Central pneumatic high volume, low pressure air spray gun (9 pages)
Summary of Contents for Central Pneumatic 90985
Page 1
. 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...
Use eye and ear protection. Always wear ANSI approved impact safety goggles. Wear an ANSI approved dust mask or respirator when working around chemical dusts, paints and mists. Wear appropriate ear protection. SKU 90985 Specifications 50 PSI 10.2 CFM @ 50 PSI 5.3 CFM @ 50 PSI...
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20. Compressed air only. Never use combustible gas as a power source. 21. Do not spray near open flames, pilot lights, stoves, heaters, or any other heat source. Most solvents and coatings are highly flammable, particularly when sprayed. SKU 90985 Page 3...
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When unpacking, check to make sure the parts listed on pages 10, 11, and 12 are included. If any parts are missing or broken, please call Harbor Freight Tools at the number on the cover of this manual as soon as possible.
3. Check the air connection for leaks and then disconnect the tool from the air source. Touch-Up Sprayer Trigger (5b) Air Regulator (3b) Air Nozzle (1b) Plastic Cup (6) SKU 90985 Operation 1/4” NPS Gravity Feed Sprayer Air Inlet (14b) Adjusting Screw (17b)
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The number of seconds is the viscosity rating. Note: These are general guidelines only. Refer to the material manufacturer’s reccomendations for thinning instructions. SKU 90985 Operation (continued) Attach to wall here. Place finger over hole in the bottom.
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Plastic Cup (2) and Spray Gun may still hold air pressure, fire the Spray Gun toward scrap material until all of the pressure is expended. Open the Cap on the Plastic Cup (2) before removing the Lid. Note: Gun adjustments on page 8. SKU 90985 Page 7 FIGURE 2...
Page 8
To change the spray pattern, turn the Air Nozzle (1b). To regulate the amount of material entering the Spray Gun, adjust the Adjusting Screw (17b). To fine tune the air flow, adjust the Air Regulator (3b). SKU 90985 Operation (continued) Touch-up Sprayer Adjustments Page 8...
7. Repeat if necessary. 8. After following the above procedure, use the brush and wire set to further clean the Spray Gun. SKU 90985 Troubleshooting CAUSE 1. Add undiluted product 2. Reduce paint flow by tightening 3.
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REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO. NOTE: Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts. SKU 90985 Qty. Part No. Description...
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Washer Valve Nut Stem Nylon Piston Spring NOTE: Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts. SKU 90985 Part No. Page 11 Description Air Adjustment Knob Handle Air Inlet Trigger...
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Air Regulator Set Gun Body Trigger Trigger Screw Gasket Gasket NOTE: Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts. SKU 90985 9 10 Description Part No. Page 12 Description Valve Nut Stem...
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