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Installation Instructions (cont'd)
Wiring (cont'd)
USE WITHOUT POWER CORD (cont'd)
3. A standard 7_"conduit opening has been made in the water
heater junction box for the conduit connection.
4. Use wire nuts and connect the power supply wiring to the
wires inside the water heater's junction box.
5. The water heater must be electrically "grounded" by the
installer. The unit will not operate unless it is properly
grounded. A green ground screw has been provided on the
water heater's junction box. Connect ground wire to this
location. For complete grounding details and all allowable
exceptions, refer to the current edition of the National
Electrical Code ANSI/NFPA 70.
6. Replace the wiring junction cover using the screw provided.
WIRING DIAGRAM
ECO LI
_H [ ON/OFF m
sw._._
THERMOSTAT
[] SWITCH
"<'-1
BLOWER
VACUUM
SWITCH
[] IEXHAIIST
BLOCKAGE)
[]
FLAME SENSE ROD
NORMAL OPERATION SEQUENCE
INDICATED BY BOXED NUMERALS
L2 GND
J
I
I
IWIRE NUT WIRE NUT
""x
)WEF
_LE_:EMALE
SPADE
TERMINAI,_
!'I-j o
,-,.
A CAUTION I
Label all wires prior to disconnection when servicing
controls. Wiring errors can cause improper and I
dangerous operation. Verify proper operation after
servicing.
16