equipment Installation Instructions for additional information and setup procedure.
3. If the heat pump date code is 1501E or earlier, select the “ZONE” position on the two speed heat pump control. Heat pumps with date code 1601E
and later do not have or require a “ZONE” selection.
4. Outdoor Air Temperature Sensor must be attached in all HYBRIDHEAT
r
dual fuel applications.
5. Configure the thermostat for air conditioner installations. Refer to thermostat instructions.
6. Configure thermostat for heat pump installations. Refer to thermostat instructions.
7. Configure thermostat for single-stage compressor operation. Refer to thermostat instructions.
8. Configure thermostat for HYBRIDHEAT
r
dual fuel operation. Refer to thermostat instructions.
9. NO connection should be made to the furnace HUM terminal when using a thermostat with a 24 volt humidifier output.
10. The RVS Sensing terminal “L” should not be connected. This is used internally to sense defrost operation.
11. If thermostat has internal control of heat pump balance point, DO NOT SELECT the “FURNACE INTERFACE” or “BALANCE POINT” option
on the two-speed heat pump control board. Refer to thermostat instructions.
12. Thermostat signals may vary. Consult thermostat installation instructions for more information.
Single-Stage Furnace with Single-Speed Air Conditioner
Single-Stage Furnace with Two-Speed Air Conditioner
Single-Stage Furnace with Single-Speed Heat Pump
Single-Stage Furnace with Two-Speed Heat Pump
THERMOSTAT
THERMOSTAT
THERMOSTAT
THERMOSTAT
*
*
*
*
D
D
D
D
See notes 2, 5, 7, 10, 14, and 15
See notes 1, 2, 4, 6, 7, 9, 10, 12, 14, and 15
See notes 2, 5, 8, 10, 14, and 15
See notes 1, 2, 3, 4, 6, 8, 9, 10,12, 14, and 15