Lennox LGM Series Manual page 59

1
YEL
5 24VAC
HPSW1
2
1
YEL
YEL
1 HTSW1
2
1
BLU
24VAC
6
BLU
2 HTSW2
OPTIONAL IONIZER
WIRING. SEE IAQ 2
WIRING DIAGRAM
1
YEL
7 24VAC
YEL
3 LPSW1
2
1
BLU
8 24VAC
1 2
BLU
4 LPSW2
2
A55
J392
P392
3 1
MAIN CTRL
04
1 2 3 4
1 4
J395 J394 2 5
P395 P394
GRY
P420 P420
3
TO F57.LINE.L2
1 2 3 P48
TO F10.LINE.L2
BOTTOM
TOP
BLU
YEL
PNK
L1 L2 L3
SEE POWER ENTRY
DIAGRAM IN DISCONNECT 1 2 3
BOX FOR DETAILS P289
FROM
F10 LOAD T1
RED
RED
YEL
RED BLU
PNK
LGM/LCM092U/150U G Voltage
RED
GRY
1
RED−BLK RED−BLK
1 RT17 RT6 1
GRY 1
4 GND GRY
GND 4
2
2
1 1
RED−BLK
RED−BLK
2
2 RT48 RT46
GRY GRY
5 GND GND 5
2 2
1 1
RED−BLK RED−BLK
3
3 RT49 RT47
GRY GRY
6
6 GND GND
2 2
1 1
RED−BLK
RED−BLK
1 RT44 RT42 1
GRY GRY
3 GND GND 3
2 2
1 1
RED−BLK RED−BLK
2 RT45 RT43 2
1
GRY GRY
4 GND GND 4
2 2
1 3 2 4 3 6 1
J389 J390
P389 P390
P420
P420
1
BLK
J417 P417
BLK YEL
L2
L1
LINE
1 2 3
BLU
BRN
L1
BRN
BLU
L2
538145− 0 1
Page 59
F
2
DRNWR
1
BLK
BRN
2
DRNWR
G
6
3
BLK
GRY A
GND 10 7
B
BRN
1
ODF2
YEL
5
PWM3
P337
BLK
P336 5VDC
1
3
GRY
RED
9 2
GND
GRN
GND
3
1
ODF1 YEL
4
PWM2
4 3 1 2 1 2 3 4
J358
J378
P358
P378
FIELD
PROVIDED
P419
WIRING
SHIELDED
CABLE
4
PNK
YEL
NOTE: UVC−LIGHT POWER:
USE JUMPERS PROVIDED IN KIT
ON SECONDARY RED T5 WIRES.
SEE IAQ DIAGRAM
1
YEL
P52
2
PNK
1
YEL YEL
P47
2
PNK PNK
T2
T1
LOAD
TO K191−9
P24
3 4
TO A3
P18
P374−1
T1 ON GAS
ORN
UNIT 1
ONLY
T2
2
3 1
P132
2
TO A3
B6−2
ON GAS
UNIT ONLY
W I R I N G
D I A G R A M
Rev:1 
F L O W
TO A3 ON
GAS UNITS.
REF A−SECT
LOC CC01−02
SHIELDED CABLE
TWISTED PAIR
DENOTES OPTIONAL COMPONENTS AND WIRING
HE A TI N G C O O LI N G C O O LI N G AC C S AC C S
S E C TI O N S E C TI O N S E C TI O N S E C TI O N S E C TI O N
A B B3 C D