Cleaning The Motor Piston; Checking The Seals In The Injection Assembly - dosatron Industry Line D8 Manuel D'utilisation

CLEANING THE MOTOR PISTON (with pressure off)
Fig. 15
CHECKING THE SEALS IN THE INJECTION ASSEMBLY (with pressure off)
- Turn off the water supply and allow the pressure to drop to zero.
- Take off the suction tube of product (Fig. 17).
- Unscrew the retaining ring (Fig. 18).
- Pull downwards to remove the injection assembly (Fig. 19).
- Check the seals, the suction valve and the barbed fitting.
- Re-assemble in the reverse order to the above by hand.
Fig. 17
- Turn off the water supply and allow
the pressure to drop to zero.
- Unscrew and remove bell-housing
by hand (Fig. 15).
- Remove the motor piston (Fig. 16)
by pulling it up.
Fig. 16
- Rod and plunger piston are fixed
to the motor piston and taken out
simultaneously.
- Clean and reassemble in the
reverse order to the above.
- Refit the bell-housing (take care
not to damage its seal) and tighten
by hand.
Fig. 18
©
DOSATRON INTERNATIONAL S.A.S / 54
Fig. 19