Carrier Thermostat Manual De Usuario
→
WIRING DIAGRAM NOTES
1. The AC model thermostat can only control 1-stage cool and 1-stage heat. Dip Switch-C on has no controlling function and can either be
ON or OFF.
2. HP and 2S model thermostat MUST have Dip Switch-C ON when installed in air conditioner applications. If required, second-stage heat
is controlled by O/W2. Refer to indoor equipment Installation Instructions for proper setup.
3. HP and 2S model thermostat MUST have Dip Switch-C OFF when installed in heat pump applications. The reversing valve is controlled
by O/W2.
4. Intelligent Heat Staging Option: 2S model thermostat with Dip Switch-C OFF and Switch-D ON. This provides single-stage heat pump
operation Y/Y2, with three-stage auxiliary heat via W/W1 and Y1/W2. Refer to variable-speed fan coil Installation Instructions. Proper
’intelligent heat capable’ electric heater package must be used.
’intelligent heat capable’ electric heater package must be used.
5. As an option, lock the furnace into low-fire operation and let O/W2 control high-fire operation. Refer to indoor equipment Installation
Instructions for proper setup.
6. Furnace must control its own second-stage heat operation via furnace control algorithm. Refer to indoor equipment Installation Instructions
for proper setup.
7. Terminals marked with * may not be present on equipment.
8. Refer to fan coil Installation Instructions for proper wiring.
9. Select the "ZONE" position on the 2-speed heat pump control board.
10. Omit red and pink wires from diagram with wiring a 50ZP, ZH with 2-stage heaters.
11. Refer to outdoor equipment Installation Instructions for proper setup.
12. Program thermostat to bring on G (fan) with any W (heat) selection. See section under "set thermostat configuration."
13