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®
INDUSTRIAL PAINT SPRAY GUN
Model 91011
ASSEMBLY and OPERATING
INSTRUCTIONS
®
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our Web site at http://www.harborfreight.com
© ®
Copyright 2003 by Harbor Freight Tools . All rights reserved. No portion of this
manual or any artwork contained herein may be reproduced in any shape or form
without the express written consent of Harbor Freight Tools.
For technical questions and replacement parts, please call 1-800-444-3353
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Specifications Operating and Maximum PSI 20 to 50 PSI/ 80 PSI Max. Air Consumption 4 CFM @ 30 PSI Paint Capacity 1 Quart Air Inlet 1/4” - 18 NPS Nozzle Size .07” Feed Type Siphon Save This Manual You will need the manual for the safety warnings and precautions, assembly instructions, operating and maintenance procedures, parts list and diagram. Keep your invoice with this manual. Write the invoice number on the inside of the front cover. Keep the manual and invoice in a safe and dry place fo
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8. Do not overreach. Keep proper footing and balance at all times. Do not reach over or across running machines or air hoses. 9. Maintain tools with care. Keep tools clean for better and safer performance. Follow instructions for lubricating and changing accessories. Inspect tool cords and air hoses periodically and, if damaged, have them repaired by an authorized technician. The handles must be kept clean, dry, and free from oil and grease at all times. 10. Disconnect air supply. Disconnect a
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22. Clean Sprayer with care. Use non-flammable solvents. 23. Do not smoke while spraying. Most solvents and coatings are highly flammable, particularly when sprayed. 24. Read all of the information concerning coating products and cleaning solvents. Chlorinated solvents (e.g. 1-1-1 Trichlorethylene and Methylene Chloride, also known as methyl chloride) can chemically react with aluminum and may explode. Many paint sprayers contain aluminum. If you have any doubt about potential chemical react
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Operation 1/4” NPS Sprayer For best service you should incorporate a regulator and inline filter, as shown in the diagram above. Hoses, couplers, regulators, and filters are all available at Harbor Freight Tools. 1. You will need to prepare a 1/4” air connector (sold separately) to connect to the air inlet on the Spray Gun. First, wrap the 1/4” air connector (not included) with pipe thread seal tape before threading it into the Air Inlet (33). Connect the 3/8” ID Air Source Hose to the Spray
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Operation (continued) Filling the Cup (26) Warning! The Spray Gun must be disconnected from the air source when filling or refilling material. 1. Remove the Cup (26) from the Spray Gun FIGURE 1 by pressing the Lever (23) on top of the Cup (26) counterclockwise. 2. Fill the Cup (26) with the appropriate material and turn it counterclockwise while turning the Lever (23) clockwise. See FIGURE 1. NOTE: The Lid (43) of the Cup (26) has a small vent hole in it. Before each operation, make sure the
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Troubleshooting PROBLEM CAUSE REMEDY 1. Add undiluted product 1. Paint too diluted Paint drips on the (check viscosity) 2. Reduce paint flow by tightening 2. Improper spray adjustment object being painted Fluid Adjusting Screw (19) 3. Reduce air flow by turning Air 3. Too much air flow Adjusting Screw (27) down 4. Holding Trigger too long 4. Release Trigger on back stroke 5. Increase distance between nozzle 5. Spraying too close and object 1. Paint too diluted 1. Ad
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Parts List Note: Certain parts cannot be ordered separately and must be ordered as part of an entire set. * (41) Air Valve Seat Set includes parts A, B, C, D, E, F, G on the diagram below. * (39) Lid Assembly Set includes part numbers 25, 31, 44, 23, 43, 34, 22, 30, 29, 42 Part No. Description Part No. Description 1 Air Cap Set 24 Air Hose Joint 2 Nozzle 25* Copper Pin 9 Needle Valve Spring 26 Cup 10 Copper Gasket 27 Air Adjusting Valve Set 11 Fluid Needle 29* Baffle 12 Spread Adj. Valve Set 3
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Assembly Drawing 39 Page 9 SKU 91011
