Environnement AS32M, Техническое руководство, Страница: 118 / 186

Environnement
S.A
AS32M
Duplication prohibited
AUGUST 2013
4–14
MAINTENANCE SHEET
MONITOR Serial No.: OPERATION SHEET: 4.3.5
Scope: Maintenance of the KNF pump PAGE: 2/5 Periodicity: 1 year
Date
Dismounting the head pump

Draw a line with a pen (7) to mark the cover (8), the cylinder head (9), and the body of the pump
(10). This will avoid wrong positioning of the parts when the pump is reassembled. Remove the
cover (11) by delicately turning the blade of a screwdriver in the slots (12) in order to access the
eccentric (13).

Unscrew the fixation screws (14) of the pump head to remove the cover (8) and the cylinder
head (9) from the pump body (10) in order to release the diaphragm (15), the valves (16), and
the O-rings.
(7) pen mark, (8) cover, (9) cylinder head, (10) body pump, (11) eccentric cover, (12) slots, (13)
eccentric, (14) fixation screws, (15) diaphragm, (16) valves.
Figure 4-6 – KNF head pump dismounting
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