14
Operating Instructions
Remote Controller Display
Press the Operation
Button.
Previous set temperature
(Eg.: 40
°
C)
The temperature will be
displayed on the remote
control thermostat.
1
2
(Starting with the Operation Off)
On
On
High Temperature
To prevent scalding:
Flashes for 10 sec
1
DANGER
Hot Water Heater temperatures over 50
°
C can cause
severe burns instantly or death from scalding.
•
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 licensed installer.
• When setting the unit to 60°C (
p.15), the temperature
display will flash for 10 seconds.
• Take caution when using the unit again after setting to 50°C
or higher. Always check the set temperature before use.
(Main Controller)
Setting and Using the Water Heater
Summary of Contents for YS1780RA
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