Daikin ERLA03DAV3, Руководство по установке для специалистов, Страница: 153 / 192

12 | Maintenance and service
Installer reference guide
153
ERLA EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1A – 2020.05
Prerequisite: Turn OFF the respective circuit breaker.
1 The water filter is located behind the switch box. To get access to it, see:
▪ "6.2.4 To open the indoor unit" [
4
43]
▪
"6.2.5 To lower the switch box on the indoor unit" [ 4 45]
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 up spilled water.
12.5.2 To clean the water filter in case of trouble
1 Remove the water filter from the unit. See "12.5.1 To remove the water
filter" [
4
152].
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.