Rheem STELLAR 4A Series Owner's Manual And Installation Instructions page 15

PRECAUTIONS
Where damage to property can occur in the event of the water heater leaking,
the water heater must be installed in a safe tray. Construction, installation and
draining of a safe tray must comply with AS/NZS 3500.4 and all local codes and
regulatory authority requirements.
The water heater must be maintained in accordance with the Owner's Guide and
Installation Instructions. Refer to
If this water heater is to be used where an uninterrupted hot water supply is
necessary for your application or business you should ensure that you have back
up redundancy within the hot water system design. This should ensure the
continuity of hot water supply in the event that this water heater were to become
inoperable for any reason. We recommend you seek advice from a plumber or
specifier about your needs and building back up redundancy into your hot water
supply system.
TO TURN OFF THE WATER HEATER
If you plan to be away from home for only a few nights, we suggest you leave
the water heater switched on.
If it is necessary to turn off the water heater:
•
Switch off the electrical supply at the water heater isolating switch on the
switchboard or at the isolating switch at the water heater (if installed).
•
Unplug the power supply cord from the power outlet (power supply cord
model only).
•
Close the cold water isolation valve at the inlet to the water heater.
TO TURN ON THE WATER HEATER
•
Open the cold water isolation valve fully on the cold water line to the water
heater.
•
Plug in the power supply cord at the power outlet (power supply cord model
only).
•
Switch on the electrical supply at the water heater isolating switch on the
switchboard and at the isolating switch at the water heater (if installed).
ABOUT YOUR WATER HEATER
"Maintenance Requirements"
15
on page 17.