The powder coating spray gun can not work 2

The powder coating spray gun can not work 2

Summary

When you are working with the manual powder coating spray guns,maybe you will meet some problems ,then the gun can not work. In this article you can find the way how to solve the problems.

The powder coating spray gun can not work 2
How to solve some problems for the manual powder coating guns
powder spraying equipment manufacture
1. Problem: The powder would  not be ejected even after power switch is on and trigger is pulled
Cause:Blockage generated in injector , check valve sleeve in the injector paint hose or GUN

Solve way:Disassemble and clean


Cause: worn-down sleeve

Solve way:Replace


Cause:CONVERYING AIR is not supplied.

Solve way:check above issues


Cause:Faulty air –adjustment valve

Solve way:Replace


Cause :Faulty solenoid valve

Solve way:Replace


Cause:Faulty PCB

Solve way:Replace


Cause:Oil and moisture contained In the compressed air 

Solve way:Install an air dehydrator


2. Problem:Powder is ejected from GUN but with its electrostatic intensity low


Cause:High-voltage assembly is low

Solve way:increase the voltage levera


Cause:Faulty GUN connector , wire and wire connector

Solve way:Replace the faulty part


Cause:Faulty high-voltage cascade

Solve way:Replace


Cause:Faulty PCB

Solve way:Replace


Cause:Faulty ROD holder

Solve way:Replace

3. Problem:Powder ejection and electrostatic intensity is good , but its attach efficiency is poor


Cause:Faulty earth of powder object

Solve way:Check the earth state


Cause:Too much paint on the conveyor hangar and powder object area

Solve way:Remove powder from hand and powder-object area


Cause:The high voltage pin caved in

Solve way:Replace the rod holder