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THERMOSTAT WIRING DIAGRAM
LOWER
ELEMENT
KCALB
KCALB
EULB
EULB
UPPER
ELEMENT
YELLOW
YELLOW
L1 L2
FUSED DISCONNECT
OR CIRCUIT BREAKER
RED
UPPER
THERMOSTAT
&
HIGH LIMIT
CONTROL
GROUND
SCREW
ELECTRICAL
SERVICE
GROUND
WIRING NO. 6
INTERLOCKING
(NON-SIMULTANEOUS)
WIRING FOR DOUBLE
ELEMENT HEATER
LOWER
THERMOSTAT
BLACK
BLACK
HOT NEUTRAL
FUSED DISCONNECT
OR CIRCUIT BREAKER
ETIHW
THERMOSTAT
&
HIGH LIMIT
CONTROL
WIRING NO. 1
SINGLE ELEMENT HEATER
HEATING
ELEMENT
GROUND
SCREW
ELECTRICAL
SERVICE
GROUND
BLACK
BLACK
L1 L2
FUSED DISCONNECT
OR CIRCUIT BREAKER
D
ER
THERMOSTAT
&
HIGH LIMIT
CONTROL
WIRING NO. 7
SINGLE ELEMENT HEATER
D
ER
HEATING
ELEMENT
GROUND
SCREW
ELECTRICAL
SERVICE
GROUND
120
V
1500*
2000
2500
3000
3500
4000
4500
5000
5500
6000
9000
12000
15
20
30
30
-
-
-
-
-
-
-
-
WATT
LOAD
BRANCH CIRCUIT SIZING GUIDE
Based on N.E.C. NFPA NO. 70 - 1999
15
15
15
20
20
25
30
30
35
35
50
70
15
15
15
15
20
20
25
30
30
30
45
60
208
V
240
V
Recommend
Over Current
Protection Rating
12
10
10
8
-
-
-
-
-
-
-
-
14
14
14
12
10
10
10
10
8
8
6
3
14
14
14
12
12
10
10
10
10
8
6
4
120
V
208
V
240
V
Copper Wire Size
AWG Based on N.E.C.
Table 310 -16 (60°C)
* Wattages less than 1500 may be wired 14 gauge with 15 amp
protection
ETIHW
WHIRLPOOL is a registered trademark of Whirlpool, U.S.A. © 2007 Whirlpool Corporation. All rights reserved.
Manufactured under license by American Water Heater Company, Tennessee.