DORCHESTER DR-FC 120, Installation, Comissioning And Maintenance Instructions

Page: 64 / 100

Main menu
62 Instruction manual DR-FC
11
gis
5. The lines showing switch-on/off times are replaced
by the text
DELETE BLOCK?
. See the figure.
Confirm with .
(or use to cancel)
The switching period has been deleted. You will return
now to the week program menu. The cursor points to
the first programmed period.
6. Scroll with to
START OPERATION
.
Confirm with .
The week program is active.
11.10 Extra period
Use an extra period when you either want to have the
water heater switch on and off for a certain period,
either without modifying the active week program, or
without taking the water heater out of OFF mode (frost
protection active).
If the water heater is running under an "extra period",
then this is indicated in the display with the text
EXTRA
.
During the extra period (11.10.1 "Programming an
extra period") , if the water temperature becomes too
low, the water heater will run through the operating
cycle
(2.3 "Water heater operating cycle") , then return
to the extra period.
The same settings can be made for an extra period as
for a week program
(11.7 "Changing the water
heater's standard week program") .
11.10.1 Programming an extra period
1. Call up the menu for entering an extra period via:
2.
:
EXTRA PERIOD
Confirm with .
The display show the settings for the extra period.
Setting the switch-on time
1. Use and to set the day. In the example this is
SU
.
Confirm with .
The cursor moves to the hour digits, which will
blink.
2. Use and to set the switch-on hour to the
desired value. In the example, this is
08.
Confirm with .
The cursor moves to the minute digits, which will
blink.
Note
Because the switch-off time can never be earlier
than the switch-on time, the switch-off time setting is
automatically adjusted with the switch-on time.
3. Use and to set the minutes. In the example,
this is
15
.
Confirm with .
The cursor moves to the hour digits of the
switch-off period.
Setting the switch-off time
1. Use and to set the hours. In the example, this
is
012
.
Confirm with .
The cursor moves to the minute digits, which will
blink.
DAY TIME Tset
ON ! DELETE
OFF BLOCK?
ON MO 00:00 65ÉC P
DAY TIME Tset
ON »SU 08:15 75ÉC P
OFF SU 12:45
ON MO 00:00 65ÉC P
OFF MO 23:59
....................
....................
OFF SA 23:59
INSERT
DELETE
START OPERATION
EXTRA
10:00 Monday 76ÉC
MO 11:15 Tset 75ÉC
PERIOD ACTIVATED
MENU
ON
^ WEEK PROGRAM
ȻEXTRA PERIOD
ON SU»00:00
OFF SU 00:59
Tset 65ÉC
PUMP ON START
ON SU 08»00
OFF SU 08:00
Tset 65ÉC
PUMP ON START
ON SU 08:15
OFF SU»08:15
Tset 65ÉC
PUMP ON START
ON SU 08:15
OFF SU 12»15
Tset 65ÉC
PUMP ON START