23
Heating & Hot Water Installation
Setting the Clock and Backlight
1.
Press
User Set
once 1 shows on the screen.
2.
Press
up
until 2 shows,
3.
Press
right
twice, Year will show, use
up
to change year, press
Set
, 22 appears,
4.
Press
right
Month will be flashing, adjust Month with
up
,
5.
Press
right
, day will be flashing, adjust day with
up
,
6.
Press
Set
. 22 shows, press
up
once, 23 shows,
7.
Press
right
, day and time are shown, day will be flashing, use
up
to adjust day,
8.
Press
right
, AM or PM will be flashing, use
up
to adjust AM, PM or both (24-hour clock),
9.
Press
right
, hour will flash, press
up
to adjust hours,
10.
Press
right
, minutes will flash, use
up
to adjust minutes,
11.
Press
Set
.
12.
23 shows, Press
left
2 flashes, press
up
twice 4 flashes,
13.
Press
right
, 4 0511 shows, 05 flashes. This is the backlight time,
14.
Press
up
until 30 flashes,
15.
Press
Set
, it will now stay on for 30 seconds,
16.
Press
ESC
to finish and return to normal screen.
Field Settings
Field settings define how the unit will work, each system will have different settings.
1.
Enter field settings by pressing
down and Set
for 6 seconds, I do this with the middle finger of both hands, it’s easier. 10 will
show on the screen.
2.
Press
up
once, 20 will be shown, press
right
, 2011 will show.
3.
To adjust this setting press
right
, the value will appear at the
left
of the screen, adjust it with the
up and down
buttons, to store
this value press
Set
.
4.
Press
left
to go back to 2011, press
up
to the next field setting and repeat from step 3. See below list.
5.
When you have finished all your 20 settings press
left
twice, 20 will show on the screen, press the
up
button to move to the 30s
and repeat the procedure from 2 above.
6.
When finished or if you get lost press
ESC
to return to the normal screen
If your system is used to heat the house enter these settings into the unit
2011
-2
low ambient setting for weather comp,
-5 in Scotland and 3°C for hybrid systems
2012
+15
high ambient temp for weather comp
2021
45°C
for U floor 50°C for rads, flow temperature in cold weather
2022
37°C
flow temperature in mild weather
2091
1
tells unit to look for a run signal on terminal B22
If your system is heating a hot water cylinder enter these settings into the unit
3011
1
tells unit it has a cylinder connected
3025
Max cylinder heating time, 50mins for 200ltr,
90mins for 300ltr
3032
Delay before immersion starts, 30mins for 200ltr,
60mins for 300ltr
3042
W
Wednesday day legionella happens (always use Wednesday)
*
3043
3am
time it happens
3044
60°C legionella temp
* It is possible to scroll through the days & select every day, then legionella can be run daily rather than weekly.
Legionella setting 3042 -3044 must be set to adhere to local regulation
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