Graco 309550Y User's Manual
Contents
1. Le 11 Loss of Air Pressure een 11 cl U o ue be eee een awe eee ec cee sees 12 Shutdown x e es 14 Pressure Relief Procedure 15 Optional Configurations 16 Optional Fluid Manifold Position 16 Optional Hose Position 17 Flat Spray TIPS i sis uox uxo we iR b BABA ace 18 Maintenance leee rn n m m m me 19 Supplied Tool Kt 2 0 0 eee 19 Keep Gun Clean lues 19 As Needed ees 19 Br PL 19 Weekly to Monthly LL 19 Flush GUN us sace sucer um aoo dex mm oe dede 20 Manual Conventions Warning AK WARNING A warning alerts you to possible serious injury or death if you do not follow instructions Symbols such as fluid injection shown alert you to a specific hazard and direct you to read the indicated hazard warnings on pages 7 8 Clean Outside of Gun u 20 Clean Air Cap eee ees 20 Clean Muffler llle 20 Clean Fluid Manifold 20 Clean Mix Chamber Nozzle 21 Clean Passages anaana annann 21 Clean Impingement Ports 21 Troubleshooting Lees 23 Theory of Operation 25 Cutaway View 2 26 REDAN AT PA 27 Tools Required a 27 Lubrication 0 ee ee 27 Remove Front End LL 27 Attach Front End LL 28 Mix Chamber and Side Seal Cartridges2. t Available only in flat mix chamber kits or in 246360 multi pack kit Mix Chamber Part No Reference Guide Sample part no AR4242 AR Airpurge A orifice size B orifice size round pattern 042 in 042 in AF Air purge flat pattern 309550Y 37 Parts Flat Tip Kits Flat Tip Part No Reference Guide Ref No 39 Pattern Size in mm l Flat Flat Spray Tip Tip Sample part no FT0848 FTO424 lowflow 8 10 203 254 flow 8 10 203 254 FT0438 medium flow 8 10 203 254 FI w e FT Flat tip x2 pattern Equivalent orifice length diameter size 8x2 16 in 048 in FT0624 low flow 12 14 305 356 FT0638 medium flow 12 14 305 356 FT0838 medium flow 16 18 406 457 FT0848 high flow 16 18 406 457 Gun Repair Kits Read the chart left to right and top to bottom to find the quantity of each part in the kits Bulk O ring 246347 246348 246351 246355 Kits qty Side Seal Side Check Complete Cartridge Seal Kit Valve O ring Kit O ring Kit O ring Kit ama D meme 2 p o 8 m wem p a p a aw o m ommum k p me wmsm 8 e m wmm Check Valve Filter Screen Kits Kits include 10 filter screens 246357 40 mesh 015 in 375 micron 80 mesh filter screen is standard with gun 246358 60 mesh 010 in 238 micron 246359 80 mesh 007 in 175 micron 38 309550Y Parts Drill Bit Kits For cleaning gun ports a
3. 29 Check Valves 00 llle 31 HALA b mai act Bed oe ee Goma Ree een be 32 Piston Safety Lock 33 Air Valve 000 20 33 i gi L A ANA 34 Mix Chamber Kits e 37 Flat Tip Kits idi GANA e E ma tat 38 Gun Repair Kits 00000 38 Check Valve Filter Screen Kits 38 Drill Bit Kits L 39 Air Purge Handle Cleanout Drill Kit 40 Accessories 0 0 na 41 Technical Data 000 cece 45 Graco Standard Warranty 46 Graco Information 000 cee eee wees 46 Caution CAUTION A caution alerts you to possible equipment damage or destruction if you do not follow instructions Note EN A note indicates additional helpful information 309550Y List of Models Mix Chamber Selection Guide List of Models Mix Chamber Selection Guide Round Pattern Guns Mix Chamber Impingement Gun Part Port Size Equivalent Seal No Series in mm Size mana LONE NRI at aa me x ee oso 99 SST ER 4 wmr mora dw mr Las aee are at oa ms As ozta 92 eta e a D S E Oo Sa c 5 EE oO c c ER m Q l H ce t B ox c S E D Bal AR2020 000 Q gt o 5 eit 500 1000 1500 2000 2500 3000 3500 3 5 35 6 9 69 10 3 103 13 8 138 17 4 172 4 20 7 207 24 1 241 PRESSURE in psi MPa bar Accessory AW wide pattern mix chambers are available See page 41 309550Y 3 List of Mod
