Carrier 38TXA Air Conditioner User Manual


 
Fig. 7—Typical 24-v Circuit Connections (Continued)
A95501
R
C
24 VAC HOT
NON-CORPORATE
NON-PROGRAMMABLE
THERMOSTAT
MODEL AC
FK4C
FAN COIL
AIR
CONDITIONER
HEAT STAGE 1
COOL STAGE 1
INDOOR FAN
SEE
NOTE
2
G
Y/Y2
W1
C
Y
W
O
W2
D
H
Y1
G
R
Fig. 8—Typical 24-v Circuit Connections Legend
A95500
24 VOLT FACTORY WIRING
24 VOLT FIELD WIRING
FIELD SPLICE CONNECTION
CONTACTOR
C
LEGEND
NOTES:
1. Corporate thermostat wiring diagrams are only accurate for model numbers beginning with TSTAT_______.
2. Some units are equipped with pressure switches, temperature switch, or 5 minute compressor cycle protection. Connect 24-v field wiring
to factory-provided stripped leads.
3. Wiring must conform to NEC or local codes.
4. To stage the electric resistance heat, consult outdoor thermostat Installation Instructions.
Copyright 1996 CARRIER Corp. • 7310 W. Morris St. • Indianapolis, IN 46231 38txa1si
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Book 1 4
Tab 3a 2a
PC 101 Catalog No. 563-813 Printed in U.S.A. Form 38TXA-1SI Pg 8 1-96 Replaces: New