Performance Tool M503 - User Manual

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OWNER'S MANUAL

Stock Number M503

2 PC H.V.L.P. Gravity Feed Spray Gun Kit

Illustrations and photographs are intended for reference only. Actual merchandise may vary slightly from illustration. Tools not included.

FOR YOUR SAFETY,

please read these instructions carefully

and retain them for future use.

Table of Contents

Questions and Answers

B
Benjamin MillerJul 29, 2025
What to do if Performance Tool M503 Paint Sprayer is spitting?
- C
  Cody JonesJul 30, 2025
  Spitting from your Performance Tool Paint Sprayer can occur if there's too little material in the cup; simply refill the cup. It may also happen if the Fluid Nozzle is loose; make sure to tighten it. Damaged Needle Packing can also cause spitting, so replace the packing if necessary. Lastly, a dirty or damaged Needle and Nozzle Set can be the culprit; clean or replace these parts to resolve the issue.
B
Brandon BaxterAug 6, 2025
Why Performance Tool M503 has irregular or offset pattern?
- Y
  yatespatrickAug 6, 2025
  An irregular or offset pattern from your Performance Tool Paint Sprayer could be due to a dirty or damaged Needle tip or Fluid Nozzle. Try cleaning or replacing the Needle or Fluid Nozzle. Another cause could be clogged atomization holes on the Air Nozzle around the center. Cleaning the Air Nozzle may resolve this.
G
Gavin FrazierAug 13, 2025
How to fix half-moon shaped pattern with Performance Tool M503 Paint Sprayer?
- T
  Tracy WilsonAug 14, 2025
  A half-moon shaped pattern from your Performance Tool Paint Sprayer is caused by clogged air holes on the Air Nozzle ears. Carefully clean out these holes with wire after soaking in thinner to resolve the issue.
I
ijamesAug 21, 2025
Why is material in the Performance Tool M503 cup bubbling or boiling?
- X
  xmartinAug 21, 2025
  Bubbling or boiling material in the Performance Tool Paint Sprayer cup can result from a Fluid Nozzle that is loose, clogged, or damaged. To resolve this, try cleaning, tightening, or replacing the Fluid Nozzle. Another potential cause is a loose, clogged, or damaged Air Nozzle. In this case, you should clean, tighten, or replace the Air Nozzle.

Performance Tool M503 Specifications

General

Brand	Performance Tool
Model	M503
Category	Paint Sprayer
Language	English

Summary

Important Safety Information

General Safety Precautions

Comprehensive safety guidelines for operating the spray gun, including personal protective equipment and work area conditions.

Care and Maintenance

Cleaning Instructions

Detailed steps for cleaning the spray gun parts and components after use to ensure longevity and prevent residue buildup.

Operating the Spray Gun

Inlet Air Pressure Adjustment

Procedure for setting and adjusting inlet air pressure using the regulator control knob.

Controlling Air and Fluid Volume

How to fine-tune the air and fluid flow rates using dedicated control knobs for optimal spraying.

Spray Pattern Adjustment

Techniques for modifying the spray pattern shape and orientation to suit different painting tasks.

1.2 mm HVLP Spray Gun Parts List

Parts Identification and List

Identifies and lists all components of the 1.2 mm HVLP spray gun with corresponding part numbers and quantities.

1.5 mm HVLP Spray Gun Parts List

Parts Identification and List

Identifies and lists all components of the 1.5 mm HVLP spray gun with corresponding part numbers and quantities.

Troubleshooting Guide

Common Spray Gun Problems and Solutions

Diagnosing and resolving common issues like pattern shape, spitting, and material bubbling with provided solutions.

Limited Warranty Information

Warranty Terms and Conditions

Outlines the warranty coverage, limitations, exclusions, and procedures for making a warranty claim.

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