Worcester Greenstar Comfort I RF Installation And Operating Instructions Manual page 13

▶ Turn the knob to select ON or OFF, if ON is selected the
Programmer will automatically adjust the time in
conjunction with daylight savings time
▶ Press the knob to confirm the selection
▶ Press the return button
turn the knob to select Format
3. Format
This function allows you to change the way the date is
displayed, by default the format is DD.MM.YYYY. Once the date
and time have been set the date format can be set:
▶ Press the knob to show the date format flashing
▶ Turn the knob to select either:
– DD.MM.YYYY
– MM/DD/YYYY
▶ When the desired format for the date has been selected,
press the knob to confirm and return to Date format
▶ Turn the knob to select Time format
▶ Press the knob and the time format is displayed flashing
▶ Turn the knob to select either:
– 12 hour
– 24 hour
▶ Press the knob to confirm once the choice has been made
▶ When the desired format has been selected, turn the knob
to display Contrast
▶ Press the knob to select Contrast
▶ Press the knob to select Contrast, this function allows you
to adjust the contrast of the screen, by default it is set to 10
▶ The current contrast flashes
▶ Turn the knob to select from 0 to 20 the desired level,
adjusting the contrast increases the intensity of the display
▶ Press the knob to confirm
Press the return button at any time to return to the next higher
level, you can keep pressing the return button until you return
to the normal display.
4. Reset all
Turn the knob to select Reset all, this function will reset all the
Programmer User settings back to the factory default settings.
Any customised ON /OFF times for heating or hot water or any
other customised settings will have to be re-entered.
Any default settings are described at the beginning of the
functional descriptions.
Turn the knob to select Reset all
▶ Press the knob and NO flashes
▶ If a reset is required turn the knob to select YES
▶ Press the knob to confirm
▶ Dashes progress across the screen until four are displayed
briefly, then the display reverts to just showing Reset all
The Programmer will be reset to factory default settings, as
shown in the table below, any customised ON /OFF times for
heating or hot water will have to be re-entered.
Comfort I– 6720810964 (2014/07)
to go back to Time/date and
06:30 08:30
CH ON OFF
HW ON OFF
Programmer/Receiver settings
16:30 22:30
ON OFF
ON OFF
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