Table of Contents
Advertisement
Quick Links
Instructions - Parts List
AA Series Spray Gun
For air-assisted spraying and finishing of paints and coatings.
Important Safety Instructions:
Read all warnings and instructions in this manual. Save
these instructions.
See page 2 for List of Models and Table of Contents.
Model G40
Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441
Copyright 2005, Graco Inc. is registered to I.S. EN ISO 9001
Model G15
TI6844A
TI6553A
Model G40 w/RAC tip
II 2 G
311001G
TI7204B
Advertisement
Table of Contents
Related Manuals for Graco 311001G
Summary of Contents for Graco 311001G
- Page 1 See page 2 for List of Models and Table of Contents. Model G15 Model G40 Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441 Copyright 2005, Graco Inc. is registered to I.S. EN ISO 9001 TI6553A Model G40 w/RAC tip TI6844A 311001G TI7204B II 2 G...
-
Page 2: Table Of Contents
Air-Assisted Spray Gun, Carbide Seat and Ball 4000 (2.8, 280) G40 High Pressure Air-Assisted Spray Gun, Carbide Seat and Ball, Reverse-A-Clean Includes: 249596 Air Cap 249596 Air Cap 249180 Air Cap 249180 Air Cap 288465 ® (RAC) Tip Air Cap 311001G... -
Page 3: Related Manuals
This manual is available in the following languages: Manual Language 311001 English 311145 Chinese 311146 Danish 311147 Dutch 311148 Finnish 311149 French 311150 German 311151 Italian 311152 Japanese 311153 Korean 311154 Norwegian 311155 Polish 311156 Russian 311157 Spanish 311158 Swedish 311001G Related Manuals... -
Page 4: Warnings
Do not kink or overbend hoses or use hoses to pull equipment. • Comply with all applicable safety regulations. • Keep children and animals away from work area. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. WARNING 311001G... - Page 5 This equipment includes but is not limited to: • Protective eyewear • Clothing and respirator as recommended by the fluid and solvent manufacturer • Gloves • Hearing protection 311001G WARNING Warnings...
-
Page 6: Installation
Check your local electrical code and pump manual for detailed grounding instructions. Use only electrically conductive fluid hoses. Ground the spray gun through connection to a prop- erly grounded fluid supply hose and pump. Spray Gun Electrically Conductive Fluid Hose Gun Air Supply Hose TI6554A 311001G... -
Page 7: Air Line
See F . 2. 6. Connect the other end of the air hose (G) to the out- let of the air shutoff valve. See F 311001G Fluid Line • Before connecting the fluid line, blow it out with air and flush it with solvent. -
Page 8: Setup
The air cap alignment pin can be removed according to preference. Air cap alignment pins do not come standard with model G40 guns (249242). TI6847A TI6558A . 7. When relocating TI6847A Horizontal Air Cap Position (standard) Vertical Air Cap Position 311001G... - Page 9 Reverse-A-Clean (RAC) Tip Model 249238 guns use a Reverse-A-Clean To assemble the RAC tip, insert the seat housing into the air cap assembly. Insert the SwitchTip. 311001G ® Insert the gasket seat. (RAC) tip. . 10 TI7196A Screw the RAC tip assembly onto the gun and tighten firmly by hand.
-
Page 10: Operation
Trigger Lock Always engage the trigger lock when you stop spraying to prevent the gun from being triggered accidentally by hand or if dropped or bumped. . 13. ENGAGED . 13 . 13. TI6555A . 13. DISENGAGED TI6581A TI6582A 311001G... -
Page 11: How The Air-Assisted Spray Gun Operates
Ratio 2. Trigger the gun to check the atomization; do not be concerned about the pattern shape yet. 311001G 3. Slowly increase the fluid pressure, just to the point where a further increase in fluid pressure does not significantly improve fluid atomization. -
Page 12: Hvlp Operation
(200 to 300 mm) from the object being sprayed. 2. To obtain an even finish, use smooth, even strokes across the object being sprayed with 50% overlap. 3. Paint using parallel strokes. This spray gun applies all coatings evenly without cross coating. TI6561A CORRECT TI6562A 311001G... -
Page 13: Daily Gun Care, Flushing, And Cleaning
Do not point the gun up while cleaning it. Do not immerse the gun in solvent. 311001G Methlyene chloride with formic or propionic acid is not recommended as a flushing or cleaning solvent with this gun as it will damage aluminum and nylon compo- nents. -
Page 14: General System Maintenance
1. Relieve the pressure, page 10. 2. Remove the air cap retaining ring (6), air cap (21), and spray tip (33). 3. Disconnect the fluid supply hose (F) and air supply hose (G) from the gun. TI6735A . 18 TI6566A TI6567A 311001G... - Page 15 8. Disconnect the solvent supply hose (T) from the gun. . 21 311001G Trigger the gun whenever you tighten or remove the diffuser (5). This keeps the needle ball away from the seating surface and prevents the seat from being damaged.
-
Page 16: Reverse-A-Clean
Do not soak the RAC tip seat gasket (33a) in solvent for extended periods of time or swelling may occur. Clearing a clogged RAC tip Release the trigger and engage the trigger lock. TI6568A . 28 TI6571A TI6553A ® (RAC) Tip ENGAGED TI6581A 311001G... - Page 17 Trigger the gun into a pail to clear the clog. SKIN INJECTION HAZARD Do not point gun at anyone or at any part of the body. . 31 311001G Engage the trigger lock. TI7200A . 32 Return the SwitchTip to its original position.
