NCC300 Owner's Guide

15
SystemDisplayedon
the Remote Controller
SystemDescription
GeneralSystemDiagram
* The number of water heaters, fixtures, and
pumps will vary depending on the configuration of the hot water system.
ApplicableRemote
Controller Functions
Water heater only operation.
Functions other than
those shown on pages
26to29canbeused.
* Water heater and recirculation operation.
* During recirculation operation, hot water is
always circulated in the piping to provide
instant hot water when a fixture is opened.
[If you set the
button to "ON",
is displayed. (If "synchro ON/OFF"
is set to "ON". (
p.26))]
Allfunctions
canbeused.
* 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 fixture
is opened.
[If you set the
button to "ON",
is displayed.]
Functions other than
those shown on pages
26to31canbeused.
Dependingontheconfigurationofyoursystem,notallfunctionsmaybeused.
When you start using the system, cold
water in the piping must be discharged
before receiving hot water.
Water heater
Water heater
Instant hot
water is
available.
Hot water is circulated
in the piping.
Pump
Hot water
storage
tank
Instant hot
water is
available.
Water heater
PumpPump
Hot water is circulated
to the tank.