The powder coating spray gun can not work

The powder coating spray gun can not work

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
How to solve some problems for the manual powder coating guns
1. Problem: High –voltage display does not operated even after powder is on and trigger is pulled
Cause:Electric faulty-The electric line coming into CONTROL UNIT is not property connected

Solve way:connect the power 


Cause: Faulty fuse and bad equipment  on the part of external power source .

Solve way:Replace


Cause:Faulty lamp.

Solve way:Replace


Cause:Faulty printed circuit board(PCB)

Solve way:Replace


Cause :Faulty line in GUN

Solve way:Replace


Cause:Faulty in high-voltage generation part

Solve way:Replace


Cause:Faulty trigger switch

Solve way:Replace


2. Problem:The powder would not be fluidizing 

Cause:The fluidizing air hose is not connected or compressed air is not input

Solve way:Connect after checking


Cause:Faulty fluidizing plate

Solve way:Replace


Cause:Faulty operation of pressure reduction valve

Solve way:Replace


3. Problem:The gauge hands of CONVERYING AIR and DOSING AIR do not move during

 operation

Cause:operation mistake:The power switch is not pressed 

Solve way:Turn on the power switch


Cause:The trigger is not pulled

Solve way:Check while pulling the trigger


Cause:Faulty SOLENOID valve

Solve way:Replace


Cause:Faulty PCB

Solve way:Replace