ProteOn XPR36, Руководство пользователя

Страница: 219 / 288

Inside the Instrument
201
• Use the 1.5 mm hex wrench to remove and replace the needle
safety guard when changing the needle holder
• Use the 3.0 mm hex wrench to change between the rack and
microplate needle holder
• Use the fitting wrench to remove and replace the finger tight fittings
on the needle holders when either changing the needle holder or
replacing one or more needles
To change the needle holder and needles:
1. With the 1.5 mm hex wrench, remove the needle safety guard.
2. With the 3.0 mm hex wrench, remove the two screws on the crosspiece
of the needle holder and then remove the middle screw.
3. With the fitting wrench, unscrew the fittings on the needles.
4. Carefully remove the needle holder with needles.
5. Remove each needle by pushing it up through the holder, and place it in
the new needle holder in numerical order (or replace an individual
needle in the same needle holder).
6. With the fitting wrench, reattach and tighten the fittings without
overtightening.
7. Insert the new needle holder and use the 3.0 mm hex wrench to replace
the screws.
8. Replace the needle safety guard using the 1.5 mm hex wrench.