Installation Manual

9. System Check Button
System Displayed on
the Remote Controller
System Description
Water heater only operation.
* Water heater and recirculation operation.
* During recirculation operation, hot water is
always circulated in the piping to provide
instant hot water when a xture is opened.
[If you set the
button
to "ON",
is displayed.]
* Water heater combined with a storage tank
operation.
* If a recirculation system is also installed,
hot water is always circulated in the piping
to provide instant hot water when a xture
is opened.
[If you set the
button
to "ON",
is displayed.]
Cover shown in the
open position.
(Display Screen Example [System [Rcrc] ])
If you press the button, you can check the status of the system
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