State SBL85 390 NE A - Manual (Page 22)

22
heater wiring
All electrical work must be installed in accordance with the latest version of the National electrical Code ANSI/NFPA No. 70 and
must conform to all local code authority having jurisdiction. AN eleCTrICAl GrOuND IS requIreD TO reDuCe rISK OF
eleCTrICAl SHOCK Or POSSIble eleCTrOCuTION.
The controls of this water heater are polarity sensitive. be certain to properly wire the hot and neutral connections.
IF ANY OF THE ORIGINAL WIRE AS SUPPLIED MUST BE REPLACED USE ONLY 18 AWG 105°C 600V UL AWM STYLE #1015 WIRE
EXCEPT GAS VALVE CABLE WHICH MUST USE 2 CONDUCTOR 18 AWG 80°C 300V UL CATAGORY QPTZ POWER LIMITED CIRCUIT CABLE.
BY INSTALLER
FACTORY INSTALLED
W - WHITE
V - VIOLET
O - ORANGE
GR - GRAY
BL - BLUE
G - GREEN
G
G
Y - YELLOW
R - RED
BR - BROWN
BK - BLACK
GAS
VALVE
+ C F
- C F
4
3
5
1
2
BK
W
W/G
GR-HIGH SPEED
UPPER
PROBE
PROVER PS
NO
BLOCKED
FLUE PS
NC
LOWER
PROBE
H.V.
S1
GND
V2
IND/MV1
TH/W
V1/PV1
BK
BK
BK
W
W
W
W/BK
IGNITER FLAME
ROD
BLOWER
W-
NEUTRA
L
BK-SWITCHED HOT
W/G
W/G
W/G
W/G
W/G
IGNITION
CABLE
O
GROUND
120VAC/60Hz
NEUTRAL
R
R
R
R
GR
4.7k 4.7k
IGNITION CONTROLLER
FENWAL 35-63
R-24vac
HEAT CALL
R-24vac
HEAT CALL
4 WIRE
S
2 WIRE
S
11E79
THERMOSTAT
E1-4
E4-2
E3-2
E3-4 E3-1
E3-3
E4-1
E1-3
E1-2
E1-1
E2-1
E2-2
SWITCH
VFD
L1
L2
GND
U V W
LI1
LI2
24V
COM
4
3
5
1
2
IO MODULE
HIGH
IO MODULE
LOW
figure 20.