Lennox LGM120U - Page 58

Page 58
LGM/LCM192U/150U Y Voltage
YEL
GRY
RED−BLK
WHT
RED−BLK
RED−BLK
RED
BLU
RED−BLK
RED−BLK
GRY
GRY
ORN GRY
BLK
RED YEL
BLK ORN GRY
BLK
BRN
DRNWR
DRNWR
YEL
BLU
PNK
Rev:
1 
YEL
PNK
PNK
PNK
BLU
GRY ORN
GRY
PNK
YEL
BLU
BLU
C
3
1
1 2
WHT BLK
SPL−121
12 34
1
2
4
5
1234 1346
1
2
3
4
5
6
7
8
1
2
1
2
1
2
1
2
1
2
1
2
3
4
5
6
1
2
1
2
1
2
1
2
1
2
1
2
3
4
1
2
3
4
5
6
1
2
1
2
1
2
1
2
1
2
3
4
YEL
4
5
9
10
1
3
1
3
123
123
1234
GRY
BLU
GRY
GRY
RED−BLK
RED−BLK
GRY
GRY
RED
YEL RED−BLK
RED
YEL
YEL
GRY
GRY
GRY
GRY
GRY
BLU
BLU
RED−BLK
GRY
YEL
GRY
YEL
GRY
ORN
BLU
GRY
YEL
YEL
GRY
BLU
GRY
BLK
BLK
1
2
1
2
GRY
RED−BLK
GRY
RED
RED YEL BLK
7
6
312
BRN
123
P48
1
2
PNK
BLU
123
YEL
1
2
1
2
12
1
2
3
BLU
1
BRN
RED
BLU
YEL
BLK
YEL
BRN
YEL
ORN
BLU
BLU
BLU
BRN
BLU
YEL
RED
RED BLU
PNK
PNK
YEL
YEL PNK
RED
BLU
PNK
BLU
PNK
PNK
BLU
BLU
PNK
YEL
1
2
3
BLK
GRN
RED
PN
K
P52
538147− 01
WI RI NG
DI AGRA
M
FLOW
HEATI NG
SECTI ON
A
SECTI ON
B
COOLI NGCOOLI NG
SECTI ON
B3
ACCS
SECTI ON
C
ACCS
SECTI ON
D
T1
T2
L1
L2
FROM TB13.L1
FROM TB13.L3
TO
A3 P374−1
GAS UNITS
ONLY
TO A3 B6−2
GAS UNITS
ONLY
P421
4
UVC−LIGHT
POWER:
USE DUAL
CONNECTOR
PROVIDED
IN KIT.
SEE IAQ
DIAGRAM.
J392
P392
A55
MAIN CTRL
24VAC GND 24VAC GND
GND L14 24VAC GND
J394
P394
J395
P395
COMP1
GND COMP2 GND
J389
P389
J390
P390
K191 GND
HTSW1
P388 J388
24VAC
HPSW1
HTSW2
24VAC
LPSW1
24VAC
LPSW2
24VAC
P385 J385
P379 J379
RT17
GND
RT48
GND
RT49
GND
RT44
GND
RT45
GND
J382 P382
J383 P383
RT6
GND
RT46
GND
RT47
GND
RT42
GND
RT43
GND
ODF2
PWM3
GND
OPTIONAL IONIZER
WIRING. SEE IAQ
WIRING DIAGRAM
ODF1
PWM2
GND
J381 P381
P336
P337
J378
P378
A30
GND 24VAC A30
SHIELDED
CABLE
A B G
J358
P358
P420
P420
P420
P420
J417 P417
2
P419
GND K65
SHIELDED
CABLE
P
4
1
3
J
4
1
3
TO A3 ON
GAS UNITS.
REF A−SECT
LOC CC01−02
A
B
G
FROM
F10 LOAD T1
P47
TOP
L3L2L1
BOTTOM
P289
SEE POWER ENTRY
DIAGRAM IN DISCONNECT
BOX FOR DETAILS
P18
P132
TO F10 LINE.L1
TO F10.LINE.L2
WB−033
DENOTES OPTIONAL COMPONENTS AND WIRING
P380 J380
5VDC
GND
WB−032
1
3