Inhoudsopgave
Advertenties
Beschikbare talen
Beschikbare talen
6.5
Backflow preventer
Open the backflow preventer carefully, allow the accumu-
lated water to flow out.
Open the turn fastener.
Remove the backflow preventer.
Clean the components in a water bath.
Ensure that the backflow preventer is movable.
Check tank for serious contamination, clean if necessary.
Sharp devices are not suitable.
Re-install the components.
36 / 116
Installation and operating instructions
Advertenties
Hoofdstukken
Inhoudsopgave
