Carrier APOLLO CONTROL 48/50HJ004-024 - Manual (Page 7)

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