Watson-Marlow PD22I - Manual (Page 15)

OPERATORS MANUAL Machine Type: PD22I / PD22P
PD22 I P OM 1.01 EN Ver 1.01 Date 24-08-2006 Page 15 of 21
Mount he correct tube lock (1) on its dowel pin and place the tubes (2) in the dispenser head.
The Y-connector must be situated to the right of the dispenser head.
It is important that the tubes are situated in the two notches (3).
Now place the tube bridge in its tracks and engage the two locking pins.
Fig. 7.4
The tube ends must always be kept below the liquid level of the suction vessel in order to keep
the tubes from sucking air.