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EDITION 02/2016
OPERATING MANUAL
11.1
FUNCTION TESTS FOR SPRAY GUN
11.1.1
AIR TEST
Connect test or air hose to spray gun.
The following air tests are to be carried out twice each:
- at 0.1 MPa; 1 bar; 14.5 psi
- at 0.8 MPa; 8 bar; 116 psi
Checking the air valve
The air valve must switch on and off correctly.
Air seal
Without activating the trigger, test for air seal at the points
marked in the illustration.
11.1.2
PRODUCT PRESSURE TEST
Connect high-pressure hose to the spray gun.
Test the seal of the spray gun with suitable medium (e.g., fl ushing agent or Marcol 52) and
a maximum pressure of 25 MPa; 250 bar; 3,626 psi. Increase the pressure gradually while
doing so.
Observe the following gun components:
Product connection, nozzle body, product valve (no post-spraying).
Exploding gas / air mixture!
Danger to life from fl ying parts and burns.
11.1.3
TEST OF SPRAY PATTERN
Check spray pattern in accordance with Chapter 7.3.2.
ORDER NUMBER DOC 2366600
DANGER
Never spray into a closed tank.
Ground the tank.
B_03213
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