Metrohm 700 Dosino - Manual (Page 15)

2.2 710 Dosing unit
700 Dosino, Instructions for Use
9
2.2.2 Placing the drive on the 710 Dosing unit
Check the positions of the centering tube and dosing
piston of the dosing unit.
• The plastic rib in the recess of the center-
ing tube must be flush with the plastic rib
on the dosing unit housing
(rib on rib).
• If necessary rotate the centering ring by
hand until the rib on rib position is ob-
tained.
• Check the piston peg. It has to be flush
with the upper edge of the dosing unit. If
this is not the case, see chapter 2.2.3,
next page
Check the position of the carrier disk of the drive.
• The plastic rib of the carrier disk must be
flush with the plastic rib on the base plate
of the drive
(rib on rib).
• If necessary rotate the centering ring by
hand until the ribon rib position is ob-
tained.
Please note!
The dosing drive carrier can only be ad-
justed when the control instrument to
which it is connected is switched off.
housing
centering tube with
recess
guide cams
rib on rib
rib on rib
piston peg
push rod
carrier on carrier disk