Nortec SETC Outdoor - Manual (Page 23)

SETC B+ Series
INTERNAL WIRING DIAGRAM
DIAGRAM NUMBER 2549738 REV. C
DATE March 16, 2010
Figure 13: SETC Wiring Diagram
21 | Troubleshooting
SETC Wiring Diagram
Bk
All Models Except SETC B+ 50
R Bk R Y R Bk R Y
Bk
R
R
Bl
W
G
R
Bk
Bk Br
Bk
G
R
W
Gr R Br W Bk
Y
Bk
R
R
Y
O
R
R
R
W
G
R
Bk
Y
R
R
R
Y
Y
R
Bk
BK
BK
BK
BK
Y
R
R BK
Connectors
R R
R
BK BK
W
W
R BL Y
J 1 9-F
lo
a
t
Driver
Board
J4-PMW1
J6-PMW2
J8-PMW3
J14 Blower
J16 Drain
J15 Fill
J3-A/P J5-Ign1 J7-Ign2 J9-Ign3
J17
24V
AC
J18 24V
AC
J13-Feedback
J10-Modul
J2a-RS485 J1-CPU Board
COM
Fault Remote PCB
NO NC
Steam Unit ON Error Service
COM NO NC COM NO COM NO
NO
Drain V
N L
EXTERNAL
INTERNAL
(1)
24
V
ac
(2)
Security
Loop
(3)
GND
(7)
GND
(8)
FTBD
(4)
CH
1
(5)
CH
2
(6)
+5
VDC
Tx
120/24
ON/OFF
SWITCH
5
4
1
2
FLM 6.25 A
Tank Temp
Drain V
Fill V
Level Sensor
J1
S
1
2
3
4
Analog
Output
DRAIN
OVERIDE
SWITCH
5 4
1 2
(9)
Ground
(10)
Actuator
24
V
AC
(1
1)
Actuator
GDN
(12)
0
-
10VDC
Out
Cabinet
Thermostat
Exhaust
Fan
Enclosure Heaters
with Thermostat
Outdoor Enclosure Only