About Cleaning The Water Filter In Case Of Trouble; To Remove The Water Filter - Daikin Altherma 3 R F Installer's Reference Manual

12.5 About cleaning the water filter in case of trouble

12.5.1 To remove the water filter

ERLA03DAV3 + EHFH03S18DJ3V
Daikin Altherma 3 R F
4P596806-1 – 2019.10
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Close the cold water supply.
Prerequisite: Open all the hot water tapping points to allow air to enter the
system.
1 Remove the top panel, the upper front panel and the lower front panel.
2 Lower the switch box.
3 Remove the stop from the access point to the tank.
4 Use a drain hose and a pump to drain the tank via the access point.
a Access point to tank
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:
▪
"12.5.1 To remove the water
▪
"12.5.2 To clean the water filter in case of
▪
"12.5.3 To install the water
Prerequisite: Stop the unit operation via the user interface.
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
▪ "6.2.5 To lower the switch box on the indoor
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.
12 Maintenance and service
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