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Idiomas disponibles
Idiomas disponibles
EN
REPAIR AND MAINTENANCE PROCEDURES
A
C
E
10
855 835 R. 09/21
SAMOA Industrial, S.A. · Pol. Ind. Porceyo, I-14 · Camino del Fontán, 831 · 33392 - Gijón - Spain · Tel.: +34 985 381 488 · www.samoaindustrial.com
DIAPHRAGM REPLACEMENT
Before any intervention: DISCONNECT AIR SUPPLY OF THE PUMP.
IT IS NOT NECESSARY TO REMOVE THE PUMP FROM THE FLUID LINE.
1. Close fluid valves.
2. Drain the fluid inside the pump. Anticipate a drainage of fluid from inside
the pump.
3. Remove the directional valve while being careful not to damage the seals
shown in the figure.
4. Remove the diaphragm cap.
NOTE: To tighten these screws you must use a torque wrench calibrated
to (see torque table in this page).
5. Remove the cover by gently pulling back.
6. Remove the used diaphragm and place the new one in the proper position.
Assemble cover according to the following table:
PP body
5 N·m
7. Same procedure in other diaphragm.
8. Assemble the directional valve checking all O-rings seals are placed
and tighten the screws with a maximum torque of 44 lbf.in (5 N.m).
Tightening secuence
3
1
8
5
7
6
2
4
Tightening secuence
3
1
8
5
F
7
6
2
4
PP conductive body
POM conductive body
4.2 N·m
B
D
5 N·m
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