DeVilbiss JGA Conventional Suction/Pressure

Inside This Document

Part sheet SB-2-259 for the standard DeVilbiss JGA-504 conventional spray gun in suction and pressure feed — a general purpose, heavy duty, high production gun suitable for most materials, with plated brass and aluminum fluid passageways. The 8 pages cover setup, operation per NFPA-33 practice, and service, with repair kit KK-5058 identified for rebuilds of one of the most widely used conventional platforms in industrial finishing.

From the Document

JGA CONVENTIONAL SPRAY GUN (SUCTION/PRESSURE) IMPORTANT: Before using this equip - ment, read all safety precautions and instructions. Keep for future use. DESCRIPTION The standard JGA-504 spray gun is a general purpose, heavy duty, high production spray gun suitable for use with most types of ma - terials. The fluid passageway is plated brass and aluminum. The fluid tip and needle are 300 series stainless steel. Halogenated hydrocarbon solvents - for example; 1, 1, 1 - trichloroeth - ane and methylene chloride - can chemically react with the aluminum in this gun and cause an explo - sion hazard. Read the label or data sheet for the material you intend to spray. Do not use spray materials containing these solvents with this spray gun. Important: This gun may be used with most common coating and finishing materials. It is designed for use with mildly corrosive and nonabrasive materials. If used with other high corrosive or abrasive materials, it must be expected that frequent and thorough cleaning will be required and the necessity for replacement of parts will be increased. INSTALLATION 1. Attach the air supply line to the air inlet (26). An air transformer installed as close as possible to the gun will provide filtered and regulated air. Note When larger diameter air hoses are used, it is advisable to use an 8' or 10' "whip end" or a smaller diameter hose at the gun for greater flexibility or movement. 2. Attach the suction feed cup or fluid hose to the material inlet. Note Protective coating and rust inhibi - tors have been used to keep the gun in good condition prior to…