Pneumatic HVLP Spray Gun #505500, JAT-500 Operation & Parts Manual M-505500 Edition 2 10/2015 JET 427 New Sanford Road LaVergne, TN 37086 Ph.: 800-274-6848 www.jettools.
Warranty and Service JET warrants every product it sells against manufacturers’ defects. If one of our tools needs service or repair, please contact Technical Service by calling 1-800-274-6846, 8AM to 5PM CST, Monday through Friday. Warranty Period The general warranty lasts for the time period specified in the literature included with your product or on the official JET branded website. • JET products carry a limited warranty which varies in duration based upon the product.
Safety warnings General air tool warnings 1. Read and understand this entire manual before attempting assembly or operation. 2. Read and understand all warnings posted on the tool and in this manual. Failure to comply with all of these warnings may cause serious injury. 3. Replace warning labels if they become obscured or removed. 4. Do not use this tool for other than its intended use.
20. Do not use power tools in damp or wet location, or expose them to rain. Keep work area well lighted. 21. Do not leave a connected tool unattended. When not in use, disconnect tool from air source. 22. Shut off air supply and discharge any residual pressure from tool before removing hose, making adjustments, changing accessories, or storing tool. 23. Make sure tool is switched off, and your finger off the trigger, before connecting to air supply. 24.
About this manual This manual is provided by JET, covering the safe operation and maintenance procedures for a JET Model JAT-500 Pneumatic Spray Gun. This manual contains instructions on safety precautions, general operating procedures, maintenance procedures and parts breakdown. Your tool has been designed and constructed to provide consistent, long-term operation if used in accordance with the instructions set forth in this document.
Tool specifications Model number JAT-500 Stock number 505500 Gun type HVLP (High Volume Low Pressure) Feed type Gravity Cup capacity 600cc Fluid nozzle provided 1.3 mm Fluid output 170 cc/min Maximum fan pattern size 280 mm Air consumption 10 CFM at 28 PSI (2 bar) Working pressure 15-28 PSI (1.05-2 bar) Air Inlet 1/4 in. PS Fluid inlet M16 x 1.5P Overall length 13.1 in. (332.74 mm) with cap; 7.87 in.
Setup and Assembly Any missing parts or damage should be reported immediately to your JET® distributor. Do not use a damaged tool. Read this instruction manual thoroughly for operation, maintenance and safety instructions. 7. Rotate fan control knob counterclockwise for full, flat spray pattern; clockwise for narrower pattern. NOTE: To reduce overspray and obtain maximum efficiency, always spray with the lowest possible air pressure/fluid flow combination.
it sprays clear. Do NOT immerse the entire gun in solvent. 2. Disconnect air hose from tool. 3. Remove air cap and clean. Make sure holes in horns are clean. 4. Use solvent and the provided brush to remove any deposits around fluid nozzle. 5. For more detailed cleaning, use provided spanner to remove fluid control knob, fluid nozzle, and needle (in that order). Clean nozzle and needle with brush and solution. Reassemble parts by reversing above order. 6. Periodically lubricate the gun.
6. Air-line pressure may be increased accordingly to compensate for extra-long air hoses (usually over 25 feet). Inside diameter of hose should be minimum 3/8-inch. General Air Tool Information If the air tool is not performing according to specifications, the following are among the most common causes. (See also “Troubleshooting” section.) • Contaminated air such as a dirty air system or water in the system. • Using wrong size tool for the job.
Troubleshooting JAT-500 Spray Gun Any disassembly of the tool should be done by qualified service personnel. For problems not addressed below, contact JET technical service at 800-274-6846. Problem Possible cause Remedy Correct normal pattern. No correction necessary. Dirty or damaged air cap. Dirty or damaged fluid tip. Rotate air cap 180-degrees: If pattern is following air cap, problem is in air cap. Clean and inspect. If pattern does not correct, replacement is necessary.
Problem Possible cause Remedy Gun leaks from fluid nozzle. Foreign substances between fluid nozzle and needle. Disassemble and clean nozzle and needle. Paint emerges from needle packing. Needle packing is damaged or missing. Replace packing. Gun too far away. Move gun closer to work surface. Too much overspray. “Orange peel” finish (textured instead of smooth). Excessive fluid. Reduce fluid flow. Excessive air pressure. Reduce air flow. Nozzle too large for project. Try smaller nozzle kit.
#505500, JAT-500, HVLP Spray Gun – exploded view 12 JAT-500 HVLP Spray Gun
#505500, JAT-500, HVLP Spray Gun – parts list Index 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Part No. JAT500-01 JAT500-02 JAT500-03 JAT500-04 JAT500-05 JAT500-06 JAT500-07 JAT500-08 JAT500-09 JAT500-10 JAT500-11 JAT500-12 JAT500-13 JAT500-14 JAT500-15 Description Qty Air cap assembly 1.3mm 1 Fluid nozzle 1.3mm 1 Distributor 1 Gun body 1 Fluid inlet for 600cc 1 Needle packing 1 Spring 1 Needle packing seat 1 Fluid needle assembly 1.
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427 New Sanford Road LaVergne, Tennessee 37086 Phone: 800-274-6848 www.jettools.
