39
VERSION 01/2018
ORDER NUMBER DOC 2316596
8.2.5 FILLING THE EMPTY PUMP
WARNING
Gas mixtures can explode if there is an incompletely filled pump!
Danger to life from ying parts.
Ignition of potentially explosive surrounding atmosphere.
Fill the device slowly and in a controlled manner.
Avoid potentially explosive atmosphere in the surroundings.
1. Visual check: personal safety equipment,
grounding and all devices ready to use.
4
2
1
B_06877
5
6
8
3
open
closed
2. Place grounded collection tank (5) under the
return tube (3).
3. Place the pump in the tank (6) with working
material.
4. Close pressure regulator (1) (0MPa; 0bar;
0psi).
5. Open return valve (3).
6. Slowly open the ball valve (2).
7. Slowly turn the air pressure up on the pressure
regulator (1) and only until the pump is
running normally (approx. 0–0.05MPa; 0–0.5
bar; 0–7.25 psi).
Be ready to switch from air to working material
and prevent back spray.
8. Close ball valve (2) as soon as pure working
material starts owing from the return tube (3).
9. Close return valve (3).
10. Relieve the system's pressure upstream of the valve (4) in accordance with the
superordinate operating manual. Open the valve (4).
11. Slowly open the ball valve (2). Be ready to switch from air to working material and
prevent back spray.
12. cAs soon as pure working material without air bubbles is owing out of the system,
close the ball valve (2).
13. Close the valve (4).
14. Depressurization in accordance with Chapter 7.4.
15. Dispose of the contents of the tank (5) according to the local regulations.
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