2. INSTALLATION LOCATION
Ecosmart heaters are designed for either indoor or outdoor use. Units must be mounted on a level
base parallel to the ground. Allow6 clearance at sides and at least 18 clearance at top and front for
any maintenance or repairs. Secure the unit to the base via screws (not provided)
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RecommendedClearances:
Top 18 inches
CAUTION: Combustible materials should be kept at least 24 inches
Sides: 6 inches
away from your heater and the output hot water pipe.
3-WATER CONNECTIONS / PLUMBING DIAGRAM
Please follow all plumbing instructions carefully. This product must be installed by a
licensed and qualified plumber inaccordance with all applicable national, state, pro-
vincial, and local plumbing codes.
IMPORTANTNOTES:
W H E N P R E P A R I N G T H E C O N N E C T I O N S G O I N G T O U N I T , M A K E S U R E Y O U D O N O T U S E
G L U E O R P U D D Y . A N Y G L U E O R P U D D Y G O I N G I N T O U N I T W I L L D A M A G E T H E F L O W
SENSOR PERMANENTLY. PRIOR TO THE FINAL HOOK UP TO UNIT FLUSH ALL THE LINES TO CLEAR
ANY DEBRIS IN LINE. NOTE: When using two speed pumps, do not install gate valve on inlet. No
shut-off valves are to be installed in the piping between the spa heater outlet and the spa. If using an in-
line chlorinator a check valve must be used. Any chlorinators valves that can cause return line block-
age will VOID the warranty.
SPA/POOL HEATER MUST BE INSTALLED AFTER FILTER-Spa models are supplied with 11/2
NPT and
Pool models with2
NPT inlet and outlet plumbing connections. All models are rated 240V single phase.
Units are Flow activated. No Hartford loop is required.
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