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Installation Instructions (cont'd)
Wiring Diagrams
TO ELECTRIC
POWER SUPPLY
STANDARD WIRING FOR
2 WIRE LEAD WATER HEATERS
NON-SIMULTANEOUS OPERATION
240 VOLT DOUBLE ELEMENT
BLACK
JNCTION
RED
UPPER E.C.O. &
THERMOSTAT
!USSBA
FOR 8500 WATTS
UPPER
ELEMENT
FOR 3800 WATTS
LOWER
HEATING ELEMENT
WIRING FOR 3 WIRE LEAD WATER HEATERS
NON-SIMULTANEOUS OPERATION
240 VOLT DOUBLE ELEMENT
UPPER E.C.O. &
THERMOSTAT
IUSS BA_
FOR 5500 WATTS
FOR 3800 WATTS
*NOTE: Some Lower Hi-Temp Limit
Switches may have 4 terminals. Use
only the 2 terminals on left.
ELEMENT
LOWER
T'STAT
YELLOW m
LOWER
HEATING ELEMENT
13
t HREE TYPES OF FIELD
CONNECTIONS YOU MAY
HAVE
TIME CLOCK SWITCH
OPERATES BOTTOM ELEMENT ONLY
TOELECTRIC _- 1.2 _ TOT]HE
POWER SUPPLY LI L2 1.2 CLOCK SWITCH
J_@BI PNCTION BOX
YEll_ CK
"OFF PEAK" NETER
OPERATES BOTTOM ELENENT ONLY
TOELECTR_ _ L2LIL2 -_ TO"OFF
POWER SUPPLY LI t pEAK" METER
_ JUNCTION BOX
YELL LACK
FOR TWO WIRE CONNECTION
LI L2
OW[_B JUNCTION BOX
YELL U_CK
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