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Instructions
™
XTR
Airless Spray Gun
309523D
Part No. 233889, Series A
™
Heavy Duty RAC tip guard, 519 SwitchTip
Part No. 234032, Series A
™
Standard (nonreversing) Dripless
tip guard, 519 flat tip
7250 psi (50 MPa, 500 bar) Maximum Working Pressure
Read warnings and instructions.
Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441
Copyright 2002, Graco Inc. is registered to I.S. EN ISO 9001
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Table of Contents
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Summary of Contents for Graco 233889
- Page 1 Instructions ™ Airless Spray Gun 309523D Part No. 233889, Series A ™ Heavy Duty RAC tip guard, 519 SwitchTip Part No. 234032, Series A ™ Standard (nonreversing) Dripless tip guard, 519 flat tip 7250 psi (50 MPa, 500 bar) Maximum Working Pressure Read warnings and instructions.
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Page 2: Table Of Contents
Contents Manual Conventions ......2 Warning ........3 System Requirements . -
Page 3: Warning
INJECTION HAZARD High-pressure fluid from gun, hose leaks, or ruptured components will pierce skin. This may look like just a cut, but it is a serious injury that can result in amputation. Get immediate medical attention. • Do not point the gun at anyone or at any part of the body. •... -
Page 4: System Requirements
BURN HAZARD This equipment is used with heated fluid, which can cause equipment surfaces to become very hot. To avoid severe burns: • Do not touch hot fluid or equipment. • Allow equipment to cool completely before touching it. • Wear gloves if fluid temperature exceeds 110°... -
Page 5: Grounding
Grounding WARNING Read warnings, page 3. Check your local electrical code and pump/sprayer man- ual for detailed grounding instructions. • Spray gun: ground through connection to a grounded fluid hose and pump/sprayer. • Fluid hose: use only grounded hoses. • Fluid supply container: follow local code. -
Page 6: Pressure Relief Procedure
Pressure Relief Procedure WARNING Read warnings, page 3. Engage trigger lock. Shut off pump. Close bleed-type master air valve (pneumatic pumps only). Disengage trigger lock. Hold a metal part of the gun firmly to a grounded metal pail. Trigger gun to relieve pressure. Engage trigger lock. -
Page 7: Operating Gun
Operating Gun Strain the fluid if it contains particles that could clog fluid tip. Connect a grounded fluid hose to the gun. Without spray tip installed, flush pump as instructed in pump manual. Use lowest pressure possible. Be sure you have a firm footing and hold gun securely. - Page 8 Adjusting Spray Pattern Spray Pattern Size The spray tip orifice and spray angle determine pattern coverage and size. When you need more coverage, use a larger spray tip rather than increasing fluid pressure. Spray Pattern Direction Follow Pressure Relief Procedure, page 6. Engage trigger lock.
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Page 9: Maintenance
Maintenance Cleaning Spray Tip and Tip Guard WARNING Read warnings, page 3. CAUTION • To avoid ruining packings, do not soak entire gun in solvent. • Never hang gun by the tip guard. Damaging tip guard edges causes paint to collect there. 309523D Follow Pressure Relief Procedure, page 6. - Page 10 If RAC Spray Tip Clogs WARNING Read warnings, page 3. If spray tip clogs while spraying, stop spraying immediately. Engage trigger lock. Rotate RAC tip handle back 180° (arrow points back). TI1952A Disengage trigger lock. To remove clog, trigger gun into a pail or onto the ground.
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Page 11: Flushing
Flushing WARNING Read warnings, page 3. Flush pump and gun before fluid can dry in it. If avail- able, use flushing procedure provided in your pump or sprayer manual instead of this procedure. Follow Pressure Relief Procedure, page 6. Engage trigger lock. T12178A Remove tip guard and spray tip. -
Page 12: Repair
Repair Repair Kit 245876 is available. Parts included with the kit are marked with *. Disassembly Follow Pressure Relief Procedure, page 6. Engage trigger lock. Disconnect fluid hose. Remove tip and tip guard (17). Using a wrench, remove cap (10) with spring (9) (releases spring tension on needle). - Page 13 If you need to remove trigger Using a wrench, remove lock nut (13) from trigger stud (14). To avoid losing parts, be ready for two actuator pins (6) to fall out of gun body (1) when trigger (5) is removed. Slide trigger stud (14) out of gun body, and remove trigger (5).
- Page 14 Lightly grease valve seat (2*) threads. Squeeze trigger to retract needle and install gasket (12*) and valve seat (2*). Torque valve seat to 26-32 ft-lbs (35-43 N•m). Grease and install spring (9) and cap (10). Tighten cap to 10-13 ft-lbs (8-10 N•m). If fluid inlet fitting (16) is removed, to reinstall, apply sealant to threads and torque to 26-32 ft-lbs (35-43 N•m).
- Page 15 Repair 309523D...
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Page 16: Parts
Parts Part No. 233889, Series A Heavy Duty RAC tip guard, 519 SwitchTip 17c† 18c† 17b† 17a† ★ ★ Part No. 234032, Series A ™ Standard (nonreversing) Dripless 18d† ™ tip guard, 519 flat tip Parts T12174B 309523D... - Page 17 Part No. 233889, Series A Heavy Duty RAC tip guard, 519 SwitchTip Ref. Part No. Description 15A858 GUN BODY – VALVE SEAT – NEEDLE – SEAL RETAINER ASSEMBLY 245857 TRIGGER 15A863 PIN 15A865 RETAINER 117350 SPRING 15A864 CAP – GASKET 156766 GASKET 105334 LOCKNUT;...
- Page 18 Accessories Part No. 245878: 2-Finger Trigger Kit Part No. 236987: Inlet Swivel 1/4 npsm Part No. 246291: Gun Filter Swivel 1/4 npsm (not shown) Part No. 194744: Packing Repair Tool Included in Repair Kit 245876 Front Extension: 7/8-14 UNF-2B with RAC 5 tip guard and tip Part No.
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Page 19: Technical Data
Technical Data Maximum Working Pressure..... . . 7250 psi (50 MPa, 500 bar) Fluid Orifice........0.090" (2.3 mm) Fluid Inlet . -
Page 20: Graco Standard Warranty
Graco Standard Warranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributor. 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.