18-AC51D2-3
5
Installer’s Guide
TYPICAL FIELD HOOK-UP DIAGRAMS
Notes:
1. Be sure power supply agrees with equipment nameplate.
2. Power wiring and grounding of equipment must comply with local codes.
3. Low voltage wiring to be No. 18 AWG minimum conductor.
4. ODT-B must be set lower than ODT-A.
5. If outdoor thermostats (ODT) are not used, connect W1 to W2 and W3.
PRINTED FROM B152901 P02
PRINTED FROM B152908 P02
PRINTED FROM B152903 P02
NOTE
*
*
W2 present only on 2 stage
thermostat and furnace
PRINTED FROM B152907 P03
NOTE
*
*
W2 present only on 2 stage
thermostat and furnace
LEGEND
FACTORY WIRING
FIELD WIRING
