1
User Guide
z
z
z
.
z
z
z
z
.
z
z
z
z
z
Only professional installers acknowledged by A.O.SMITH are permitted to install the heat pump
water heater. Ifthe water heater is installed with self-prepared installation materials or by
un-authorized personnel, A.O.SMITH will not be responsible for all losses incurred thereby,
including but not limited to pipeline leakage, fall or improper installation that may affect normal
operation and performance of water heater.
The heat pump water heater is for residential application. Therefore, it may affect life expectation
if it is used for commercial application.
After installation and operation of the heat pump water heater, users should inspect the system regu-
larly and make necessary maintenance according to operation conditions. If any abnormality
occurs, please stop operation immediately, and contact local authorized dealer for repair to ensure
the normal, safe, and reliable operation of the water heater.
The anode rod is a consumable part and it is generally suggested to check and replace the anode rod
every 2 or 3 years. Users could contact the local authorized dealer for check and replacement to
extend life expectation of water heater.
Prior to any maintenance or repair of the heat pump water heater, please cut off power supply.
Unauthorized personnel are not permitted to adjust and repair the heater.
In case of any component soaked by water, the water heater is not permitted to use until checked by
authorized service staff.
Main components of the heat pump water heater are protected by insulation material to ensure
safety use. Any damaged power cords should be replaced by authorized service staff.
The pressure relief valve, equipped on the heat pump water heater, is forbidden to change installa-
tion position or be blocked. Discharge pipe is required to connect the valve and down toward floor
drain.
In case of any fault in ground wire circuit, tri-polar power-off protection system will cut off all
connection between water heater and electric supply circuit instantaneously. Please stop using, pull
the plug, and contact local authorized dealer
.
Water, including hot water, out of the heat pump water heater is not permitted for drinking.
Electricity for the heat pump water heater should be supplied by independent branch of circuit, of
which electricity meter, breaker, maximum current need to be checked by professional
electrician in advance.
Power socket should be located at a dry place, and power cord should not be pushed or pulled with wet hand
to avoid the danger of electric shock.
