Rinnai R331, User Manual

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Gas shut-off valve
Grounding
Grounding
Must check the shut-off valve to make sure that
it is opened.
Check to make sure that the gas shut-off valve
is opened.
When there is no supply of gas, the boiler would
not operate.
Caution
Check the installation condition.
The gas boiler should be installed by a qualified installer.
Check the voltage at the electrical outlet to
make sure that it is within the range of voltage.
(195V~253V)
Also, do not attempt to extend a power cord.
The extension of a power cord by using a
multi-tap or others could result in an electric
shock or fire.
Do not block the exhaust vent.
Covering the exhaust vent with vinyl or fabric to
prevent wind or rain could cause monoxide
poisoning.
Check to make sure that each room valve
of allotter is opened and air is properly
removed.
Do not drink water collected inside the unit or use it for cooking. It might be polluted by
bacteria and/or rust.
A metal pipe or metal flexible hose should be
used as gas pipes to be connected to the boiler.
Rubber hose might get damaged.
As for the gas shut-off valve, use a ball valve
for gas.
Do not use heating appliances under the room controller.
Failure to read the indoor temperature could lead to malfunction of the boiler.
Use the boiler only for heating or water heating.
Use of the boiler for improper purposes could result in fire or malfunction of the boiler.
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