Rheem Gas Domestic Outdoor Water Heater Installation And Owner's Manual page 7

ABOUT YOUR WATER HEATER
HOW DO I KNOW IF THE WATER HEATER IS INSTALLED CORRECTLY?
Installation requirements are
installed by an authorised person and the installation must comply with National
Standards AS/NZS 3500.4, AS 5601 and all local codes and regulatory
authority requirements. In New Zealand, the installation must conform with the
Code of Practice for installation of Gas Appliances NZS 5261 and the New
Zealand Building Code.
DOES THE WATER QUALITY AFFECT THE WATER HEATER?
The water heater is suitable for most public water supplies, however some
water qualities may have detrimental effects on the cylinder and fittings. If you
are in a known harsh water area
have your water quality checked against the conditions
HOW LONG WILL THE WATER HEATER LAST?
There are a number of factors that will affect the length of service the water
heater will provide. These include the water quality, the water pressure,
temperature (inlet and outlet) and the water usage pattern. However, your
water heater is supported by a comprehensive warranty
ANODE PROTECTION
The anode(s) installed in your water heater will slowly dissipate whilst
protecting the cylinder. The life of the water heater cylinder may be extended
by arranging for an authorised person to inspect the anode(s) and replace if
required.
The suggested time after installation when the anode(s) should be inspected is:
Rheemglas
RheemPlus
Optima
For softened water supplies or in areas of poor water quality, it is
recommended the anode(s) be inspected 3 years earlier than shown (refer to
"Water Supplies"
shown on page
8 years
8 years
10 years
on page 30).
20. The water heater must be
you must read page
7
30. If you are not sure,
described on page
(refer to page 32).
30.