AQUA PLUS
Please read before proceeding
Hazard definitions
The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels or to important information concerning the life of the product.
Indicates presence of hazards that will cause severe personal injury, death or substantial property damage.
Indicates presence of hazards that can cause severe personal injury, death or substantial property damage.
Indicates presence of hazards that will or can cause minor personal injury or property damage.
Indicates special instructions on installa- tion, operation or maintenance that are important but not related to personal injury or property damage.
This manual provides installation and operation guidelines for
Massachusetts installations — The
water heater must be installed by a li- censed plumber. The installation must follow all Massachusetts code require- ments. The domestic water piping must comply with the piping shown in this manual. See “Domestic water piping,” page 6, for details and code requirements.
When calling or writing about the water heater — Please have the water heater se- rial number from the serial number label, located on the back side of the water heater, adjacent to the rating plate.
Any claims for damage or shortage in shipment must be filed immediately against the transportation company by the consignee.
Failure to adhere to the guidelines on this page can result in severe personal injury, death or substantial property damage.
Read all instructions before installing. Failure to follow all instruc- tions in proper order can cause severe personal injury, death or substantial property damage.
When servicing water heater
•To avoid electric shock, disconnect electrical supply before performing maintenance.
•To avoid severe burns, allow water heater to cool before per- forming maintenance.
Operating restrictions
•Maximum domestic hot water temperature: residential sizes
— 160°F, commercial sizes — 180°F. Pay attention to the
water temperature warnings throughout this manual.
•Maximum boiler water temperature — 200°F.
•Maximum working pressure for tank — 150 PSIG.
•Water chemistry limits:
•hardness — less than 6 grains/gal.
•pH — above 6 and less than 8.
•chlorides — less than 200 ppm.
Boiler water restrictions
•Thoroughly flush the boiler system (without water heater connected) to remove sediment.
•The water heater heat exchanger can be damaged by
•Boiler water (including additives) must be practically non- toxic, having toxicity rating or class of 1, as listed in Clinical Toxicology of Commercial Products.
•If antifreeze is used in boiler system:
•Local codes may require a backflow preventer on cold water supply line.
•Use antifreeze specifically intended for hydronic heating systems. Inhibited propylene glycol is recommended.
•Follow boiler manual instructions for antifreeze usage.
•Do not use automotive, ethylene glycol or petroleum- based antifreeze. Do not use any undiluted antifreeze.
Location
•This water heater is not intended for outdoor installation.
•Install the water heater so if the tank or any connections should leak, the water flow will not cause damage to area near water heater, or to lower floors of structure. When such locations cannot be avoided, install a suitable drain pan under water heater. Drain pans are available at your local plumbing supply store.
•This product is designed for vertical installation only.
Part number | 3 |
