Specifications

LEGEND
DX — Direct Expansion
*Filter Status Switch and Humidity Sensor cannot function simultaneously. Only one sensor can be wired.
Fig. 7 — Damper Board Sensor Wiring
TO 24 VAC POWER
CONNECTOR ON ZONE DAMPER
(SEE NOTE)
TO RELAY CONNECTOR
ON ZONE DAMPER
(SEE NOTE)
7-WIRE HARNESS
(PART NO. CEAS230036-06)
2-WIRE HARNESS
(PART NO. CEAS230036-04)
FAN
HEAT
COOL
HVAC CABLE OR
8-WIRE PIGTAIL
COMMON
C1
H1
FAN
RELAY LOGIC
GREEN (G) FAN
WHITE (W) HEAT
BLACK (Y) COOL
RED (R) UNIT 24 VAC
TO H/C UNIT
NOTE: From the relay pack to the relay connector on zone damper there are 7 wires (18 gage) with a length of 1000 ft. From the relay pack to the
24 vac/5 va connector on the zone damper there are 2 wires, size to length. From the relay pack to HVAC unit there are 8 wires, size to length.
Fig. 8 — CHR-03 Cooling/Heating Relay Pack Wiring Diagram
8