4. 3 U k A 2 Disconnect air D and remove fluid manifold M P He TI2646A D Connect A and B hoses to A and B swivels 6 Remove fitting D and plug J Reverse positions Apply thread sealant and torque to 125 135 in Ib 14 15 Nem TI2554A 3 Disconnect fluid hoses from inlet swivels A B Hemove swivels Remove plugs from optional inlets P TI2540A f Attach fluid manifold Connect air Return gun to service TI2417A 309550Y 17 Flat Spray Tips 1 Follow Pressure Relief Procedure page 15 4 Reposition tip horizontally or vertically or install dif ferent tip size 2 Remove air cap 10 and flat spray tip 39 Inspect o ring 40 TI2649A TI2557A EN If tip is stuck pry off with small screwdriver or pull off with pliers Tip is hardened to resist damage 3 To clean soak tip in compatible solvent see page 20 Clean gently with tip cleanout tool 15D234 page 44 to fit tip configuration TI2648A EN Tips marked on back with last 3 digits of part no See Flat Tip Part No Reference Guide page 38 5 Reinstall air cap hand tight Cleaning hole align ment to tip not important 18 309550Y Maintenance Supplied Tool Kit e Hex Nut Driver 5 16 e Screwdriver 1 8 blade e Nozzle Drill Bit various sizes depending on nozzle size See TABLE 1 page 21 e Impingement Port Drill Bit various sizes depending on port size See TABLE 3 page 22 e 117661 Pi
5. 18d 30 1 1 a Liberally lubricate and reinstall side seal car tridges 18 1 2 Lubricate all threads and reinstall retaining ring 9 Install air cap 10 TI2424A 13 14 Attach Front End page 28 Connect air and trigger the gun a few times to check for leaks If either check valve pops out of its seated position there is a poor fluid seal on that side of the mix chamber or side seal car tridge components Correct the problem before attaching the fluid manifold 5 Attach fluid manifold Connect air Return gun to service 309550V Repair Check Valves 5 Prv out check valves 26 at notch N Before disassembling press on ball 26c to test check valve for proper movement and spring action A WARNING 2E 1 Follow Pressure Relief Procedure page 15 D Read warnings page 7 Damaged check valve o rings 26f 26g may result in external leakage Replace o rings if any damage is seen 2 Remove fluid manifold M Leave air connected RAN E UCE MANNO PAJEN 6 Slide filter 26d off Clean and inspect parts Thor oughly inspect o rings 26f 269 If necessary remove screw 26b and disassemble entire check valve TI2543A 3 Flush gun to remove residual A and B compo nents page 20 Follow Pressure Relief Proce dure page 15 TI2429A 4 Disconnect air T Heassemble check valves Screw 26b should be flush within 1 16 in or 1 5 mm of housing 26a s
6. COUPLER air line HOSE air 1 4 npsm fbe 18 in 0 46 m ELBOW street 1 8 npt m x f round and flat pattern guns only Parts 1 2 VALVE ball 1 4 npt m x f round 1 and flat pattern guns only EN See Detail Views page 36 for additional parts These parts are only available in repair kits To select a kit refer to page 38 YH e b These parts are not available singly Included in Front End Replacement Kit 246361 Included in Safety Stop Assembly 248064 includes 1 of item 24 Replacement Danger and Warning labels tags and cards are available at no cost Included in Spatter Tip Kit 248414 see page 36 35 Parts Ref No 52 53 55A 56A 57 Detail Views Part No Description MANIFOLD gun flush round and flat pattern guns only NUT DRIVER hex 5 16 SCREWDRIVER 1 8 blade TAG warning not shown SIGN instruction not shown GREASE CARTRIDGE 3 oz not shown MSDS sheet available at www graco com 15B817 117642 118575 172479 15D235 117773 Flat Pattern Detail 10 39 40t 19 TI2557A Supplied Tools 53 43 54 TI3870A Qty vk mb k cb cb Ref No 589 599 609 614 624 634 644 Part No 15D972 15D971 248019 15F240 15F854 15F241 FTM979 Description RETAINER tip spatter pattern gun only TIP spatter pattern gun only SEAL package of 5 spatter pattern gun only ADAPTER stud wall PACKING tip stud wall C
