Daikin Altherma 3 R W, Installer'S Reference Manual

Page: 251 / 296

13 | Maintenance and service
Installer reference guide
251
ERGA04~08EA + EHBH/X04+08EF
Daikin Altherma 3 R W
4P629085-1B – 2021.11
"7.2.4 To open the indoor unit" [
4
75]
2 Close the stop valves of the water circuit.
3 Remove the cap on the bottom of the magnetic filter/dirt separator.
4 Connect a drain hose to the bottom of the water filter.
5 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.
6 Remove the 2 clips that fix the water filter.
a
b
a
a Clip
b Magnetic filter/dirt separator
7 Remove the water filter.
8 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.
13.3.2 To clean the water filter in case of trouble
1 Remove the water filter from the unit. See "13.3.1 To remove the water
filter" [ 4 250].
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.