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11 Maintenance and service
Installer reference guide
76
EPGA11~ EABH/9W
Daikin Altherma – Low temperature split
4P556069-1 – 2018.10
11.5
About cleaning the water filter in
case of trouble
INFORMATION
For yearly maintenance, you do not have to remove the
water filter from the unit to clean it. But in case of trouble
with the water filter, you might have to remove it so that
you can thoroughly clean it. Then you need to do as
follows:
▪
"11.5.1 To remove the water filter" on page 76
▪
"11.5.2 To clean the water filter in case of trouble" on
page 76
▪
"11.5.3 To install the water filter" on page 76
11.5.1
To remove the water filter
Prerequisite:
Stop the unit operation (via the user interface,
operation switch, …).
Prerequisite:
Turn OFF the respective circuit breaker.
1
The water filter is located behind the switch box. To get access
to it, see:
"7.2.3 To open the indoor unit" on page 28
2
Close the stop valves of the water circuit.
3
Close the valve (if equipped) of the water circuit towards the
expansion vessel.
4
Remove the cap on the bottom of the magnetic filter/dirt
separator.
5
Connect a drain hose to the bottom of the water filter.
6
Open the valve on the bottom of the water filter to drain water
from the water circuit. Collect the drained water in a bottle, sink,
… using the installed drain hose.
7
Remove the 2 clips that fix the water filter.
a
b
a
a
Clip
b
Magnetic filter/dirt separator
8
Remove the water filter.
9
Remove the drain hose from the water filter.
CAUTION
Although the water circuit is drained, some water may be
spilled when removing the magnetic filter/dirt separator
from the filter housing. ALWAYS clean spilled water.
11.5.2
To clean the water filter in case of trouble
1
Remove the water filter from the unit. See
CAUTION
To protect the piping connected to the magnetic filter/dirt
separator from damage it is recommended to perform this
procedure with the magnetic filter/dirt separator removed
from the unit.
2
Unscrew the bottom of the water filter housing. Use an
appropriate tool if needed.
CAUTION
Opening the magnetic filter/dirt separator is ONLY required
in case of severe issues. Preferably this action is never to
be done during the complete lifetime of the magnetic filter/
dirt separator.
a
b
a
Bottom part to be unscrewed
b
Water filter housing
3
Remove the strainer and the rolled‑up filter from the water filter
housing and clean with water.
4
Install the cleaned rolled‑up filter and strainer in the water filter
housing.
INFORMATION
Correctly install the strainer in the magnetic filter/dirt
separator housing using the protrusions.
a
b
c
c
a
Rolled‑up filter
b
Strainer
c
Protrusion
5
Install and properly tighten the bottom of the water filter
housing.
11.5.3
To install the water filter
CAUTION
Check the condition of the O-rings and replace if needed.
Apply water to the O-rings before installation.
1
Install the water filter in the correct location.
Содержание Altherma EABH-D6V
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