2123c_Wartung_en_bedingt.fm, 03.07.2014
P2122BA/EN 2014-06
19
Maintenance
6
5
Uncouple the pulse unit and unscrew the
adapter.
To avoid air pockets, fill the filling hole full of oil.
6
Position the injector so that it has a sealing
effect and add reserve oil until distance
X
for
spacer
<B2>
is achieved.
Maintain distance
X
and secure with
<B2>
.
Refit set bolt and ball.
Remove
<B2>
.
•
Small air bubbles that become visible due to the high pressure during filling do not mean that the pulse
unit is leaking. The filling process is not impaired.
•
If a flow of large rapid bubbles appear and continue to be produced and the pressure drops, there is a
leak inside of the pulse unit.
<B1>
<B2>
Approx. 5 ml
X
approx. 2.5 mm