Lennox LGT156H Installation Instructions Manual page 85

Air Flow Proving
Switch (S52)
Not Installed = N
Installed on M4 = C
Installed on DDC
Controller = D
Dirty Filter Switch (S27) [2]
Not Installed = N
Installed on M4 = C
Installed on DDC Controller = D
Overflow Switch
(S149 / S179)
Not Installed = N
Installed = Y
Reserved
Phase / Voltage Detection * [5]
N = Not Installed
1 = Enabled Internal (Lennox)
2 = External (A42) Phase Detection
3 = External (A42) Phase Detection
Configuration ID 2
1 2 3 4 5 6 7 8 9 10
[1]
[3]
[4]
on DI-2
on DI-3
FIGURE 48
Page 85
[10] Reserved
N = Not Installed
[9] Electric Heat
(Field-Installed)
N = Not Installed
Y = Installed
[8] Load Shedding
N = Not Installed
G = Global (P297 - pin 9)
2 = Installed on DI-2
3 = Installed on DI-3
[7] Zone Bypass
Damper
N = Not Installed
Y = Installed
[6] IAQ Options
N = Not Installed
1 = UV Lamp Installed
2 = Bipolar Ionizer Installed
3 = UV Lamp and Bipolar
Ionizer Installed
4 = Wireless IAQ Filter Sensors
5 = UV Lamp and Wireless
IAQ Sensor Installed
6 = Bipolar Ionizer and
Wireless IAQ Filter
Sensors Installed
7 = UV Lamp and Bipolar Ionizer
and Wireless IAQ Filter
Sensors Installed
508288-01 9/2022