User Guide

17
* The indicator is lit.
* The previously set hot water
supply temperature is shown.
[For systems with recirculation operation]
*
If you set the button to "ON",
recirculation operation is automatically started.
(If "Synchro ON/OFF" was set to "ON".( p.26))
* The setting temperature displayed
may vary from the actual temperature
at the fixture depending on conditions
such as season or length of piping.
*
During operation, the symbol
may be continuously lit.
1
2
Turnonhotwater.
Lit during combustion
Check
(Ex.: 110°F)
Turnoffhotwater.
Unlit
DANGER
High Temperature
Topreventscalding:
HotWaterHeatertemperaturesover125°F(52°C)cancause
severeburnsinstantlyordeathfromscalding.
For All Systems
Using the Water Heater
*
If
is displayed, hot water
willbedischargedatthetemperatureofthe
storagetank.
For systems with recirculation operation,
is displayed here.
buttonis"ON".
Turnoffthehotwater
Operation ScreenDisplay Description
• Children, disabled and elderly are at the highest risk of being scalded.
Feel water temperature before bathing or showering.
Temperature limiting valves are available, ask a professional person.
•
When setting the unit to 125°F / 55°C (131°F) or higher, “Hi temp” will ash for 10 seconds and emit a tone
as a high temperature warning.
• Take caution when using the unit again after setting to 125°F (52°C) or higher. Always check the set
temperature before use.
• Do not allow anyone to change the water temperature while hot water is running.