-
Page 18: Troubleshooting
(2). Clean spray tip. See page 14. After tip removal (see above), very slowly loosen the hose end coupling at the gun and relieve pressure gradually. Then loosen com- pletely to clear the obstruction. Clean or replace filter (12). 311001G... - Page 19 Fluttering or spitting spray. Striping spray. Irregular pattern. Pattern pushed to one side, same side of air cap gets dirty. Material build up on air cap. 311001G Cause Insufficient fluid supply. Air in paint supply line. Attempting to “feather” (partially trigger the gun).
-
Page 20: Repair
. 36. . 36 3. Trigger the gun to pull the needle housing off the seat while you unscrew the diffuser (5) from the gun body (1), using the gun tool (30). Torque to 90 in-lb (10.5 N•m). TI6576A TI6568A 311001G... -
Page 21: Needle Repair
The seat must be replaced if it is worn. (carbide only) . 37 311001G Needle Repair 1. Remove the diffuser, see Seat Repair, page 20. 2. Remove the trigger pivot pin nut (14‡), pivot pin (13‡), and trigger (3‡) using the gun tool (30) and... -
Page 22: Air Valve Repair
2. Unscrew the fluid inlet fitting (18). Remove and clean or replace the inline fluid filter (12). 3. Unscrew the fluid tube connector (C) from the gun’s fluid inlet. Carefully remove the gasket (22*). TI6577A . 41 TI6573A 311001G... - Page 23 Repair 311001G...
-
Page 24: Reassembly
(1) using the gun tool (30). Torque to 155-165 in-lb (18-19 N•m). When properly tightened, the flange will bottom out on the gun. 11. Attach the retaining ring (6), air cap (21), and spray tip (33)✖. . 43. 2† . 44. Lubricate both sides TI6575A 311001G... - Page 25 Torque to 125-135 in-lb (14-15 N•m). Torque to 45-50 in-lb (5-6 N•m). Use low strength thread locker. Torque to 175-185 in-lb (20-21 N•m). . 44 311001G (249238 & 249246 only) (288844 & 249242 only) (288844 & 249242 only) (288844 torque only) (249242 torque only) 5b✖...
-
Page 26: Parts
Part No. 249246/G40 Gun, High Flow 21a (G15 only) 6 (G40 only) ◆*6b 6 (G15 only) (249246 only) (288844 & 249242 only) ◆*6a 13‡ 3‡ (288844 & 249242 only) 5b✖ (carbide only) 5c†✖ 5d†✖ 14‡ (288844 & 249242 only) TI6579B TI6579A 311001G... - Page 27 ‡ Included in Trigger Repair Kit 249585 (purchase sepa- rately). ◆ Included in Air Cap Seal Kit 253032 (purchase separately). ✓ Not for sale separately. 311001G Part No. 249242/G40 Gun w/Standard Tip Part No. 249246/G40 Gun, High Flow Ref. Qty.
-
Page 28: Parts
Parts Parts Part No. 249238/G40 Gun w/RAC Tip ★5a ★35 ★*6a ★6 ★✖5b 5c✖★ ★*5g 5d✖★ ★*5f 13‡ 3‡ ★4 14‡ TI7203B 311001G... - Page 29 ✖ Parts included in Carbide Seat Repair Kit 249456 (purchase separately). ‡ Parts included in Trigger Repair Kit 249585 (pur- chase separately). ★ Parts included in RAC Conversion Kit 287917 (pur- chase separately). ✓ Not for sale separately. 311001G Qty. Parts...
-
Page 30: Spray Tip Selection Chart
Maximum Pattern Width at 12 in. (305 mm) 2 to 4 4 to 6 6 to 8 8 to 10 10 to 12 (100) (150) (200) (250) ★107 12 to 14 14 to 16 16 to 18 18 to 20 (300) (350) (400) (450) (500) ★833 311001G... -
Page 31: Ltx Rac Spray Tips
QT = fluid output (fl oz/min) from the above table for the selected orifice size. ❖ Measured with NO airflow. Air assist will tend to reduce pattern lengths by 1 in. to 2 in. 311001G Tips are sometimes packaged with other promo- tional parts intended for the airless market. -
Page 32: Fft Fine Finish Rac Spray Tips
6 to 8 8 to 10 10 to 12 12 to 14 (150) (200) (250) (300) ❖ Maximum Pattern Width at 12 in. (305 mm) 24 in. (610) 1221 1223 1225 1227 1229 1231 1233 1235 1237 1239 (350) 311001G... -
Page 33: Accessories
Use to check air cap air pressure at various air supply air pressures. Do not use for actual spraying. To be HVLP compliant, the atomizing air pressure must not exceed 10 psi (70 kPa, 0.7 bar). 311001G RAC Gasket 246453 Pack of five standard replacement RAC gaskets (item 33a). -
Page 34: Technical Data
Air Flow (SCFM) Data Model G40: 4000 psi (28 MPa, 280 bar) ° ° F (43 Polyethylene, Engineered Plastic, PTFE, Nylon, Flouroelastomer Air Flow, Standard AA Series Air Cap Gun Inlet Pressure (PSI) Fan Valve Open 10.6 Fan Valve Closed 311001G... -
Page 35: Dimensions
Dimensions 6.9 in. (17.5 cm) 8.0 in. (20.3 cm) 6.9 in. (17.5 cm) 8.0 in. (20.3 cm) 311001G Model G15 5.0 in. (12.7 cm) 6.1 in. (15.5 cm) Model G40 5.8 in. (14.7 cm) 6.9 in. (17.5 cm) Dimensions TI6583A... -
Page 36: 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. This manual contains English. MM 311001 Graco Headquarters: Minneapolis International Offices: Belgium, China, Japan, Korea GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441 www.graco.com 311001G 11/2007...