MAINTENANCE
33
7.
Loosen the retaining bolts (A) of the flange
bracket (B) and remove the bolts. Slide the
flange bracket and the hose clip (C) off the
hose. Carry out this procedure both for the inlet
and outlet ports.
8.
Slide off the sealing ring (A). Check that the
sealing ring is not deformed or damaged and
replace it if necessary. Carry out this procedure
both for the inlet and outlet ports.
9.
Switch on the electrical supply.
10.
Power out the hose (A) from the pump chamber
by jogging the drive motor.
WARNING
During jogging the drive:
-
Do not stand in front of the pump
ports.
-
Do not try to guide the hose by
hand.
