Endress+Hauser Analytik Jena multi N/C, Руководство по эксплуатации, Страница: 81 / 106

multi N/C pharma UV Maintenance and care
81
7.7 Cleaning and replacing the syringe pump
Replace or clean the syringe pump as follows:
1. Open the doors of the analyzer.
2. Drain the syringe pump via the software.

Using the menu command I
NSTRUMENT

D
EVICE CONTROL
open the window of the
same name.

Select the option C
HANGE SYRINGE
and click on [F2 S
TART
].

The syringe is drained and moved into the replacement position.
3. Remove the hoses from the ultrapure water bottle, sample bottle and reagent
bottle and wipe them with a clean paper towel.
4. Remove the reagent bottles and drip trays from the analyzer.
5. Unscrew the knurled head screw at the
drive rod (2).
6. Unscrew the glass cylinder (1) from the
valve head.
7. Dismantle the glass cylinder and piston and
clean them with ultrapure water.
8. Reassemble the glass cylinder and piston
and screw the glass cylinder to the valve
head.
9. Attach the piston with the screw (2) to the
drive rod.
10. Place the drip trays and reagent bottles into the analyzer.
11. Insert the hoses into the ultrapure water bottle and reagent bottle

ultrapure water: hose no. 5

reagent bottle with H
3
PO
4
: hoses no. 2 and A

reagent bottle with Na
2
S
2
O
8
: hoses no. 3 and B

sample intake cannula: hose no. 6

sample purge cannula: hose no. 10