Eternal GU145 Series, Installation And Operation Manual

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How To Use The Front Control Interface
To switch the water heater ON:
From OFF condition Press the Power Button.
When running the water by opening the water tap, the water heater will start the burner automatically
and the Digital Monitor will show the Burner ON indicator.
To switch the water heater OFF:
Press the Power Button.
To adjust water temperature:
1.
2.
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4.
The temperature selected will be indicated on the Digital Monitor.
The ON Indicator will light up.
The temperature selected on the Digital Monitor will go out.
The ON Indicator will turn off.
Press the "HOTTER" or "COOLER" Temperature Setting Button with unit ON. (Temperature setting is only
adjustable when the burner is not in use.)
The maximum water temperature setting can be limited by DIP switches. This manual setting overrides
adjustable temperature settings on the front panel. Please call Grand Hall USA for DIP switch setting
instructions if needed.
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Hot water heater temperature over 125 ° F 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; please ask your professional person.
Water Temperature Time to Produce a Serious Burn
120 ° F More than 5 minutes
125 ° F 1.5 to 2 minutes
130 ° F About 30 seconds
135 ° F About 10 seconds
140 ° F Less than 5 seconds
145 ° F Less than 3 seconds
150 ° F About 1.5 seconds
155 ° F About 1 seconds
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DANGER
! !