20
System Check
System Check
• Depending on the configuration of your system, not all functions may be used.
• If you press the STATUS button, you can check the status of the system.
• The pictures below (the number of Water Heaters, fixtures, and pumps) will vary depending on the
configuration of the hot water system.
(Display Example [System [ Rcrc ] ])
When you start using the system, cold
water in the piping must be discharged
before receiving hot water.
Water Heater
The Water Heater only operation. (Functions other than those shown on pages 21 to 24 can be used.)
Display “System [ Std ]” on the Remote Controller
Instant hot
water is
available.
Hot water is circulated
in the piping.
Pump
Water Heater
• The Water Heater and recirculation operation. (All functions can be used.)
• During recirculation operation, hot water is always circulated in the piping to provide instant hot water when
a fixture is opened. (When setting the recirculation system operation timer, the recirculation system operates
at the set times.)
• If you set the Power button to ON, is displayed. (If “Synchro ON/OFF” is set to ON (See page 21).)
Display “System [ Rcrc ]” on the Remote Controller (For Multi-System only)
Hot Water
storage
tank
Instant hot
water is
available.
circulated to
the tank.
Pump Pump
Water Heater
• The Water Heater combined with a storage tank operation. (Functions other than those shown on pages 21
to 24 can be used.)
• 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 Power button to ON, is displayed.
Display “System [ Tank ]” on the Remote Controller (For Multi-System only)
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