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SERVICE  BULLETIN

SB-2-001-F

Replaces SB-2-001-E

IMPORTANT:

  

Before using this equipment, read all

safety precautions and instructions in this manual.
Keep for future use.

SPRAY GUN TROUBLESHOOTING AND

PREVENTIVE MAINTENANCE GUIDE

Summary of Contents for SB-2-001-F

Page 1: ...LLETIN SB 2 001 F Replaces SB 2 001 E IMPORTANT Beforeusingthisequipment readall safety precautions and instructions in this manual Keep for future use SPRAY GUN TROUBLESHOOTING AND PREVENTIVE MAINTEN...

Page 2: ...e methylene chloride may be used with these solvents However Materials and 1 1 1 Trichloroethane are aluminum is widely used in other spray not chemically compatible with application equipment such as...

Page 3: ...to a surface Air and material enter the gun through separate passages and are mixed at the air cap in a controlled pattern Air spray guns may be classified in various ways Two ways of classifying gun...

Page 4: ...ically higher transfer efficiency the amount of material that is actually applied to the part than higher pressure spray systems Spray a horizontal test pattern air cap horns in a vertical position Ho...

Page 5: ...un Set the fluid flow rate by adjusting the air pressure in the mate rial container Use about 6 psi for a remote cup and about 15 psi for a 2 gallon or larger container Adjust the fluid flow in the fo...

Page 6: ...at aconstantspeedwhiletriggeringsincethematerial flows at a constant rate Another technique of triggering is referred to as feathering Featheringallowstheoperatortolimit fluid flow by applying only pa...

Page 7: ...Data Sheet is available from DeVilbiss upon request Figure 14 Using a Hose Cleaner Empty the cup and wash it with clean solvent and a clean cloth Clean off the outside of the tube Fill halfway with cl...

Page 8: ...r 3 Checkfordriedpaintjustinsidetheopening Removepaintbywashingwith solvent Heavy center pattern Fluid pressure too high for atomization Balance air and fluid pressure air pressure feed Increase spray...

Page 9: ...ir cap Change to proper suction feed air and tip used with suction feed cap and tip Fluid pressure too low with internal Increase fluid pressure at tank mix cap and pressure tank Fluid needle adjustin...

Page 10: ...rayhead MBC guns only wooden mallet Retighten lock bolt Runs and sags Too much material flow Adjust gun or reduce fluid pressure Material too thin Mix properly or apply light coats Gun tilted on an an...

Page 11: ...Guns ConventionalairsprayandHVLP Standard size midsize manualandautomatic Waterbornecompatible stainlesssteelpassages Shadingandtouch upgunsforprecisioncontrol Decorativegunsfortexturedfinish Dustergu...

Page 12: ...les Customer Service Office Address Telephone No GLENDALE HEIGHTS IL 60139 195 Internationale Blvd 630 237 5000 Toll Free Fax No 1 877 790 6965 AUTOMOTIVE REFINISHING DeVilbiss has authorized distribu...

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