13
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Maintenance and service
Installer reference guide
240
EPRA14~18D + ETVH/23E
Daikin Altherma 3 H HT F
4P644737-1A – 2022.03
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.
NOTICE
Although the water circuit is drained, some water may be spilled when removing the
magnetic filter/dirt separator from the filter housing. ALWAYS clean up spilled water.
13.4.2 To clean the water filter in case of trouble
1
Remove the water filter from the unit. See
NOTICE
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.
NOTICE
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.
