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Water pipe freeze prevention
EPRA14~18DAV3+W1 + ETVH16SU18+23EA6V
Daikin Altherma 3 H HT F
4P644738-1 – 2021.02
#
Code
[9.6.5]
[8-00]
[9.6.6]
[8-01]
[9.6.7]
[8-04]
Only relevant for installations with water piping outdoors. This function tries to
protect outdoor water piping from freezing.
#
Code
[9.7]
[4-04]
NOTICE
Water pipe freeze prevention. Even if you turn OFF space heating/cooling operation
([C.2]: Operation > Space heating/cooling), water pipe freeze prevention –if
enabled– will remain active.
NOTICE
ONLY disable water pipe freeze prevention if glycol is used. For more information on
freeze protection by glycol, see
4
freezing" [
97].
Description
Minimum running timer:
Do NOT change.
Maximum running timer for domestic hot
water operation. Domestic hot water heating
stops even when the target domestic hot water
temperature is NOT reached. The actual
maximum running time also depends on setting
[8-04].
▪
When Control=Room
preset value is only taken into account if there
is a request for space heating or cooling. If
there is NO request for space heating/cooling,
the tank is heated until the setpoint has been
reached.
▪
When Control≠Room
preset value is always taken into account.
Range: 5~95 minutes
Remark: It is NOT allowed to set [8‑01] to a value
below 10 minutes.
Additional timer: Additional running time
for the maximum running time depending on the
outdoor temperature [4-02] or [F-01].
Range: 0~95 minutes
Description
Water pipe freeze prevention:
▪
0: Intermittent
▪
1: Continuous
▪
2: Off
"8.2.7 To protect the water circuit against
10
Configuration
|
thermostat: This
thermostat: This
Installer reference guide
203
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