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SAFETY WARNINGS

1. Spark and open flames are strictly prohibited.

Paints can be highly flammable and can cause fire.                                                  
Avoid any ignition sources such as smoking, open flames, electrical goods, etc.      

2. Never use the following HALGOGENATED HYDROCARBON SOLVENTS                    

which can cause cracks or dissolution on gun body (aluminum) by chemical reaction.        

-  UNSUITABLE SOLVENTS: methyl chloride, dichloromethane, 1.2-dichloroethane, 

carbon tetrachloride,  trichloroethylene, 1.1.1- trichloroethane.

-  Be sure that all fluids and solvents are compatible with gun parts.  

We are ready to supply a material list used in the product. 

3. Securely ground spray gun.

Use air hose with built-in ground wire or use grounded gun stay.

Ground resistance : Less than 1M

. Check the earth stability periodically.           

If not, insufficient grounding can cause fire and explosion due to static electric sparking.

1. Never point gun towards people or animals.

If done, it can cause inflammation of eyes and skin or bodily injury.

2. Never exceed maximum operating pressure and maximum operating temperature.

3. Be sure to release air and fluid pressure before cleaning, disassembling or servicing.

If not, remaining pressure can cause bodily injury due to improper operation or scattering of cleaning 
liquid. In order to release pressure, first stop supply of compressed air, fluid and thinner to automatic spray
gun. Next, supply only piston operating air and exhaust fluid by operating fluid needle, which results in automatic supply stop
of all compressed air.

4. Tip of fluid needle set has a sharp point.

Do not touch the tip of fluid needle during maintenance for the protection of the human body.

1. Use in a well-ventilated site by using spray booth.

If not, poor ventilation can cause organic solvent poisoning and catch 
fire.

2. Always wear protective gear: safety glasses, mask, gloves.

If not, cleaning liquid, etc., can cause inflammation of eyes and skin.
If you feel something wrong with eyes or skin, immediately see a doctor.

3. Wear earplugs if necessary.

Noise level can exceed 85 dB(A), depending on operating conditions and painting site.

1. Never alter this spray gun.

If done, it can cause insufficient performance and failure.

2. Enter working areas of other equipment (robots, reciprocators, etc.) after machines are turned off.

If not, contact with them can cause injury.

3. Never spray foods or chemicals through this gun.

If done, it can cause accident by corrosion of fluid passages or adversely affect health by mixed foreign matter.

4. If something goes wrong, immediately stop operation and find the cause. Do not use again until you have solved the

problem.

FIRE OR EXPLOSION HAZARD

IMPROPER USE OF EQUIPMENT

PROTECTION OF HUMAN BODY

OTHER PRECAUTIONS

PROBLEMS AND REMEDIES

Problem

Where it

Parts to be

Cause

Remedy

occurred

checked

Retighten Adjust

Clean Replace

Fluid nozzle

fluid needle

* Dirt or damage, 

x

x

Fluid nozzle 

wear on seat surface 

* Wear on needle spring

x

Paint leaks

* Needle does not return due 

to paint buildup on 

x

x

Fluid needle 

Fluid needle packing-

fluid needle.

packing

packing seat

* Wear

x

* Insufficient tightening 

x

Fluid adj. knob.

* Insufficient opening 

x

Paint does 

not flow

Tip of gun 

Tip hole of nozzle

* Clogged

x

Paint filter

* Clogged

x

x

TROUBLESHOOTING

Spray Pattern

Problems

Remedies

1. Air enters between fluid nozzle and

1. Remove fluid nozzle to clean seat.

Fluttering

tapered seat of gun body.

If it is damaged, replace nozzle.

2. Air enters at fluid hose joint

2. Fully tighten joint section.

1. Paint buildup on air cap partially

1. Remove obstructions from horn holes.

Crescent

clogs horn holes. Air pressure from 

But do not use metal 

both horns differs.

objects to clean horn holes.

1. Paint buildup or damage on fluid nozzle cir-

1. Remove obstructions.

Inclined

cumference and air cap center.

Replace if damaged.

2. Fluid nozzle is not properly fitted.

2. Remove fluid nozzle, clean seated section.

1. Paint viscosity too low.

1. Add paint to increase viscosity.

Split

2. Fluid output too high.

2. Tighten fluid adj. knob to reduce fluid output 

or reduce air pressure for Fan.

1. Paint viscosity is too high.

1. Add thinner to reduce viscosity.

Heavy 

2. Fluid output is too low.

2. Turn fluid adj. knob counter-clockwise to 

Center

increase fluid output or increase air pressure 
for Fan.

1. Fluid nozzle and fluid needle set are

1. Clean or replace fluid nozzle and fluid 

Spit

not seated properly.

needle set.

2. Paint buildup inside air cap set.

2. Clean air cap set.

Summary of Contents for WRA 101-S9

Page 1: ...re 5 40 C Air connection 3 Rc 1 4 Air and fluid 5 43 C Fluid connection 2 Rc 1 4 TECHNICAL SPECIFICATIONS Be sure to observe warnings and cautions in this instruction manual If not it can cause paint ejection and serious bodily injury by drawing organic solvent Be sure to observe following marked items which are especially important WARNING Indicates a potentially hazardous situation which if not ...

Page 2: ...ray gun If done it can cause insufficient performance and failure 2 Enter working areas of other equipment robots reciprocators etc after machines are turned off If not contact with them can cause injury 3 Never spray foods or chemicals through this gun If done it can cause accident by corrosion of fluid passages or adversely affect health by mixed foreign matter 4 If something goes wrong immediat...

Page 3: ...yes Use two way or three way solenoid valve of more than ø 4 inner dia cross sectional area and air hose of over ø 6 inner dia and less than 10m length If not small dia of solenoid valve and longer air hose between three way solenoid valve and gun can cause delay in operation Firmly fix hose to spray gun If not disconnection of hose and drop of container can cause bodily injury SPARE PARTS LIST Mo...

Page 4: ...or protection of the human body Be careful not to damage the tip of the fluid nozzle or not put your hand on it Only an experienced person who is fully conversant with the equipment can do maintenance and inspection CAUTION Never use commercial or other parts instead of ANEST IWATA original spare parts Never immerse the whole gun into liquid such as thinner Never soak air cap set in solvent for ex...

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