Instruction/ maintenance manual of the product 311322k Graco
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Operation, P ar ts , Ser vice and Repair GAP Pr o Spra y Gun For use with non-flammab le poly urethane fo ams. For pr ofessional use onl y . Not f or use in explosive atmospheres. See page 3 f or model inf ormation. 3000 psi (20.7 MP a, 207 bar) Ma ximum Working Fluid Pressure 125 psi (0.
2 311322K Contents Gun Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Overall View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Major Comp onents .
Gun Model s 311322K 3 Gun Models P art No. Description Mix Module 295557 Round P attern Gun #00 round 295558 Round P attern Gun, Re circulating #00 round 295559 Round P attern Gun #01 round 295560 Rou.
Warnings 4 311322K W arnings The f ollo wing general warnings are f or the setup , use , grounding, maintena nce, and repair of this equipment. Additional, mo re specific warnings may be f ound throughout the body of this manual where applicable . Symbols appearing in the body of the manual refe r to these general warnings.
Warnings 311322K 5 FIRE AND EXPLOSION HAZARD Flammable fumes , such as so lv ent and paint fumes, in w ork area can ignite or e xplode. T o help pre vent fire and e xplosion: • Use equipment only in well v e ntilated area.
Overall Vi ew 6 311322K Overall Vie w Major Components F IG . 1. Major Components (shown with r ound spra y tip) A-Screen Screw A-Manual Valve Spray Tip R-Screen Screw Trigger Safety Stop R-Manual Val.
Overall View 311322K 7 F IG . 2. Front End Comp onents (shown with flat spra y tip assemb ly) ! 2 Side Block Screws A-Side Block Gun Block Screws Air Seal Air Cap Flat Tip R-Side Block Gun Block Mixin.
Operation 8 311322K Operation Isocy anate Hazar d K eep A and B Components Separate Gr ounding Check y our local electr ical code and propor- tioner manual f or detailed grounding instruc- tions. Ground the spra y gun thr ough connection to a Graco-appro v ed grounded fluid supply hose .
Operation 311322K 9 Safety Stop The GAP Pro gun has a 2-position saf ety stop . When engaged, it pre v ents accidental trigger- ing of gun. When disenga ged, it allows gun to dispense. 1. T o engage the safety stop, push in and tur n the saf ety stop knob clockwise .
Operation 10 311322K Air Hose Configurations The GAP Pro Gun has two possib le air hose configurations . In the standard configuration, the air connection is at the base of the handle. In the optional configurat ion, the air connection is at the rear of the gun.
Operation 311322K 11 Initial Set Up 1. Close both manual v alv es . 2. Engage saf ety stop . 3. Install f emale quick disconnect fitting on air hose, which is b undled with fluid supply hoses. 4. Connect A-isocyanate hose (red-taped) to fitting on A-side bloc k.
Operation 12 311322K Pressure Relief Pr ocedure 1. Close both manual v alv es . 2. Engage saf ety stop . 3. T rigger gun once onto w aste area to relie v e fluid pressure in gun front end. 4. Disconnect gun air supply , page 10. Grease Gun 1. F ollo w Pressure Relief Procedure , page 12.
Repair 311322K 13 Repair Side Bloc ks 1. F ollo w Pressure Relief Procedure , page 12. 2. See F IG . 7. Remo v e A-side screen screw , seal, and screen. Inspect f or damage. Thoroughly rinse and dr y screen. Hold screen up to a bright light; mesh must be free of par ticles and mater ial buildup .
Repair 14 311322K 5. Remov e chec k v alv e and clean with gun cleaner . Inspect and replace if damaged. 6. Remov e side seal and o-ring. Replace if damaged. 7. Clean all component s thoroughly . Use brass brushes or dr ill bits to remo v e resid- ual chemical from the gun bloc k.
Repair 311322K 15 Mixing Chamber and Gun Bloc k 1. F ollo w Pressure Relief Procedure , page 12. 2. Remov e flat tip assemb ly from end of mix module. 3. Remov e air cap . 4. Use a 5/16 in. nut dr iver to alternately loosen side bloc k mounting scre ws .
Repair 16 311322K F IG . 10. Mixing Chamber and Gun Bloc k ! 2 Side Block Screws O-Ring Mixing Chamber Gun Block R-Side Block A-Side Block Gun Block Screws Air Seal Flat Tip Air Cap.
Repair 311322K 17 End Cap and Air Piston 1. F ollo w Pressure Relief Procedure , page 12. 2. Use a 5/16 in. nut dr iver to alternately loosen side bloc k mounting scre ws . Care- fully separate side b locks from gun. Wipe mating surf aces with a rag soak ed in gun cleaner .