7. O RING cartridge body package of 6 O RING side seal package of 6 CHAMBER mix round see Round Pattern Guns page 37 CHAMBER mix flat see Flat Pattern Guns page 37 WASHER wave O RING package of 6 KA 1 2 e lt Ref No 234 244 x 26t 36A 37 1 39 40 43 46 47 49 50 51 Part No 119626 248131 246354 100846 246731 246352 15B214 104396 117490 248133 248129 116550 15B205 203953 114070 117485 15B202 100721 117509 222385 15B689 FTXxxxx 246360 117661 117792 117510 15B772 112307 15B565 Description MUFFLER O RING package of 6 O RING package of 6 FITTING grease VALVE check A side includes 26a 26g VALVE check B side includes 26a 26g HOUSING SCHEW 5 16 18 x 1 2 in 13 mm BALL carbide SCREEN see page 38 SPRING O RING check valve face package of 6 O RING check valve housing package of 6 HING retaining STOP piston SCREW 10 24 x 3 8 in 10 mm SPRING SPRING SPOOL valve PLUG pipe 1 4 18 npt round and flat pattern guns only QUICK DISCONNECT male air 1 4 npt m round and flat pattern guns only CARD warning not shown COVER grease fitting TIP flat see Flat Tip Kits page 38 O RING PTFE flat tip models only package of 3 See Flat Pattern Guns page 37 VISE pin dual reversible chucks see Supplied Tools page 36 GREASE GUN not shown
8. Repair or replace worn or damaged parts immediately Do not alter or modify equipment Use only Graco parts and accessories Do not exceed the maximum working pressure or temperature rating of the lowest rated system component See Technical Data in all equipment manuals Use fluids and solvents that are compatible with equipment wetted parts See Technical Data in all equipment manuals Read fluid and solvent manufacturer s warnings Route hoses and cables away from traffic areas sharp edges moving parts and hot surfaces Do not use hoses to pull equipment Comply with all applicable safety regulations PRESSURIZED ALUMINUM PARTS HAZARD Do not use 1 1 1 trichloroethane methylene chloride other halogenated hydrocarbon solvents or fluids containing such solvents in pressurized aluminum equipment Such use can cause serious chemical reaction and equipment rupture and result in death serious injury and property damage 8 309550Y O verall View lt ss TCHUDUZEFACTIODOTNMUOWS A Side Fluid Valve ISO B Side Fluid Valve RESIN Air Cap Air Line Quick Coupler Muffler Fluid Housing Grease Fitting under cap Handle Optional Air Inlet Cleanoff Air Valve Piston Safety Lock Gun Fluid Manifold Mix Chamber Nozzle Optional Fluid Inlets A Side Shown Lock Ring Fluid Inlet Swivels A Side Shown Trigger Front Retaining Ring Gun Air Whip Hose Air Valve 309550Y Overall View TI2408A Isoc
9. Unscrew lock ring completely and remove front end of gun arn A AN paling Wt TA u p EA TI2416A 27 Repair Attach Front End 3 Check that o ring 21 is in position Liberally lubri cate o ring threads of lock ring R and handle H WARNING and outside of lock ring Orient front end F as required for desired fluid manifold mounting bot tom mounting is shown Insert keyed end W of mix chamber in socket X Screw lock ring onto Read warnings page 7 Proper attachment of front handle as far as possible by hand end is critical Do not operate gun if front end is loose or lock ring is not snug against handle Z 1 Engage piston safety lock page 10 TI2416A TI2409A 4 Turn fluid housing 1 8 turn clockwise to engage slots Y and tabs Z Push on front end to ensure itis properlv seated Continue screwing lock ring R onto handle H very securely When properly assembled lock ring is snug against handle 2 Push on air cap C until it is flush with front of gun This ensures that mix chamber is all the way back TI2422A TI2423A 28 309550V Repair Mix Chamber and Side Seal 6 HO 4 Remove air cap 10 and retaining ring 9 Inspect Cartridges o ring 3 inside retaining ring See page 3 for available mix chamber sizes 1 Follow Pressure Relief Procedure page 15 2 Remove fluid manifold M Leave air connected TI2424A CAUTION To prevent c
