LENNOX L40 Smart Thermostat Owner’s Manual
Single Stage Air Handler or Single Stage Heat Pump with Refrigerant Detection System (RDS)
Single Stage Furnace or Single Stage Heat Pump (Dual Fuel) with Refrigerant Detection System (RDS)
2
OPTIONAL
N.C. CONDENSATE
FLOAT SWITCH
2
OPTIONAL
RDS Sensor
N.C. CONDENSATE
FLOAT SWITCH
RDS Sensor
L40 Smart Thermostat
4
L40 Smart Thermostat
3
SW2 SENSOR #1 SENSOR #2
4
3
W1
W1
W2
G
SW2 SENSOR #1 SENSOR #2
W
W1
W2
G
W1
W2
W1
W2
G
W
W1
W2
G
W2
ON
G
LED
G
ON
G
SW1
LED
G
O
R
O/B
SW1
O/B
R
O/B
R
O/B
O/B
R
O/B
R
R
DS
C
R
R
DS
C
DS
C
DS
RDS Field Kit – 24 Volt
Cat # (27A02)
DS
C
DS
C
RDS Field Kit – 24 Volt
Cat # (27A02)
C
Y
C
Y
C
Y1
Y2
Y1
Y2
Y1
Y2
Y1
Y2
Y1
Y2
Y1
Y2
TSTAT
INDOOR
5
Defrost Tempering Kit
(67M41)
TSTAT
INDOOR
5
Defrost Tempering Kit
(67M41)
Typical Single Stage
AHU
ZONING
NO COM NC
ALARM
NO COM NC
Typical Single Stage
Furnace
ZONING
NO COM NC
ALARM
NO COM NC
W1
W1
O
R
O
R
C
C
Y1
Y1
Lennox Typical Non-Low GWP
Single Stage Heat Pump Unit
Lennox Typical Non- Low GWP
Single Stage Heat Pump Unit
| General | Details |
|---|---|
| Name | LENNOX L40 Smart Thermostat Owner’s Manual |
| Make | Lennox |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.17 MB |

LENNOX EL18KCV Smart Wi-Fi Communicating Thermostat User Manual

LENNOX S40 Smart Thermostat User Guide















