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3.4 FILLING THE CYLINDER
Damage to the appliance! Prior to commissioning the appliance, fill the
cylinder with water and bleed the system if necessary .
Filling the cylinder
3.4
FILLING THE CYLINDER
•
Open the water outlet valve and at least one hot water tap.
•
Open the water inlet valve on the cylinder. The cylinder is filled.
Damage to the appliance! Prior to commissioning the appliance, fill
•
Do not close the hot water taps until the water flows steadily and
the cylinder with water and bleed the system if necessary.
is free from air bubbles .
•
Connect the appliance to the power supply via a separate socket
Filling the cylinder
with an earth connection .
•
Call up the "Purg" function. (see 4.8.6)
•
Open the water outlet valve and at least one hot water tap.
•
Set the selector switch on the DHW pump to "III". (Fig.5(1))
•
Open the water inlet valve on the cylinder. The cylinder is filled.
•
Do not close the hot water taps until the water flows steadily and
CAUTION Risk of scalding! Ensure that draining water from the air vent
is free from air bubbles.
screw presents no risk to people or property .
•
Connect the appliance to the power supply via a separate socket
with an earth connection.
Open the drain screw on the heating pump (Fig.5(2)) until the water
•
Call up the "Purg" function. (see 4.8.6)
flows steadily and without air bubbles.
•
Set the selector switch on the DHW pump to "III". (Fig.5(1))
•
Close the drain screw on the heating pump.
•
Wait around 5 minutes until the "Purg" operating mode has finished.
CAUTION: Risk of scalding! Ensure that draining water from the air
•
Set the selector switch on the heating pump to "I". The process of
vent screw presents no risk to people or property.
draining and filling the cylinder is complete.
Open the drain screw on the heating pump (Fig.5(2)) until the water flows steadily and without air bubbles.
If the fault code "E09" appears on the display after a few minutes,
•
Close the drain screw on the heating pump.
proceed as follows:
•
Wait around 5 minutes until the "Purg" operating mode has finished.
•
Clear the fault
•
Set the selector switch on the heating pump to "I". The process of draining and filling the cylinder is complete.
•
Refill manually.
If the fault code "E09" appears on the display after a few minutes, proceed as follows:
3.4.1 WATER QUALITY
•
Clear the fault
Water quality varies, in order to ensure a long and trouble free life the
•
Refill manually.
heat pump the following values should not be exceeded .
3.4.1 WATER QUALITY
Total hardness
Water quality varies, in order to ensure a long and trouble free life the heat pump the following values should not be
Chloride
exceeded.
Sulphate
Total hardness
Magnesium
Chloride
Sodium
Sulphate
pH Min
Magnesium
Calccium
Sodium
Iron
pH Min
Inadequate water quality or contaminated water can damage the ap-
Inadequate water quality or contaminated water can damage the appliance. Scaling is more important at higher
pliance . Scaling is more important at higher water temperature . In case
water temperature. In case of water hardness above 600 mg/l, the Langelier saturation index must be determined to
of water hardness above 600 mg/l, the Langelier saturation index must
evaluate the necessity for water treatment.
be determined to evaluate the necessity for water treatment .
Check the guideline 98/83/EG for the minimal requirements about potable water.
Check the guideline 98/83/EG for the minimal requirements about po-
table water .
Note: In regions with more corrosive water, safety measures (filter, etc.) must be taken. The first inspection must
always take place 6 months after installation.
Note In regions with more corrosive water, safety measures (filter, etc.)
must be taken. The first inspection must always take place 6 months
after installation .
18
200 p .p .m .
250 p .p .m .
250 p .p .m .
200 p.p.m.
10 p .p .m .
250 p.p.m.
150 p .p .m .
250 p.p.m.
6 .5 and Max 8 .5
10 p.p.m.
20 p.p.p. (if pH between 7,3 and 8,3)
150 p.p.m.
0,2 p .p .m .
6.5 and Max 8.5
Fig. 5
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