10. daily Replace worn or damaged parts immediately High pres sure hose cannot be recoupled replace the entire hose BURN HAZARD Equipment surfaces and fluid that s heated can become very hot during operation To avoid severe burns do not touch hot fluid or equipment Wait until equipment fluid has cooled completely 309550Y 7 Warning AK WARNING FIRE AND EXPLOSION HAZARD Flammable fumes such as solvent and paint fumes in work area can ignite or explode To help prevent fire and explosion Use equipment only in well ventilated area Eliminate all ignition sources such as pilot lights cigarettes portable electric lamps and plastic drop cloths potential static arc Do not plug or unplug power cords or turn lights on or off when flammable fumes are present Keep the work area free of debris including solvent rags and gasoline Ground equipment and conductive objects See Grounding page 10 Hold gun firmiv to side of grounded pail when triggering into pail Use only grounded hoses If there is static sparking or you feel a shock stop operation immediately Do not use equipment until you identify and correct the problem EQUIPMENT MISUSE HAZARD Misuse can cause serious injury or death For professional use only Use equipment only for its intended purpose Call your Graco distributor for information Read manuals warnings tags and labels before operating equipment Follow instructions Check equipment daily
11. e O OO o O O O O O 2 Oxon OO Jo e e e 0 e N TI3546a 14 Remove grease fitting cap Using grease gun V dispense grease into fitting G until grease mist sprays from mix chamber nozzle N Do not over grease use 2 shots maximum Do not spray grease mist on sprayed material TI2415A Replace grease cap Round and Flat pattern guns only Turn off air valve W Spatter pattern gun only Shut down main air sup ply 309550Y Pressure Relief Procedure Pressure Relief Procedure A WARNING 4 Trigger gun onto cardboard or into waste container d to relieve pressure TI4722a 5 Engage piston safetv lock page 10 TI2409A Air supply is required for gun actuation Do not dis connect gun air supply until fluid pressure is relieved TI2409A AK WARNING open Fluid in the hose and proportioner is still under pres sure Follow the Pressure Relief Procedure in the pro portioner manual To relieve pressure in the hose after the gun is removed place the fluid manifold over containers fac ing away from you Very carefully open the fluid valves Under high pressure fluid will spray sideways from the fluid ports TI2421A TI2484A TI2410A 309550Y 15 Optional Configurations Optional Configurations Optional Fluid Manifold 6 MM A Attach fluid manifold Connect air Return gun to Position service Fluid manifold is mounted
12. include 5 seals Description 248018 Flat Extension Tip Seal Kit Extension Tip Air Cap Kit 248020 Includes air cap for use with extension tip kits 248010 248017 42 Flat Pattern Stud Wall Kit 249421 To spray high flow flat patterns For use with flat mix chambers only AF2929 AF4242 AF5252 Includes adapter parts and cleanout tool EN e Flat pattern mix chamber not included Order separately e Optional tip FTM762 available for lower flow and smaller pattern application Hose Adapter Kits 246944 To connect non Graco gun to Graco heated hose 248029 To connect Graco Fusion gun to non Graco D gun hose set 246945 To connect Graco Fusion gun to non Graco heated hose 309550Y Spatter Conversion Kit 248414 To convert Fusion air purge gun to spray round pattern only large droplet low overspray applications Includes air cap tip retainer seal and cleanout drill bits Pour Nozzle Kit 248528 To convert air purge gun for pour applications Includes nozzle seals tubing and cleanout drill bits Gun Cover 244914 Covers Keeps gun clean while spraying Pack of 10 Lubricant for Gun Rebuild 248279 4 oz 113 gram 10 High adhesion water resistant lithium based lubricant MSDS sheet available at www graco com Grease Cartridge for Gun Shutdown 248280 Cartridge 3 oz 10 Specially formulated low viscosity grease flows easily through gun passages to prevent 2 compon