Repair 18 311322K 8. Pull saf ety stop until it and attached end cap come free from air cylinder . Be sure to retain piston spring, located inside cylinder . 9. Inspect end cap o-ring and remov e if dam- aged. Lightly coat new o-ring with Lubri- plate grease and install on end cap .
Repair 311322K 19 End Cap O-ring and Safety Stop Seal 1. F ollo w Pressure Relief Procedure , page 12. 2. Use a 5/16 in. nut dr iver to alternately loosen side bloc k mounting scre ws . Care- fully separate side b locks from gun. Wipe mating surf aces with a rag soak ed in gun cleaner .
Repair 20 311322K 7. See F IG . 14. Use a 5/64 in. he x k e y to loosen two setscre ws on stop knob . Slide knob off shaft of stop pin. Retain shaft spring.
Repair 311322K 21 T r ig ger/Air V alve 1. F ollo w Pressure Relief Procedure , page 12. 2. Use a 5/16 in. nut dr iver to alternately loosen side bloc k mounting scre ws . Care- fully separate side b locks from gun. Wipe mating surf aces with a rag soak ed in gun cleaner .
Repair 22 311322K F IG . 15. T rigger/Air V alve Assembl y Optional Air Hose and Nipple 1/8 in. Pipe Plug 1/16 in. Pipe Plug Trigger Mountin g Screw Trigger Leve r Valve Spring Lock Nut Valve Retainer.
Repair 311322K 23 Air P assa ge Diagrams Use thread sealant when reinstalling any threaded components. In addition, reinstall all set scre ws flush to outside surf ace of gun handle. F IG . 16: Air Cylinder Air P assages 1.858 dia. 1.750 dia. .375 dia.
Repair 24 311322K F IG . 17: Handle Air P assages 5/32 in. dr ill 10-32 UNC-2B T AP 1/8 in. drill 10-32 UNC-2B T AP 1/8 in. drill 5/32 in. dr ill 5/32 in. dr ill 1/8 in. drill 10-32 UNC-2B T AP 1/8 in. drill 10-32 UNC-2B T AP 5/32 in. drill 5/32 in. drill 1/2 in.
Repair 311322K 25 Notes.
Parts 26 311322K Pa r t s GAP Pr o Spra y Gun Assembl y F IG . 18: GAP Pro Fina l Assembl y 2 ! 5 4 3, 42 10 2 2 9 31 12 6 21 20 27 16 19 17 13 15 14 26 23 7 23 26 14 15 13 35 32 34 33 29 28 8 11 1 19.
Parts 311322K 27 GAP Pro Spra y Gun A ssembl y See T abl e 1 f or par t numbers b y model. This model uses qty . 2 each of items 1 and 2. Kit includes qty . 2 each of items 2 3 and 26. † Kit includes (1) 27, (1) 28, and cleanou t tools 40 and 41.
Parts 28 311322K GAP Pr o Spra y Gun Handle Assembl y F IG . 19: GAP Pro Handle Assembly 70 62 77 75 66 76 51 78 79 82 57 85 81 53 56 83 65 59 84 86 54 74 64 57 72 58 71 73 69 61 60 63 57 52 57 67 55 .
Parts 311322K 29 GAP Pro Spra y Gun H andle Assembl y Included in Handle Se al Repair Kit 296938 (purchase separately). Ref. No. P art No. Description Qty .
Parts 30 311322K Accessories T ool kit 296968 f or GAP Pro spra y gun. Grease syringe 296382; syr inge filled with grease f or gun maintenance. Gun W and Kit Kit 296984; e xtends GAP spra y gun front-end 21 in. P our Pac ka ge (296983) Components Includes: Mixing Chamber Cleanout Drills P our fitting 297078 1 P olyfl o w tubing (3/8 in.
Technical Data 311322K 31 T echnical Data Category Data Maximum Fluid W orking Pressu re 3000 psi (20.7 MP a, 207 bar) Minimum Air Inlet Pressure 100 psi (0.
Graco Standard Warra nty 32 311322K Graco Standar d W arranty Graco warrants all equipment ref erenced in this document which is manufactured by Graco and bearing its name to be free from de fe ct s in material and workmanship on the date of sale to the original purch aser f or use.
An important point after buying a device Graco 311322k (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Graco 311322k yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Graco 311322k - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco 311322k you will learn all the available features of the product, as well as information on its operation. The information that you get Graco 311322k will certainly help you make a decision on the purchase.
If you already are a holder of Graco 311322k, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Graco 311322k.
However, one of the most important roles played by the user manual is to help in solving problems with Graco 311322k. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco 311322k along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
