Graco AA Series - Manual

Installation 6 311001G Installation Typical Installation The typical installation shown in F IG . 1 is only a guide for selecting and installing air-assisted spray systems. Con-tact your Graco distributor for assistance in designing a system to meet your needs. Grounding Key: A Air Line Filter B Air...

Installation 311001G 7 Air Line 1. Install an air filter (A) on the gun air line to ensure a dry, clean air supply to the gun. Dirt and moisture can ruin the appearance of your finished workpiece. See F IG . 1. 2. Install an air pressure regulator (C) on the gun air line to control air pressure to t...

Setup 8 311001G Setup Flush Before Using Equipment 1. The equipment was tested with lightweight oil, which is left in the fluid passages to protect par ts. To avoid contaminating your fluid with oil, flush the equipment with a compatible solvent before using the equip-ment. See Flushing and Cleaning...

Operation 10 311001G Operation Safety Pressure Relief Procedure 1. Engage the trigger lock. See F IG . 13. 2. Shut off the pump. See your pump manual. 3. Shut off the gun air supply. 4. Disengage the trigger lock. See F IG . 13. 5. Hold a metal part of the gun firmly to a grounded metal pail. Trigge...

Operation 311001G 11 How the Air-Assisted Spray Gun Operates The air-assisted spray gun combines airless and air spraying concepts. The spray tip shapes the fluid into a fan pattern, as does a conventional airless spray tip. Air from the air cap further atomizes the fluid and completes the atomizati...

Operation 12 311001G HVLP Operation Fluid Application Always hold the gun at a right angle from the surface. Do not make an arc with the gun as it causes an uneven coat of fluid. See F IG . 16. 1. To achieve the best results when applying fluid, keep the gun perpendicular to the surface and main-tai...

Daily Gun Care, Flushing, and Cleaning 14 311001G General System Maintenance 1. Relieve the pressure, page 10. 2. Clean the fluid and air line filters daily. 3. Check for any fluid leakage from the gun and fluid hoses. Tighten fittings or replace equipment as needed. 4. Flush the gun before changing...

Daily Gun Care, Flushing, and Cleaning 16 311001G 13. If the diffuser was removed, trigger the gun while you reinstall the diffuser (5) with the gun tool (30). Tighten the diffuser securely to obtain a good seal. Torque to 155-165 in-lb (18-19 N•m). When properly tightened, the flange will bottom ou...

Troubleshooting 18 311001G Troubleshooting General Troubleshooting SKIN INJECTION HAZARD Follow Pressure Relief Procedure on page 10. Read warnings, page 4. • Check all possible remedies in the trouble-shooting char ts before disassembling the gun. • Some improper patterns are caused by the improper...

Repair 20 311001G Repair Items Needed for Service • Seal Installation Tool (28)-- provided • Nut Driver Tool (29) -- provided • Gun Tool (30) -- provided • O-ring Pick • 7/32 in. Hex Wrench • 3/16 in. Hex Wrench • Compatible Solvent • Lubricant (par t number 111265) Repair Kits Fan Valve Replacement...

Repair 24 311001G Reassembly 1. Install the tube gasket (22*) in the gun. Handtighten the fluid tube connector (C) into the gun’s fluid inlet. Handtighten the air inlet fitting (17) and screw (20). Torque the fluid tube connector to 150-160 in-lb (17-18 N•m). Torque the air inlet fitting to 175-185 ...

Parts 26 311001G Parts Part No. 288844/G15 GunPart No. 249242/G40 GunPart No. 249246/G40 Gun, High Flow 1 2 3‡ 4 5a 6 (G15 only) *7 *8 9 10 11 13‡ 14‡ 15 17 19 21 *22 33 ◆ *6b *5e *5f *5g 5b ✖ (carbide only) 5c† ✖ 5d† ✖ *2a TI6579A 1a 6 (G40 only) ◆ *6a 21a (G15 only) TI6579B 29 30 28* 12 16 18 20 1...

Spray Tip Selection Chart 30 311001G Spray Tip Selection Chart Spray Tips, for use with AA Series Air Cap AAM Fine Finish Spray TipsRecommended for high finish quality applications at low and medium pressures. Order desired tip (Part No. AAMxxx) from matrix below. GG4 Industrial Spray TipsRecommende...

Spray Tip Selection Chart 311001G 31 RAC SwitchTips, for use with AA Series Air Cap LTX RAC Spray Tips Order desired tip (Part No. LTXxxx) from matrix below. * Tips are tested in water. ❖ Measured with NO airflow. Air assist will tend to reduce pattern lengths by 1 in. to 2 in. All tips in the Spray...

Spray Tip Selection Chart 32 311001G RAC SwitchTips, for use with AA Series Air Cap Continued FFT Fine Finish RAC Spray Tips Order desired tip (Part No. FFTxxx) from matrix below. WRX WideRAC Spray Tips Order desired tip (Part No. WRXxxx) from matrix below. * Tips are tested in water. ❖ Measured wit...

Accessories 311001G 33 Accessories Use Only Genuine Graco Parts and Accessories Air Fitting and Tubing Kit 249473Alternative-style connector for air inlet and hose. 3/8 in. to 1/4 npt(f) Push-To-Lock fitting, 25 ft (7.62 m) long, 3/8 in. (9.5 mm) ID, nylon tubing. Air Hose 241811100 psi (0.7 MPa, 7 ...

Technical Data 34 311001G Technical Data * All readings were taken with the fan valve fully closed (full fan size), at 20 psi (140 kPa, 1.4 bar) and 100 psi (0.7 kPa, 7 bar), and at the assumed operator position. Sound Power was tested to ISO 9614-2. Category Data Maximum Working Fluid Pressure . . ...

Dimensions 311001G 35 Dimensions 6.1 in. (15.5 cm) 8.0 in. (20.3 cm) 6.9 in. (17.5 cm) 5.0 in. (12.7 cm) Model G15 TI6583A 6.9 in. (17.5 cm) 5.8 in. (14.7 cm) 8.0 in. (20.3 cm) 6.9 in. (17.5 cm) Model G40 TI6845A

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 311001 Graco Headquarters: Minneapolis International Offices: Bel...