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Instructions - Parts List
Texture Airless
Spray Gun
27.6 MPa (276 bar, 4000 psi) Maximum Working Pressure
Part No. 241705, Series B
Includes Rac
®
Tip Guard and LTX531 Switch Tip
Part No. 289605 (Europe Only), Series B
Includes Rac
Tip Guard and HDA531 Switch Tip
®
IMPORTANT SAFETY INSTRUCTIONS
Read all warnings and instructions in the repair kit instructions and in the Owners/Operation manual for the
sprayer.
®
®
308491U
ti03965a
II 2 G
EN
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Summary of Contents for Graco 308491U
- Page 1 Instructions - Parts List Texture Airless Spray Gun 308491U 27.6 MPa (276 bar, 4000 psi) Maximum Working Pressure Part No. 241705, Series B Includes Rac ® Tip Guard and LTX531 Switch Tip ® Part No. 289605 (Europe Only), Series B...
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Page 2: Table Of Contents
How to Check the Gun Diffuser Operation ..9 Graco Information......16... -
Page 3: Warnings
• Check hoses and parts for signs of damage. Replace any damaged hoses or parts. • This system is capable of producing 4000 psi. Use Graco replacement parts or accessories that are rated a minimum of 4000 psi. • Always engage the trigger lock when not spraying. Verify the trigger lock is functioning properly. - Page 4 Read Safety Data Sheet (SDS) to know the specific hazards of the fluids you are using. • Store hazardous fluid in approved containers, and dispose of it according to applicable guidelines. RECOIL HAZARD Gun may recoil when triggered. If you are not standing securely, you could fall and be seriously injured. 308491U...
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Page 5: Installation/Operation
The gauge reads 0 psi/bar when fully drained. injury occur. Additional cards are available at no Leave the drain valve open until you are ready to charge from Graco Inc. spray again. 7. If you suspect the spray tip or hose is clogged or 1. -
Page 6: How To Operate The Gun
5. Start the pump. Trigger the gun onto test paper. Adjust the fluid pressure until the spray is com pletely atomized. Use the lowest pressure neces ti03968a sary to get the desired results. Higher pressure may 308491U... -
Page 7: Care Of The Spray Tip And Tip Guard
2. Clean the front of the tip frequently during the day to help reduce buildup. Also clean the tip and tip guard at the end of each work day. Use a solvent soaked brush to clean the spray tip. ti03965b 308491U... -
Page 8: How To Flush The Gun
6. Trigger the gun into the original pail. When solvent and the flushing pail. appears, release the trigger. • Use the lowest possible pressure 7. Now trigger the gun into the solvent pail. Circulate the fluid until the system is thoroughly flushed. 8. Relieve pressure. ti04735a 308491U... -
Page 9: How To Check The Gun Diffuser Operation
Perform the test below. If it fails, replace the entire Needle and Seat Kit. Diffuser/seats and needles are not sold separately; using old parts with new ones will result in leakage. ti04735b 308491U... -
Page 10: Service
1. Relieve pressure 2. Disconnect the fluid hose (A). Remove the tip guard (30). Unscrew the spring screw (21) about 1/4 in. (7 mm) to release spring tension. ti04732a 5. Remove the screws (24). ti04731b ti04733a 308491U... -
Page 11: Cleaning
2. Lightly grease the small end of the needle (2c) and then guide it into the large end of the fluid housing (22). ti04734a 8. Remove the needle (2c). Unscrew the seal retainer (2d). Remove the seal (2e). ti03676a ti03974a 308491U... - Page 12 Action Torque to 30-40 in-lb (3.4 - 4.5 N•m) Seat against needle stem Fill cavity with petroleum jelly Apply light strength Loctite; Torque alternately and evenly to 25-30 in-lb (2.8 - 3.4N•m) Fill cavity with petroleum jelly ti04729a ti04736a 308491U...
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Page 13: Test The Gun Before Regular Use
Release the trigger to be sure the gun immediately stops spraying and that there are no leaks. 3. If the gun has a diffuser, check the diffuser using the procedure on page 9. 4. Install the tip guard (30) before regular use. ti04732a ti03965c 308491U... -
Page 14: Parts
35 222385 WARNING CARD not shown HDA531 Switch Tip, size 531 (Model 289605) 110755 WASHER, FLAT 102207 SETSCREW, 1/4-20 189960 SPRING GUIDE Replacement Danger and Warning labels, tags, and 112729 SETSCREW, socket head cards are available at no cost. 189958 TRIGGER PIN 102924 SPRING 308491U... -
Page 15: Technical Specifications
* - Measured while spraying waterbase paint through a 0.031 tip at 3000 psi (20.7 MPa, 207 bar), per ISO 3744. Wetted parts: Tungsten carbide, 17-4PH passivated stainless steel, polypropylene, polyethylene Loctite ® is a registered trademark of the Loctite Corporation 308491U... -
Page 16: Graco Standard Warranty
With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.
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