13. structures accessories equipment or materials not supplied by Graco This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of the claimed defect If the claimed defect is verified Graco will repair or replace free of charge any defective parts The equipment will be returned to the original purchaser transportation prepaid If inspection of the equipment does not disclose any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE Graco s sole obligation and buyer s sole remedy for any breach of warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or consequential damages for lost profits lost sales injury to person or property or any other incidental or consequential loss shall be available Any action for breach of warranty must be brought within two 2 years of the date of sale GRACO MAKES NO WARRANTY AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IN CONNECTION WITH ACCESSORIES EQUIPMENT MATERIALS OR COMPONENTS SOLD BUT NOT MANUFACTURED BY GRACO These i
14. 46012 249523 246356 100139 15B221 117634 117634 117635 117635 15B993 15B209 248136 15B203 248135 248134 246349 246350 117491 248130 248128 15C480 248132 309550Y Description HANDLE PLUG air valve O RING PTFE package of 6 LOCK safety CAP cylinder PIN RING lock VALVE cleanoff air RING retaining AIR CAP for round pattern guns AIR CAP for flat pattern guns not included in Front End Replace ment Kit 246361 see Detail Views page 36 AIR CAP for spatter pattern gun not included in Front End Replace ment Kit 246361 see Detail Views page 36 HOUSING fluid MANIFOLD fluid 2 hose includes 12a 12g MANIFOLD fluid 4 hose includes 12a 12b 12d 12g 50 see Detail Views page 36 MANIFOLD VALVE fluid PLUG pipe 1 8 27 npt BOLT 5 16 24 SWIVEL B side 1 8 npt m x no 6 JIC f for 2 hose manifold SWIVEL B side 1 8 npt m x no 6 JIC f for 4 hose manifold see Detail Views page 36 SWIVEL A side 1 8 npt m x no 5 JIC f for 2 hose manifold SWIVEL A side 1 8 npt m x no 5 JIC f for 4 hose manifold see Detail Views page 36 SPRING ring lock TRIGGER O RING cylinder cap package of 6 PISTON O RING piston package of 6 O RING piston shaft package of 6 CARTRIDGE seal A side SST includes 18a 18e CARTRIDGE seal B side SST includes 18a 18e CARTRIDGE BODY SPRING SEAL KIT see page 41
15. AP air stud wall TIP flat stud wall Qty 4 1 1 1 1 1 1 A Heplacement Danger and Warning labels tags and cards are available at no cost Included in Spatter Tip Kit 248414 Included in Stud Wall Foam Kit 249421 Flat Pattern Stud Wall Foam Detail 61 64 N Torque to 125 135 in Ib 14 15 Nem ZA Torque to 235 245 in Ib 26 6 27 7 Nem A Torque to 32 40 ft Ib 43 54 Nem 36 62 19 Ref T14660C 1 12e A 12f A p li Spatter Tip Detail 058 59 NG Flush Manifold Detail 33 Ref 52 35 Ref AN TI7134A TI4555B 12d Ref TI2647A 309550Y Parts Mix Chamber Kits Round Pattern Guns Mix Chamber Kit Nozzle Nozzle Drill Impingement Impingement Counterbore Counterbore includes drill bits Orifice Bit Size Port Size Port Drill Bit Size Drill Bit Size Size in mm Size in mm in mm AR2020 0 042 58 1 00 0 020 76 0 50 0 060 53 1 50 AR2929 0 052 55 1 30 0 029 69 0 70 0 060 53 1 50 AR3737 0 052 55 1 30 0 037 63 0 94 NA NIA mee lomo asam ome won w NA EE AA TA UN wmm um mem um eem pu pu Flat Pattern Guns Mix Chamber No Nozzle NozzleDrill Impingement Impingement Counterbore Counterbore Kit includes Orifice Bit Size Port Size Port Drill Bit Size Drill Bit Size drill bits and ri Size in mm Size in mm in mm O ponn O bes mew oon rms sa eem jiu pe
