Installation Manual
2
Potential dangers from accidents during installation and use are divided into the following four categories.
Closely observe these warnings, they are critical to your safety.
Indicates an imminently hazardous situation which, if not avoided, will result in
death or serious injury.
Indicates a potentially hazardous situation which, if not avoided, could result in
death or serious injury.
Indicates a potentially hazardous situation which, if not avoided, may result in
minor or moderate injury.
Indicates a potentially hazardous situation which, if not avoided, may result in
property damage.
DANGER
WARNING
CAUTION
NOTICE
Requests to Installers
• In order to use the Water Heater safely, read this installation manual carefully, and follow the installation
instructions.
• Failures and damage caused by erroneous work or work not as instructed in this manual are not covered by
the warranty.
• Check that the installation was done properly in accordance with this Installation Manual upon completion.
• After completing installation, either place this Installation Manual in a plastic pouch and attach it to the
side of the Water Heater (or the inside of the pipe cover or recess box if applicable), or hand it to the
customer to retain for future reference. Also, be sure to fill in all of the required items on the warranty and
to hand the warranty to the customer along with the Owner’s Guide.
• The Water Heater must be commissioned including checking gas supply pressures at maximum demand.
• The operation of the Water Heater should be explained including normal operation and regular
maintenance.
CAUTION
If the information in this manual is not followed exactly, a fire or explosion may result causing property
damage, personal injury or death.
WARNING
SBB816V工説GQ-C2434WS DU#B.indd 2 2019/11/12 11:57:59
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