AC SYSTEMS Gas or Electric
THERMOSTAT
2-Stage Cool
Single Stage Gas Heat
24 VAC
Outputs
("R" connection
THERMOSTAT
2-Stage Cool
2-Stage Gas Heat
24 VAC
Outputs
Subject to change without notice. Published in U.S.A.
Copyright © 2019 by Johnson Controls. All rights reserved.
Single Stage Furnace
or Modulating Furnace
R
C
G
W1
W2
Y1
Y2
O/B
= required,
2-Stage Furnace
R
C
G
W1
W2
Y1
Y2
O/B
York International Corp.
5005 York Drive
Norman, OK 73069
(continued)
INDOOR
R
C
G
W
Y1
Y/Y2
Modulating
Furnace Only
= may be required)
INDOOR
R
C
G
W1
W2
Y1
Y/Y2
Supersedes: 5407934-UIM-B-0818
OUTDOOR
2-Stage AC
R
C
Y1
Y2
OUTDOOR
2-Stage AC
R
C
Y1
Y2
A0933-002
5407934-UIM-C-1119