16. Dynasolve CU 6 Dzolv or equivalent to soften cured material CAUTION These solvents are not recommended for flushing Clean Air Cap Soak air cap in compatible solvent Clean holes with 58 042 drill bit Clean Muffler Remove and clean muffler with compatible solvent 20 Clean Fluid Manifold Clean fluid manifold sealing faces with compatible sol vent and a brush whenever removed from gun Be sure to clean the two fluid ports X in the top mating surface Do not damage the flat sealing surfaces Coat with grease if left exposed to seal out moisture TI2411 1 309550Y Maintenance Clean Mix Chamber Nozzle Clean Passages If necessary clean out passages in fluid housing and 1 4 Engage piston safety lock page 10 handle with drill bits Refer to TABLE 2 and to Cutaway View on page 26 for diameter and location of passages All drill bits are available in an accessory kit Order kit 248969 for Air Purge Handle Drill Kit see page 40 Table 2 Passage Diameters Ref Letter Diameter Hangga Passage Description page 26 in mm Optional Air Inlet C 7 16 1 8 11 0 3 1 2 Refer to TABLE 1 Also see identification chart Purge air D Ra under Drill Bit Kits page 39 Use the appropriate size drill bit to clean mix chamber nozzle N If oh necessary clean air cap C gently with stiff brush Air Valve Bore 9 32 7 1 Cleanoff Air 3 32 2 35 LIN a Check Valve Holes 3 32 2 35
17. Instructions Parts 3 g FUSION Plural Component Impingement Mix Air Purge Spray Gun For use with non flammable foam and polyurea Not for use in explosive atmospheres 3500 psi 24 5 MPa 245 bar Maximum Fluid Working Pressure 80 130 psi 0 56 0 9 MPa 5 6 9 0 bar Air Inlet Pressure Range 200 F 94 C Maximum Fluid Temperature Important Safety Instructions e Read all warnings and instructions in this manual Save these instructions GRACO 309550 Y US Patent Number D479 305 Korean Patent 338185 Australian Patent Numbers 152610 and 2003301667 TI2408 1A ROC Patent 1288661 m Chinese Patent No ZL200380101833 7 fe PROVEN QUALITY LEADING TECHNOLOGY Manual Conventions Contents Manual Conventions 2 List of Models Mix Chamber Selection Guide 3 Round Pattern Guns 3 pabang deans Mie ENEE SE HERREN EE E BURNER 3 Flat Pattern Guns sensns 4 Flat Pattern Guns continued 5 Flat Pattern Stud Wall Gun 5 Spatter Pattern Gun 0 20 0 eee ee 6 Wide Round Pattern Gun 6 Four Hose Gun G 6 Non 1 1 Ratio Guns enn 6 Overall View 000 ee eee aaa 9 Isocyanate Hazard 10 Keep A and B Components Separate 10 Grounding x s 9 ss SY 95 ERE Ce AKNG 5 10 Piston Safety Lock 10 Turning Air Cap
18. Pa bar Flat Pattern Stud Wall Gun See manual number 311071 for more information Mix Chamber Flat Tip Flow Data Impingement Pattern Dia at Approximate Gun Part Port Size Equivalent 24 in 610 mm OrificeSize Flow Rate at No Series in mm Size to Target in 1000 psi in mm AN KAAU DD 0 MPa 70 bar AF4242 042 1 00 FTM979 22 559 038 0 97 11 bmn 4 99 kg min AF5252 052 1 30 FTM979 2 559 038 0 97 15 Ib min 6 81 kg min 309550Y 5 List of Models Mix Chamber Selection Guide Spatter Pattern Gun Mix Chamber Impingement Gun Part Port Size Equivalent No Series in mm Size 248408 A AR7070 070 1 75 Pattern Diameter at Impingement 24 in 610 mm to Equivalent Flow to Gun Part Port Size Equivalent ma AG Chamber Size No Series in mm Size in mm Reference Part No 249529 AW3939 039 0 99 16 406 4 AR4242 249530 AW4646 046 1 17 18 457 2 AR5252 Four Hose Gun Wide Round Pattern Gun with Four Hose Recirculating Gun Manifold Pattern Diameter at impingement 24 in 610 mm to Approximate Flow Gun Part Port Size Equivalent CE E at 1000 psi No Series in mm Size in mm 7 0 MPa 70 bar Non 1 1 Ratio Guns Gun Part Mix No Series Chamber 253888 AR2232 6 309550Y Warning AK WARNING PERSONAL PROTECTIVE EQUIPMENT You must wear proper protective equipment when operating servicing or when in the operating area of
