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Wiring Diagrams
STANDARD WIRING FOR 2 WIRE LEAD WATER HEATERS
NON-SIMULTANEOUS OPERATION 240 VOLT DOUBLE ELEMENT
[
-Before removing any access
panels or servicing the water
heater, make sure the electrical
supply to the water heater is
turned "OFF".
• Failure to do this could result in
death, serious bodily injury, or
property damage.
<,
_3
A6
GROUNDTERMINAL-""""""_,_
_J ==i L_ POWER SUPPLY
H,-T_MP _ JoN&,o.
UM"T_I0!_I _1 _ BOX
oPpER_--]
THERMOSTAT_ _'A_ /
Buss °'1 _ I_1
FOR 5500 WATTS 1_ 1..._ .
THERMOSTAT [ _ \ J
FOR3800WATTS
FIGURE 24.
WIRING FOR 3 WIRE LEAD WATER HEATERS NON-SIMULTANEOUS OPERATION 240 VOLT DOUBLE ELEMENT
*NOTE: Some lower Hi-Temp Limit Switches COuN_ECTHIONS _
may have 4 terminals• Use only the I I h
2 terminals on teft w :_ I
• _1 Ol D
UPPER _JI ,_ _
H_-TEMP_ _
SW_TCH>II_>4--_l_
UPPER ------4 I I
TNER_OSTA_-_Q I I I_:
iNDICATOR X _ I I 1
LAMP "_,:'_ _ Io
-T-'" _-L_._-_ _1 _1I_
BUSS N UPPER HEATING------_ I l
\ BAR _ ELEMENT L Io
\ "_-\_\ LOWER I
,., _, o_,-"_ H.TEMP _I_
,_ I _'_ ILu LIMIT ------_I_ I
LOWER _ I
FOR 5500WATTS THERMOSTAT_)_ I
I
0 _ I _ LOWER _,I
I_._(*Z_I_ HEATING=L_
FOR 3800 WATTS _
A9
1. TIME CLOCK SWITCH
OPERATES BOTTOM ELEMENT ONLY
TO ELECTRIC _ L2 _ TO TIME
POWER SUPPLY _ CLOCK SWITCH
_ JUNCTION BOX
YELLOW I IFBLUEI BLACK
2. "OFF PEAK" METER
OPERATES BOTTOM ELEMENT ONLY
TOELECTRIC "-.-,,==_L2LI_ TO "OFF PEAK"
POWERSUPPLY_ METER
3. FOR TWO WIRE CONNECTION
TOELECTRIC
POWERSUPPLY LI L2
L
O JUNCTION BOX
YELLOWl =FBLOE'_BLACK
FIGURE 25.
16
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