Graco 390 Classic Model 24U105 - Manuals

Page 2 - Contents

Models 2 332758A Contents Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Component Identification (Hi-Boy Models) . . . . . . 7 Component Identification (Stand Models) . . . . . . 8 Component...

Page 3 - Warnings; WARNING

Warnings 332758A 3 Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama-tion point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manua...

Page 10 - Pressure Relief Procedure

Pressure Relief Procedure 10 332758A Pressure Relief Procedure Follow the Pressure Relief Procedure whenever you see this symbol. 1. Engage trigger lock. 2. Turn pressure control to lowest pressure. 3. Disengage trigger lock. 4. Hold a metal part of the gun firmly to a grounded metal pail. Trigger t...

Page 11 - Grounding

Grounding 332758A 11 Grounding Air and fluid hoses: use only electrically conductive hoses with a maximum of 500 ft. (150 m) combined hose length to ensure grounding continuity. Check elec-trical resistance of hoses. If total resistance to ground exceeds 29 megohms, replace hose immediately. Spray g...

Page 12 - Pails

12 332758A Pails Solvent and oil/based fluids: follow local code. Use only conductive metal pails, placed on a grounded sur-face such as concrete. Do not place pail on a nonconductive surface such as paper or cardboard which interrupts grounding continuity. Grounding a metal pail: connect a ground w...

Page 13 - Setup

Setup 332758A 13 Setup 1. Connect Graco airless hose to sprayer. Tighten securely. 2. Connect other end of hose to gun. 3. Tighten securely. 4. Remove tip guard. 5. Check inlet strainer for clogs and debris. 6. Fill throat packing nut with TSL to prevent premature packing wear. Do this each time you...

Page 14 - Startup

Startup 14 332758A Startup 1. Turn pressure control to lowest pressure. 2. Turn power ON . 3. Increase pressure 1/4 turn to start motor. Allow fluid to circulate through drain tube for 15 seconds. 4. Turn prime valve horizontal. Disengage trigger lock. 5. Hold gun against grounded metal flushing pai...

Page 15 - Test Spray Pattern

Startup 332758A 15 Test Spray Pattern 1. Spray test pattern. Adjust pressure to eliminate heavy edges. 2. Use smaller tip size if pressure adjustment cannot eliminate heavy edges. 3. Hold gun perpendicular, 10-12 in. (25-30 cm) from surface. Spray back and forth; overlap by 50%. 4. Trigger gun after...

Page 16 - Cleanup

Cleanup 16 332758A Cleanup 1. Relieve Pressure , page 10. 2. Remove guard and Spray Tip. For additional infor-mation, see separate gun manual. 3. Remove siphon tube set from paint. Wipe excess paint off outside of tubes. 4. Place siphon tube in flushing fluid. Use water for water base paint and mine...

Page 18 - Technical Specifications; Electric Airless Sprayers; Metric

Technical Specifications 18 332758A Technical Specifications Electric Airless Sprayers U.S. Metric Sprayer Power requirements 100/120V AC, 50/60 hz, 11A, 1 phase 230V AC, 50/60 Hz, 7.5 A, 1 phase Generator required 3000 w minimum Maximum working pressure 190 3000 psi 207 bar, 20.7 MPa 290/390 3300 p...

Page 19 - Notes

Page 20 - Graco Standard Warranty; Graco Information

All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. This manual contains English. MM 332758 Graco Headquarters: Minneapolis International Offices: Bel...