Carrier TM004-014 Thermostat User Manual


 
7
*Filter status switch and humidity sensor cannot function
simultaneously. Only one sensor can be wired.
Fig. 9 — Apollo Control Wiring Schematic — 50HJQ, 12
1
/
2
and 15 Ton Units
LEGEND
C—
Contactor
CHAS
Ground
COM
Common
DX
Direct Expansion
ECON
Economizer
GND
Ground
HT
Heat
IAQ
Indoor Air Quality
NC
Normally Closed
NO
Normally Open
OAT
Outdoor-Air Thermostat
SAT
Saturated-Air Temperature
Factory Wiring
Field Wiring