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USER’S INFORMATION MANUAL
TANKLESS WATER HEATER 199
Programming Mode
Adjusting the domestic hot water temperature
To adjust the DHW:
1. Touch the area above the white dot.
2. Touch the Faucet button.
The tankless domestic hot water temperature target appears on the main display.
3. To change the DHW temperature target, touch the Plus or Minus buttons.
4.
● To save the changes, touch the Return button.
● To exit without saving the changes, touch the area above the dot.
“P” to the right of the screen indicates that the changes have been saved.
NOTE
The domestic hot water
thermostat is adjusted
to its lowest temperature
position (120°F/49°C)(120°F/49°C) when
shipped from the factory.
It’s recommended to set
the domestic hot water
thermostat to 120°F/49°C as
an initial setting and further
adjust as required. For
energy ecient operation,
this setting should be set
as low as practical for the
consumer’s needs.
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