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Installation Instructions (cont'd)
Wiring Diagrams
STANDARD WIRING FOR
2 WIRE LEAD WATER HEATERS
240 VOLT SINGLE ELEMENT
BLACK
u @
FOR 3800 WATTS
TO ELECTRIC
POWER SUPPLY
-- _ JUo_CTION
LOWER
HEATING ELEMENT
TO ELECTRIC
POWER SUPPLY
STANDARD WIRING FOR BLACK
2 WIRE LEAD WATER HEATERS
NON-SIMULTANEOUS OPERATION RED
240 VOLT DOUBLE ELEMENT
UPPER E.C.O. &
THERMOSTAT
BUSS BAR O_
W
FOR 5500 WATTS
FOR 3800 WATTS
UPPER
ELEMENT
w
LOWER
qEATING ELEMENT
WIRING FOR 3 WIRE LEAD WATER HEATERS
NON-SIMULTANEOUS OPERATION
240 VOLT DOUBLE ELEMENT
UPPER E.C.O.&
THERMOSTAT
BUSS BAR
\ \
FOR 5500 WATTS
FOR 3800 WATTS
YELLOW
ELEMENT
LOWER
T'STAT
LOWER
HEATING ELEMENT
THREE TYPES OF FIELD
t ONNECTIONS YOU MAY
HAVE
TIME CLOCK SWITCH
OPERATES BOTTOM ELEMENT ONLY
TO ELECTRIC _ L2 _ TO TIME
POV_fER SUPPLY LI L2 L2 CLOCK SWITCH
'wL_B LA NCTION BOX
YELLO CK
"OFF PEAK" METER
OPERATES BOTTOM ELEMENT ONLY
TOELECTRIC _ L2LIL2 "_ TO"OFF
pOWER SUPPLY LI _ PEAK" METER
O_ JUNCTION 8OX
YELL LACK
FOR TWO WIRE CONNECTION
TO ELECTRIC
POWER SUPPLY
LI L2
OW_ JUNCTION BOX
YEll. LACK
*NOTE: Some Lower Hi-Temp Limit
Switches may have 4 terminals. Use
only the 2terminals on left.
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