Graco 312414 Manual - Free PDF Download

Page 2 - Contents

Related Manuals 2 312414J Contents Related Manuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 General Metal Spray Guns . . . . . . . . . . . . . . . . . 3 General Metal with Stainless Steel Tip . . . . . . . ...

Page 3 - Models; General Metal Spray Guns

Models 312414J 3 Models Orifice Size in. (mm) Conventional HVLP Compliant Model Series Max. HVLP/Compliant Air Pressure psi (MPa, bar) Model Series Max. HVLP/Compliant Air Pressure psi (MPa, bar) Model Series Max. HVLP/Compliant Air Pressure psi (MPa, bar) General Metal Spray Guns 0.020 (0.5) 288726...

Page 5 - Warnings; WARNING

Warnings 312414J 5 Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equip-ment. The exclamation point symbol alerts you to a general warning and the hazard symbol refers to procedure-specific risk. Refer back to these warnings. Additional, product-sp...

Page 6 - Gun Selection; Conventional Guns

Gun Selection 6 312414J Gun Selection Conventional Guns Excellent atomization and high production rates typically with some reduction in transfer efficiency. HVLP Guns An HVLP gun is a high transfer efficiency gun which limits the air pressure at the air cap to 10 psi (0.07 MPa, 0.7 bar) maximum. In...

Page 7 - Setup; Connect Air and Fluid Lines

Setup 312414J 7 Setup Connect Air and Fluid Lines 1. Shut off the air supply. 2. Install a shutoff valve (not supplied) down- stream of the air regulator to shut off gun air. 3. Install an inline air filter (not supplied) to clean and dry the gun air supply. 4. Connect a clean, dry, filtered air sup...

Page 8 - Adjust Spray Pattern

Setup 8 312414J Adjust Spray Pattern 1. Rotate the air cap to achieve desired spray pattern. See F IG . 2. 2. To achieve full fan pattern, open the air control valve by turning the knob fully coun-terclockwise. See F IG . 3. 3. To create a round pattern, turn the pattern air off by turning the air c...

Page 9 - Operation; Pressure Relief Procedure; Apply Fluid

Operation 312414J 9 Operation Pressure Relief Procedure 1. Turn off air and fluid supply. 2. Hold a metal part of the gun firmly to a grounded metal pail. Trigger the gun to relieve pressure. Apply Fluid 1. Turn on shop air and fluid supply to the gun. Set atomizing pressure and fluid pres-sure with...

Page 10 - Daily Gun Maintenance; General Tasks

Daily Gun Maintenance 10 312414J Daily Gun Maintenance General Tasks • Frequently lubricate the gun moving parts with a drop of non-silicone oil. • Do not disassemble the spray gun if you are having a spray pattern problem. See Troubleshooting, page 12, for information on how to correct the problem....

Page 11 - Clean Gun

Daily Gun Maintenance 312414J 11 Clean Gun 1. Flush, page 10. 2. Remove air cap. Trigger gun, remove noz- zle, and soak both in a compatible solution. 3. Dip the end of a soft-bristle brush into a compatible solvent. Do not continuously soak the brush's bristles with solvent and do not use a wire br...

Page 12 - Troubleshooting

Troubleshooting 12 312414J Troubleshooting Problem Cause Solution Spray Pattern Normal pattern. No action necessary. Spray Pattern Dirty or damaged air cap or fluid nozzle. Rotate air cap (13) 180°. If pattern follows air cap, prob-lem is in air cap. Clean and inspect. If pattern is not cor-rected, ...

Page 14 - Repair; Disassembly

Repair 14 312414J Repair See Parts, page 16, for callout references. Disassembly 1. Unscrew retaining ring (14) to remove air cap (13b). Check o-rings (13a and 13c) and replace if necessary. 2. Trigger gun while unscrewing nozzle (11) to prevent needle damage. 3. Check o-ring (19) and replace if nec...

Page 15 - Reassembly

Repair 312414J 15 Reassembly 1. Install air control valve assembly (5) with valve turned fully counterclockwise to out-ermost position. Torque to 85-90 in-lb(9.6-10.2 N•m). 2. Install air inlet valve assembly (27) with valve turned fully counterclockwise to out-ermost position. Torque to 205-215 in-...

Page 16 - Parts

Parts 16 312414J Parts 11 13c 13b 11 19 21 18 1 20 6 5 28 20 7 14 13a 10 36 27 23 8 26 9a 9b 9c 22 15 17 16 6 10 3 2 2 3 7 8 3 4 3 4 9 1 3 3 3 3 3 3 11 11 11 12 10 4 ti11194a Pull trigger before installing nozzle (11).Insert spreader (15) with tapered end facing rear of gun. Insert u-cup (16) with o...

Page 19 - Accessories

Accessories 312414J 19 Accessories Repair Kits Air Valves and Regulators Cups Cleaning Kits Test Gauges Hoses Part No. Description289455 Needle Packing Repair Kit 289399 Gun Repair Kit 289791 Air Cap Seal Kit 289143 Trigger Repair Kit 289407 Air Valve Repair Kit 289079 Retaining Ring Kit 24C269 Flui...

Page 20 - Repair Kits

Repair Kits 20 312414J Repair Kits Model Spray Type Nozzle Size in. (mm) Air Cap Kit (13a-13c) Nozzle Kit (11, 19) Needle Assembly Kit (9a-9c) Needle/ Nozzle Kit (9a-9c, 11, 19) Needle Tip Kit (9c, 5-pack) General Metal Spray Guns 288726 Conventional 0.020 (0.5) 289773 289061 289270 289458 289350 28...

Page 23 - Technical Data; Air Consumption

Technical Data 312414J 23 Technical Data WW * Produces 10 psi (0.07 MPa, 0.7 bar) spraying pressure at air cap. ** All readings were taken with the fan valve fully open. Sound power was tested to ISO 9614-2. Air Consumption Maximum Air Inlet Pressure . . . . . . . . . . . . . . . . . . . . . . .. . ...

Page 24 - Graco Standard Warranty

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. Original instructions. This manual contains English. MM 312414 Graco Headquarters: Minneapolis Int...