TAIZHOU ZEGO-TOOL MACHINERY CO.,LTD.
Contact Us
Spray Gun Troubleshootings

Spray Gun Troubleshootings

1. Fluttering

Fluttering.png

Problems:

a. Air enters between fluid nozzle and nozzle seat.

b. Air enters between air baffle and gun body.

c. Air is drawn form fluid needle packing set.

d. Air enters at fluid container fitting nut or fluid hose joint.


Remedies:

a. Remove fluid nozzle to clean seat. If it is damaged, replace nozzle.

b. Remove air baffle to clean, if it is damaged, replace air baffle.

c. Tighten fluid needle packing screw.

d. Tighten joint section after clean.



2. Crescent

Crescent.png

Problems:

Paint buildup on air cap partially clogs horn holes. Air pressure from both horns is different.


Remedies:

Remove obstructions from horn holes with attached brush.But do not use metal objects to clean horn holes.


3. Inclined

Inclined.png

Problems:


1. Paint buildup or damage on fluid nozzle circumference and air cap center.

2. Fluid nozzle is not properly fitted.


Remedies:

1. Clean the paint buildup.If it is damaged,replace the damaged part.

2. Remove the nozzle and clean it.


4. Split

Split.png

Problems:

1.Paint viscosity too low.

2. Fluid output too high.


Remedies:

1.Add paint to increase viscosity.

2. Tighten needle adjust knob to reduce fluid output.Or turn pattern adjust valve set clockwise.


5. Heavy Center

Heavy_Center.png

Problems:


1. Paint viscosity is too high.

2. Fluid output too low.


Remedies:

1. Add thinner to reduce viscosity.

2. Turn needle adjust knob counter-clockwise to increase fluid output.

Related Articles
  • Cleaning and Maintenance of Spray Gun

    Cleaning and Maintenance of Spray Gun

    November 7, 2019Pour remaining paint out after use, clean each each section of the spray gun with thinner.Spray defined amount of thinner to clean fluid passages until clean enough. Then clean with a soft cloth. If n...view
  • How to Connect Spray Gun

    How to Connect Spray Gun

    November 7, 20191. Connect an air hose to air nipple tightly.2. Connect a fluid hose or a container to fluid nipple tightly.3. Flush the gun fluid passage with a compatible solvent.4. Pour paint into container, test ...view
  • How to Operate Spray Gun

    How to Operate Spray Gun

    November 7, 20191. Suggested air pressure of 2.0-3.0 bar(30-43psi).2. Recommended paint viscosity differs according to paint property and painting conditions,18±2 sec./Iwata cup#2is recommendable.3. Keep fluid outpu...view
  • Spray Gun Operation Safety Precautions

    Spray Gun Operation Safety Precautions

    November 7, 2019view