Commissioning Check List - Rinnai HDC 1600i Low NOX Installation And User Manual

COMMISSIONING CHECK LIST

The water heater is not subject to corrosive compounds in the air.
□
□ The water supply does not contain chemicals or exceeds total hardness that will damage
the heat exchanger.
□ Clearances from the water heater unit are met.
□ Clearances from the vent termination / air intake are met.
□ For indoor models, ensure you have used the correct venting products for the model
installed and that you have completely followed the venting manufacturer's installation
instructions and these installation instructions.
□ For indoor models, verify that the vent system does not exceed the maximum length for
the number of elbows used.
□ For indoor models, verify that switch No.1 in the SW1 and SW2 DIP switches have been
adjusted for vent length if necessary. Refer to the section on Maximum Vent Length.
□ Purge the water line of all debris and air by closing the hot isolation valve and opening
the cold isolation valve and its drain. Debris will damage the water heater. Use a
bucket or hose if necessary.
□ Ensure that hot and cold water lines are not crossed to the unit and are leak free.
□ A manual gas control valve has been placed in the gas line to the water heater.
□ Ensure that a pressure relief valve is installed. A pressure relief valve is included in the
carton box.
□ Clean the inlet water filter by closing the cold and hot water inlet isolation (shut-off)
valves. Put a bucket under the filter at the bottom of the water heater to catch any water
that is contained inside the unit. Unscrew the water filter. Rinse the filter to remove any
debris. Install the filter and open the isolation valves.
□ Check the gas lines and connections for leaks.
□ Confirm that the gas inlet pressure is within limits.
□ Confirm that the water heater is rated for the gas type supplied.
□ Confirm that the electricity is supplied from a 230V AC, 50 Hz power source, is in a
properly grounded circuit, and turned on.
□ Verify the temperature controller is functioning properly.
□ Verify the system is functioning correctly by connecting your manometer to the gas
pressure test port on the water heater. Operate all gas appliances in the home or facility
at high fire. The inlet gas pressure at the water heater must not drop below that listed on
the rating plate.
□ If the water heater is not needed for immediate use, then drain the water from the heat
exchanger.
□ Install the front panel.
□ Explain to the customer the importance of not blocking the vent termination or air intake.
□ Explain to the customer the operation of the water heater, safety guidelines,
maintenance, and warranty.
□ The installation must conform with local codes.
□ Inform the consumer if the isolation valves are not installed or if a water softening system
is not installed.
□ Leave the entire manual taped to the water heater (indoor models), temperature
controller (outdoor models), or give the entire manual directly to the consumer.
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