Wiring Diagrams - Bradford White Brute MagnaTech BMGV1600 Installation And Operation Instructions Manual

Page 38
THIS DOCUMENT AND THE INFORMATION CONTAINED HEREIN ARE
PROPRIETARY TO LAARS HEATING SYSTEMS CO. AND SHALL NOT BE
REPRODUCED, TRANSFERRED TO OTHER DOCUMENTS, USED OR
DISCLOSED TO OTHERS FOR MANUFACTURING OR ANY OTHER
PURPOSE EXCEPT AS SPECIFICALLY AUTHORIZED IN WRITING
BY LAARS HEATING SYSTEMS CO.

8.10 Wiring Diagrams

12 POS CONN "B"
4
TO LWCO PROBE AT HX
10
5
MAIN
VALVE
9
3
8
PILOT
VALVE
2
7
SPARK
IGNITOR
GENERATOR
1
16 POS CONN "A"
8
BLOCKED FLUE &
GND BLOCKED INTAKE
15
*
7
14
CONDENSATE
6
HIGH GAS
13
5
LOW GAS
12
4
FLOW SWITCH
11
3
THERMAL
CUTOUT
10
2
ADDITIONAL
HIGH LIMIT
9
1
W
2
LWCO TO TB1-4C (120V N)
W
TO B4 (PROBE)
PROBE
P1 P2
MANUAL RESET
HIGH LIMIT
MAIN PWR
SWITCH
BK/OR
BK W
WIRE COLOR LEGEND
BK BLACK
BL BLUE
BR BROWN
WIRE VOLTAGE KEY
G GREEN
24V=
GY GRAY
OR ORANGE
120V=
R RED
V VIOLET
W WHITE
Y YELLOW
Figure 21. Wiring Diagram, Model 1600
FROM LWCO
"PROBE" TO PROBE
W
G
BK/R
BR
W/R
BK/Y
W/G
BK
W/V
BL/W
1 2
6 POS CONN "E"
12 14 4 8
C
NC NO
13 1 5
9
A
1
2
W
3
4
5
6
7
8
Y
9
24V NEUTRAL
10
24V NEUTRAL
11
BL/Y 24V NEUTRAL
12
13
14
15
BOILER PUMP
16
BOILER PUMP
17 SYSTEM PUMP
18
SYSTEM PUMP
19
DHW PUMP
20
DHW PUMP
21
22
23
24
ANALOG (+)
25
26
27
28
29
30
31
DHW SENSOR
32
DHW SENSOR
33
34
35
36
37
38
39
REMOTE RESET
40 REMOTE/TOD
COMMON
41
42
TOD TOD
43
4-20ma (+)
4-20mA (-)
44
0-110VDC (-)
45
0-10VDC (+)
3 4 5 6
Page 1 of 2
Y
B C
TB1
G
GROUND
G
120V (N)
LWCO #2 120V (N)
120V (N)
120V (N)
BK
120V +
120V +
BK/W
Y
DISPLAY #7
Y
BK
BL
24V +
BL
BL
24V +
DISPLAY #8
24V +
BR/R
W/V
BR/G
BR/V
OUTDOOR/ BR
SYSTEM
BR/Y
OUTDOOR/
SYSTEM
OR/W
ANALOG (-)
OR
BL
TT
BL
TT
W/R
ALARM
W/R
ALARM
BK
PUMP
W
0-10V
BL/W
BL
DISPLAY #4
COM2-A BR/R
W/R DISPLAY #5
COM2-B
DISPLAY #6
COM2-C Y/R
BR/G J3-MB2A
MB2-A
MB2-B W/G J3-MB2B
J3-MB2C
MB2-C Y/G
J10-1
R/BN
J10-3
R/BK
J10-2
R/BR
J10-4
V
V/W J10-6
V/BK J10-5