B. Braun Vista basic Service Manual page 41

Unit Elements
4.4 Pump Cover
Hinge Pin for
Purnp Cover
Blind PI
Pump Cover Torsion Spring
Hinge Pin for mora
Pump Cover Lever
Fig: 4-3
ーー
Vista basic 950971 Rev A (5/04)
Designation Ord. No.
Pumpcoverwithlock.......................... 3450 1916
Blind plug 7.1 mm (10 pcs.) ......:........,...., 3477 3207
Torsion spring in lever/pump cover (5 pcs} ........ 3477 3363
Torsion spring for pump cover (5 pcs.) ............ 3477 3355
Lever (pump cover). .......................,.... 3477 4092
Hinge pin for pump cover ......... .... . 3477 3967
Hinge pin for pump cover lever. .................. 3450 5725
Exchange
Tools: Pin punch 1.8 mm, pin punch 6 mm, 2.2 mm template
1. Open door and remove hinge pin with pin punch (1.8 mm)
from below. Do not lose the torsion spring.
2. Disassemble pump cover.
3. Insert the torsion spring in new pump cover. Insert the hinge
pin from the top with a pin punch (6 mm).
4. Check the occlusion sensor with 2.2 mm template in the ser-
vice program, and align, if necessary.
Check
Safety check, pump unit check.