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TH147E-P & TH148ELE-P 400-147-016-C 2008-01-08 3/4
3.5 Control Mode
3.5.1 Manual
Use this mode to set the temperature manually. To use this mode,
press Mode to display and set the desired temperature using the
buttons or the buttons.
3.5.2 Automatic
Use this mode to set the temperature according to the programmed
schedule (see section 4.3). To place in Automatic mode, press Mode
to display .
Temporary Bypass
If you modify the setpoint temperature when the thermostat is in
automatic mode, the new temperature will be used for the next 2
hours. Afterwards the thermostat will return to the automatic
mode and use its current temperature setting. The icon
flashes during the bypass.
3.5.3 Unoccupied (TH148ELE-P only)
To place the thermostat in Unoccupied mode, see section 2.5. When
the thermostat is in this mode, the unoccupied mode setpoint is used
and the icon is displayed.
Temporary Bypass
If you modify the setpoint temperature when the thermostat is in
unoccupied mode, the new temperature will be used for the next
2 hours. Afterwards, the thermostat will return to the unoccupied
mode setpoint. The icon flashes during the bypass.
3.6 Low-battery Indicator
An icon appears when the batteries need replacement.
This icon will flash for 60 days, then the thermostat will
cut power to the heating system. The icon disappears
once the batteries are replaced.
After replacing the batteries, re-adjust the clock and day (see
section 4.1). For TH148ELE-P model, re-adjust the date also
(see section 4.2). The rest of the settings are unaffected when the
batteries are removed.
4.1 Setting the Clock and Day
n Press Clk for 3 seconds. The hour display flashes.
o Set the hour using .
p Press Clk. The minute display flashes.
q Set the minutes using .
r Press Clk. The day display flashes.
s Set the day using .
t Press Exit to exit the programming mode.
4.2 Setting the Date (TH148ELE-P only)
This setting is necessary only if you use the automatic daylight sav-
ings changeover (see section 5).
n Press Clk for 3 seconds. The time setting is displayed.
o Press Clk for 3 seconds again. The year setting is
displayed.
p Set the year using and press Clk to display
the month setting.
q Set the month using and press Clk to display
the date setting.
r Set the day using .
s Press Exit to exit the programming mode.
4.3 Schedule
When the thermostat is placed in automatic mode, it switches
between the Comfort temperature and the Economy temperature
according to the programmed schedule. You can set a different pro-
gram for each day of the week. The following schedule has been pro-
grammed in the thermostat as follows:
4.4 Modifying the Schedule
n If not already done, set the Comfort and Economy temperatures
(see section 3.4).
o Press Pgm. The program for Monday will appear and the first
period (0:00 a.m. to 1:00 a.m.) is selected (flashes). Each period
is a one-hour interval.
Note: If you wish to use the same program every day, press
Pgm for 3 seconds to select all the days of the week.
p Press or to advance to the next or preceding period respec-
tively.
q Select the Comfort or Economy temperature by pressing on the
corresponding button ( or ).
r Repeat steps 3 and 4 as required.
s To modify the program for another day, press Pgm until the day
is selected and repeat steps 3 to 5.
t Press Exit to exit the programming mode.
q
Programming
4.
Monday to
Friday
Comfort
:
Economy :
6:00 to 8:00
18:00 to 22:00
8:00 to 18:00
22:00 to 6:00
Saturday and
Sunday
Comfort
:
Economy :
6:00 to 22:00 22:00 to 6:00
400-147-016-C (TH147_148 P Europe) ENG.fm Page 3 Tuesday, January 8, 2008 2:47 PM