Carrier TP-NHP Thermostat User Manual


 
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A07218
Fig. 13 Cover on Equipment Control Module
14. Turn on power to equipment. On power up, all display segments will
light for 5 sec. For the next 5 sec a 2digit code appears on large display
which identifies AC/HP Control configuration. Refer to Option 33.
a. AC 1stage air conditioner, AC, with furnace or fan coil
b. HP 1stage heat pump, HP only with fan coil
c. H heating only system, furnace only or fan coil with electric
heat only
d. C cooling only system, AC with fan coil
e. H2 2stage heat pump with fan coil
f. A2 2stage air conditioner with fan coil or furnace