Emptying The Pump - WAGNER EvoMotion 40-15 S-HE Translation Of The Original Operating Manual

EDITION 10/2017
8.2.4 EMPTYING PUMP
WARNING
Gas mixtures can explode if there is an incompletely filled pump!
Danger to life from flying parts.
Ignition of potentially explosive surrounding atmosphere.
Empty pump slowly and in a controlled manner.
Avoid potentially explosive atmosphere in the surroundings.
If the pumping product becomes heated, switch off all heaters and let the product
cool off.
Carry out basic flushing in accordance with Chapter 7.5.
1. Place an empty, grounded collection tank (5) under
the return tube (4).
2. Close pressure regulator (1) (0 MPa; 0 bar; 0 psi).
Emptying via return line
3. Open return valve (3).
4. Slowly open the ball valve (2).
5. Slowly turn air pressure up on the pressure
regulator (1) and only until the pump is running
normally (approx. 0.05 MPa; 0.5 bar; 7.25 psi).
6. Be ready for the switch from working material to
air. Turn down pressure regulator (1) far enough
that the pump is still running normally (approx.
0–0.05 MPa; 0–0.5 bar; 0–7.25 psi).
7. As soon as working material is no longer flowing
from the return tube (4), close the ball valve (2).
8. Close return valve (3).
Empty up to the gun
9. Point the gun, without nozzle, into the tank (5) and
pull the trigger.
10. Slowly open the ball valve (2). Be ready for the
switch from working material to air.
11. As soon as working material is no longer flowing,
close ball valve (2).
12. Close and secure gun.
13. Depressurization in accordance with Chapter 7.4.
14. Dispose of the contents of the tank (5) according to
the local regulations.
ORDER NUMBER 2351778
EvoMotion 40-15 S-HE
EvoMotion 20-30 S-HE
6
2
1
9
5
C_HE_00016
3
4
38