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8. TROUBLESHOOTING CHART
FAULT
Overpressure at the outlet of the
regulator
No material coming out from the
regulator
Irregular flowrate
Leakage at the upper part of the
regulator
9. DISASSEMBLY / ASSEMBLY
WARNING : Before any action on the installation, shut off the compressed air
supply and depressurize the systems by triggering the spray gun.
Guards (air motor cover, coupling shields, housings,...) have been designed for a
The manufacturer will not be held responsible for bodily injury or failure and / or
damage to property due to removal or partial removal of the guards.
CLEANING OF THE REGULATION VALVE (5)
Unscrew the plug (11). Take off the spring (10) and the ball (9).
Clean the parts with the appropriate cleaning solvent.
Change them if necessary. During the assembly, change the seals (6).
Reinstall the parts with the regulator in the vertical position. Tighten the plug (11).
CHANGING OF THE SEAT (7)
Disassembly :
Unscrew the 6 screws (2) and remove the lower body (4).
Unscrew the plug (11). Remove the spring (10) and the ball (9).
Push on the seat (7) to remove the lower body (4).
Clean the parts or replace with new ones.
Assembly :
Change the 2 seals (6), the seat (7) and the ball (9). (refer to regulation assembly - ind. 5).
Reinstall the seat (7), the ball guide (8), the ball (9), the spring (10) and the plug (11) in the lower body
(4).
Install the lower body and the upper part by means of the 6 screws (2).
SAMES KREMLIN
CAUSE
Pilot air pressure too high
Improper proofness between seat
and ball.
Insufficient pilot air pressure
Ball blocked on the seat, needle-
axis assembly broken
Pulsation too important on the
distribution network
Seat, ball and spring not tight
Defective fluid diagrams
Screws improperly tightened on
the lower body
safe use of the equipment.
Page 8
SOLUTION
Decrease the pilot pressure.
Clean or change.
Increase the pilot air pressure.
Clean and reinstall or change..
Adjust the inlet pressure.
Clean or change.
Change them.
Tighten the screws.
Manual : 573.203.112
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