Installation

When installing or during the normal operation of this water heater, basic safety precautions, to reduce the risk of fire,
electric shock, or injury, should be followed. Such precautions include but not limited to the following.

• Read all instructions of the water heater, hot water boiler, and all components in the heating system.
• Install or locate this water heater in accordance with the provided installation instructions.
• Use this water heater for its intended use as described in this manual.
• As with any appliance, close supervision is necessary when used by children.
• Do not operate this water heater if it is not working properly or if it has been damaged or dropped.
• This water heater should only be serviced by qualified personnel. Contact nearest authorized service facility for
examination, repair, or adjustment.
Maximum boiler water supply temperature to the indirect heat exchanger shall not exceed 240 °F (115 °C).
Manufacturer recommends use of water softening system in areas with hard water. Where water quality is unknown,
consult a qualified water treatment expert.
Improper water quality will reduce the life of the water heater. Avoid hard water, sediment, high or low PH and high
levels of chlorides in the domestic water. Verify PH levels fall between 6 and 8, and dissolved chlorides are less than 100
ppm. Use of a filter is required where sediment is greater than 5 microns in size in the water supplied to the unit.