18
Small repairs -
The pressure gauge shows a 10% higher pressure than the
working pressure.
The injector may be dirty
and you
should first
remove
the hose.
Now turn on the water
and you should get a
powerful stream of water,
but if you
only get a weak
flow of water
then straighten
a paper clip,
and release the
injector with an
open-ended
spanner.
Check that it
is clean.
Reconnect the hose,
and you are
ready to continue
your work.
You only get a weak flow of water or no water at all
!
Remove the injector
together with the
spring and return
valve.
Cleaning the injector through
from both sides and replace
the return valve.