Ed. 003 - 02/2013
TROUBLESHOOTING
Solutions
Cause
Problem
• Pulling the trigger, the pressure
drops considerably
• Material flows from the cap
• Fluid leakage from the gun
• Fluid in air passages
• Fluid flow stops or it comes out
slowly
•
Material leaks from the gasket
pressing screw
•
Atomization imperfect
•
Spraying jet irregular
•
Spraying jet streaky
•
Uneven paint spreading
• Pulling the trigger, the fluid does
not flow out
• The nozzle is too large or worn;
• The product is too dense;
• The mesh of the filter in the gun is too
fine;
• Material leakage from the sealing Oring;
•
Gaskets worn;
• Product viscosity too low;
• Fluid rod damaged or worn;
•
leaks from the gaskets;
•
Nozzle dirty or clogged;
•
Gasket loosened or worn;
•
Nozzle worn;
•
Insufficient fluid feed;
• Air in the paint feed line;
• Nozzle worn;
•
Nozzle partially clogged;
•
Nozzle worn or partially clogged;
•
Nozzle clogged;
• Filter clogged or worn.
• Replace with a smaller one;
• If possible, dilute the product;
• Replace with a filter with larger mesh;
• Replace the O-ring;
•
Replace the gaskets;
• Change to a more suitable product;
• Check and replace if necessary;
• Replace the gaskets;
•
Clean or replace it;
• Tighten the gasket pressing screw
or change the gasket;
•
Replace it;
• Adjust the fluid outflow or fill the fluid
feed can;
• Check and bleed the paint line air;
• Replace it;
•
Clean or replace it;
•
Clean or replace it;
•
Clean or replace it;
• Clean or replace it.
Incorrect spreading of the product is caused by incorrect adjustment between the air and the fluid.
V
www.larius.com
L400 SPRAYING GUN
30