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Installation Instructions (cont'd)
Wiring Diagrams
STANDARD WIRING FOR
2 WIRE LEAD WATER HEATERS
240 VOLT SINGLE ELEMENT
°
==
FOR 3800 WATTS
TO ELECTRIC
POWER SUPPLY
LOWER
HEATING ELEMENT
TO ELECTRIC
POWER SUPPLY
Ill
i_-_._ i
FOR 5500 WATTS _/_&-4_4L__
FOR 3800 WATTS "___H EATILOWELERMEN T
WIRING FOR 3 WIRE LEAD WATER HEATERS
NON-SIMULTANEOUS OPERATION
240 VOLT DOUBLE ELEMENT
UPPER E.C.O. &
THERMOSTAT
LOWER
T'STAT
FOR 3800 WATTS
m
*NOTE: Some Lower Hi-Temp Limit
Switches may have 4 terminals. Use only
the 2 terminals on left.
LOWER
HEATING ELEMENT
13
_=_ THREE TYPES OF FIELD
CONNECTIONS YOU MAY
HAVE
1. TIME CLOCK SWITCH
OPERATES BOTTOM ELEMENT ONLY
TO ELECTRIC _ n _ TO TIME
PowersuPPLY L1_L2 _2 CLOCKSWITCH
IA ,__ A IjUNCTION
BOX
YELLOW[ "=_'BI'U ElB_ACK
ii i uinllllllllu
2. "OFF PEAK_'METER
OPERATES BOTTOM ELEMENT ONLY
TO ELECTRIC ____ L1 L2-PTO "OFF PEAK"
PowerSUPPLYLt _L.tt MEter
f Jl- !
YELLOWI =.IEBLUEIBLACK
111 ii
3. FOR TWO WIRE CONNECTION
TO ELECTRIC
POWER SUPPLY L1 L2
/ I t \ ! BOX
vELLowl%LbhB CK
II I[ [lllll[ll I1[
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