Environnement AS32M, Техническое руководство, Страница: 117 / 186

Duplication prohibited
AS32M
Environnement
S.A
AUGUST 2013
4–13
MAINTENANCE SHEET
MONITOR Serial No.: OPERATION SHEET: 4.3.5
Scope: Maintenance of the KNF pump PAGE: 1/5 Periodicity: 1 year
Date
Before any intervention, unplug the power cable and make sure the pump is turned off.
The diaphragm and the valves represent the only wearing parts of the pump. The maintenance
operation consists of cleaning and/or replacing them.
Preliminary operation:

Turn off the analyzer and unplug the power cable.

Unscrew the three fixation screws (1) of the cover located on the rear panel of the analyzer and
the two screws (2) located on both sides of the analyzer. Remove the protective cover.

Disconnect the pump from its connection in J17 on the module board (3) and unscrew the fluid
inlet (4) and the fluid outlet (5) of the pump.

Unscrew and remove the three screws (6) to release the pump from its holder, and carry out the
maintenance out of the analyzer.
(1) fixation screws, (2) side cover screws, (3) J17 module board connection, (4) fluid inlet,
(5) fluid outlet, (6) pump release screws
Figure 4-5 – Preliminary operation of the KNF pump maintenance
Tools required

Two flat screwdrivers, 1 x 5,5 mm and 0,4 x 2,5 mm

Hexagon socket head wrench n°3

Maintenance kit of KNF pump. Ref. : V04-0005-A

Cross-tip screwdriver, 4,5 x 75 mm