64
THE
PROCEDURE
FOR
A
DAILY
PASTEURISATION
WHEN
SUPPLYING
DOMESTIC
HOT
WATER
AT
LESS
THAN
60
O
C:
Systems must always comply with the requirements of L8, running the water heaters at low
temperatures may encourage the growth of legionella bacteria.
Access the installer menu (Down & Enter for 5 seconds).
Set parameter p02 to temperature required less than standard pasteurisation setting of 65
o
C (if the daily set point is to be 50
o
C for
example then this would be set at 15
o
C).
Set parameter p03 to 65°C (this is the pasteurisation setting).
Exit the installer menu.
Access the user menu (Enter for 5 seconds)
Set parameter u02 to 75°C (this is the pasteurisation temperature)
Check that parameters u03 to u07 give the correct date and time.
Exit the user menu.
Access the setback function menu (Up & Down for 5 seconds).
Set the trigger values as follows:
Trigger
Day Time
On 1
1
23:59
Off 1
1
00:59
On 2
2
23:59
Off 2
2
00:59
On 3
3
23:59
Off 3
3
00:59
On 4
4
23:59
Off 4
4
00:59
On 5
5
23:59
Off 5
5
00:59
On 6
6
23:59
Off 6
6
00:59
On 7
7
23:59
Off 7
7
00:59
Exit the setback function menu (Enter for 5 seconds)
This will cause the water heater to operate at the reduced temperature between 00:59 and 23:59 each day with the exception of the period from
23:59 until 00:59 when the set point will be 65°C
During the pasteurisation period, any outlets without temperature limiting devices fitted will have
very hot water, suitable precautions should be taken to inform all potential users.
Содержание EcoShield SHW116-410CE
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