6
ELECTRICAL INSTALLATION GUIDE
CONNECTION TO POWER SUPPLY
WARNING
: YOUR ECCOTEMP MUST BE INSTALLED AND SERVICED BY QUALIFIED PERSONNEL. DAMAGE
TO YOUR UNIT, SERIOUS PERSONAL INJURY OR DEATH MAY OCCUR IF INSTALLED OR HANDLED
IMPROPERLY. CARE MUST ALWAYS BE USED TO AVOID ELECTRICAL ACCIDENTS WHEN INSTALLING
OR SERVICING. NEVER USE PARTS THAT ARE NOT ORIGINAL EQUIPMENT OR APPROVED ALTERNATE
REPLACEMENT PARTS.
NOTE
: THIS WATER HEATER MUST BE INSTALLED TO MEET THE CURRENT NATIONAL ELECTRIC CODE,
AND ANY APPLICABLE LOCAL PLUMBING, ELECTRICAL, HEATING AND AIR CONDITIONING CODES.
Install wiring (see wiring diagram) from the unit to the Main Power Circuit Breaker Panel. Connect the
wiring to the unit as shown on the wiring diagram attached to the inside of the unit’s cover.
MOST MODELS REQUIRE MULTIPLE POWER SOURCES.
WHEN WIRED DIRECTLY TO THE BREAKER BOX,
THEY REQUIRE MORE THAN ONE DOUBLE POLE
CIRCUIT BREAKER.
RISK OF ELECTRICAL SHOCK. HEATING ELEMENT IS
NOT GROUNDED. ALL UNITS CAN HAVE MULTIPLE
POWER SUPPLIES. DISCONNECT ALL POWER
SUPPLIES BEFORE SERVICING.
IF USING STRANDED WIRE, MAKE SURE THAT
ALL STRANDS ARE IN SECURELY PLACED IN
THE TERMINAL BLOCK. A LOOSE STRAND IN
CONTACT WITH THE CIRCUIT BOARD CAN IMPAIR
PERFORMANCE OR DAMAGE THE BOARD.
HEATER SUPPLY SIDE CONNECTION
FOR TWO CHAMBER MODELS INSTALLED WITH A
SINGLE BREAKER AND WITH JUMPERS INSTALLED
ON THE CIRCUIT BOARD, ONE PAIR OF WIRES SHOULD
BE ATTACHED WITHIN THE UNIT AT POWER CIRCUIT 1
(CKT 1)-ONE WIRE TO L1 AND ONE WIRE TO L2. FOR
TWO CHAMBER MODELS INSTALLED WITH A TWO
BREAKERS AND WITH JUMPERS REMOVED (OR FOUR
CHAMBER MODELS WITH JUMPERS INSTALLED), A
SECOND PAIR OF WIRES MUST ALSO BE ATTACHED
AT POWER CIRCUIT 2 (CKT2)- ONE TO Ll AND ONE
TO L2.
FOR FOUR CHAMBER MODELS WITH JUMPERS
REMOVED, A THIRD AND FOURTH PAIR OF WIRES
ARE REQUIRED FOR POWER CIRCUITS 3 AND 4
(CKT 3 & CKT 4).
JUMPERS ARE FACTORY INSTALLED ON SMALLER
KW MODELS AND ARE INCLUDED IN THE BOX FOR
OPTIONAL INSTALLATION ON LARGER KW MODELS.
CONSULT THE WIRING DIAGRAM OR ECCOTEMP
CUSTOMER SERVICE FOR ADDITIONAL INFORMATION.
WARNING!
WHERE REQUIRED BY CODE USE A
DISCONNECT SWITCH ADJACENT TO
THE WATER HEATER. WHEN MAKING
THIS TYPE OF INSTALLATION, BE SURE
THE MAIN FEEDER WI
RES USED ARE
PROPERLY SIZED.
