Lennox LCT048 User Manual

Page 12
LGT/LCT036, 048, 060, 072
FIGURE 15
FIELD WIRING WITH ELECTRONIC AND ELECTRO-MECHANICAL THERMOSTATS
(Thermostat Mode)
J262C
10
11
12
P297
J297A
1
2
B
3
4
5
6
7
8
C
9
10
24 V POWER
W1
W2
P262
A55
R
OCP
C
G
W1
W2
Y1
Y2
2
K55
B
A
K55−1
7
5
2
S86
R
OCP
C
G
W1
W2
Y1
Y2
TO R
TO G
TO Y1
TO PROVIDE SUPERMARKET REHEAT SCHEME
USE S86 DEHUMIDISTAT AND K55.
ALL OTHER THERMOSTAT
SIGNALS REMAIN CONNECTED
AS SHOWN ON THE RIGHT.
TO UNIT CONTROLLER
2
THERMOSTAT INPUTS
FIGURE 16
FIELD WIRING IN ZONE SENSOR MODE
(Zone Sensor Mode)
A2 SENSOR
OUTPUTS
SENSOR
SENSOR
24VAC
RC
IAQ
HUM
AI1
D01
TMP
D02
UNIT CONTROLLER
J298
FIGURE 17
FIELD WIRING REHEAT UNITS (Using A Humidity
Sensor With Less Than 150 Ft. Wire Runs)
9
8
10
11
12
J262B
5
P298J298A
1
2
B
3
4
C
5
6
7
D
A91
VIN
VO
GND
P262
R
C
AI−1
HUM
TMP
DO−1
C
FIGURE 18
FIELD WIRING REHEAT UNITS
(Using A Dehumidification Switch)
7
10
8
9
R
DI−4
C
Use 24 VAC (R) from any terminal
available on J299−2, −5, or −7.
J299
DEHUMIDIFICATION
SWITCH

Lennox LCT048 Specifications

General

Brand	Lennox
Model	LCT048
Category	Air Conditioner
Language	English