How To Use The Front Control Interface
9
To switch the water heater ON:
from OFF condition
Press the Power Button.
-The temperature selected will be indicated on the
Digital Monitor.
-The ON Indicator will light up.
When running the water by opening the water tap,
the water heater will start the burner automatically
and the Digital Monitor will show the actual water
temperature. When water taps are closed, the unit
will stop the burner and the Digital Monitor will show
the set temperature.
To switch the water heater OFF:
Press the Power Button.
-The temperature selected on the Digital Monitor will
go out.
-The ON Indicator will turn off.
To adjust water temperature:
Press the "HOT" or "COLD" Temperature Setting
Button with unit ON. (Temperature setting is only
adjustable when the water heater 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.
1.
2.
1.
1.
2.
DANGER
!
!
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, ask a
professional person.
_
_
_
_
W ater Tem perature Tim e to Produce a Serious Burn
120
℉
More than 5 m inutes
125
℉
1.5 to 2 m inutes
130
℉
About 30 s econds
135
℉
About 10 s econds
140
℉
Les s than 5 s econds
145
℉
Les s than 3 s econds
150
℉
About 1.5 s econds
155
℉
About 1 s econds