19. Pressure Relief Procedure page 15 2 Check all possible problems and causes before before checking or repairing gun disassembling gun CAUTION To prevent cross contamination of the gun s wetted parts do not interchange A component isocyanate and B component resin parts PROBLEM CAUSE SOLUTION Gun does not fully actuate when trig Safety lock engaged Disengage safety lock page 10 gered Plugged muffler 22 Clean page 20 Damaged air valve o rings 24 Replace page 33 Fluid does not spray when gun is fully Closed fluid valves 12b Open actuated Dirty air valve or E O i Clean air aie or eee O rings 24 page 33 Gun delays then actuates abruptly 8 Cured material around side seals Inspect side seals 18c and mix 18 chamber 19 for dik Aui Replace page 29 Retaining ring 9 not bottomed out Tighten retaining ring until bottomed out Leakage between flat tip and mix Tip not seated properly Reassemble page 18 chamber 309550Y 23 Troubleshooting PROBLEM CAUSE SOLUTION A and or B fluid in gun air section Damaged side seals 18c Replace page 29 Damaged mix chamber 19 Replace page 29 Damaged side seal o rings 18d Replace page 29 18e Tightened air cap with fluid valves Close valves first 12b open Fluid mist from mix chamber or air Damaged side seals 18c Replace page 29 Damaged side seal o rings 18d Replace page 29 18e Rapid buildup of material
20. Sizes detriggered psi MPa bar AR2020 AR2929 AR3737 AR4242 ARS252 AR6060 LAR7070 ARB686 0 0 56 5 6 0 8 1 4 2 0 2 6 3 7 4 6 5 7 7 1 022 039 056 073 0 104 0 129 0 160 0 200 0 9 1 7 2 9 3 1 4 6 Su 7 1 8 8 1 2 2 3 3 2 4 1 5 9 7 3 9 2 11 3 309550Y 45 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 to the original purchaser for use 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 This warranty applies only when the equipment is installed operated and maintained in accordance with Graco s written recommendations This warranty does not cover and Graco shall not be liable for general wear and tear or any malfunction damage or wear caused by faulty installation misapplication abrasion corrosion inadequate or improper maintenance negligence accident tampering or substitution of non Graco component parts Nor shall Graco be liable for malfunction damage or wear caused by the incompatibility of Graco equipment with structures accessories equipment or materials not supplied by Graco or the improper design manufacture installation operation or maintenance of
21. al d Clean Impingement Ports TI2418A 1 Follow Pressure Relief Procedure page 15 Table 1 Nozzle Drill Bit Sizes Round Spray 2 Disconnect air D and remove fluid manifold M Mix Chamber Drill Size Mix Chamber Drill Size Part No in mm Part No in mm AR2020 58 042 AF2020 3 32 094 1 00 2 35 AR2929 55 052 AF2929 3 32 094 1 30 2 35 AR4242 53 060 AF4242 3 32 094 1 50 2 35 AR5252 50 070 AF5252 3 32 094 1 75 2 35 AR6060 44 086 2 2 15 s Flush Gun page 20 If gun will not flush see page AR7070 3 32 094 29 2 35 2 90 Saan 4 Remove Front End page 27 TI2554A 309550Y 21 Maintenance 5 Push mix chamber forward until impingement ports IP are visible See TABLE 3 for appropriate size drill to clean ports Also see identification chart under Drill Bit Kits page 39 Some mix chambers have counterbored holes CB and require two drill sizes to clean impingement ports completelv TI2420A TI3533a Mix Chambers AR and AF MixChambers ARand AF 2020 and 2929 4242 or larger 22 Table 3 Impingement Port Drill Bit Sizes MixChamber Impingement Port IP Counterbore CB Part No Drill Bit Size Drill Bit Size in mm in mm 6 Push mix chamber back in position f Attach Front End page 28 8 Attach fluid manifold Connect air Return gun to service 309550Y Troubleshooting Troubleshooting 1 a Follow
22. anifold Connect air Return gun to service 309550Y Repair Air Valve 1 a Follow Pressure Relief Procedure page 15 2 Disconnect air D and remove fluid manifold M TI2554A 3 Unscrew air valve plug 2 and remove spring 31 Using a small diameter tool push spool 32 out from front Inspect o rings 24 TI2434A 4 Liberally lubricate o rings and reassemble Torque plug 2 to 125 135 in Ib 14 15 Nem 5 Attach fluid manifold Connect air Return gun to service 33 Parts Parts Round Pattern Gun Shown see page 36 for additional parts and detail views 11 NI 118 see ino detail above D fS MEE t10 9 ou 126 a see detail T at right N Torque to 125 135 in Ib 14 15 Nem ZX Torque to 20 30 in Ib 2 3 3 4 Nem A Torque to 235 245 in Ib 26 6 27 7 Nem A Torque to 35 45 in Ib 4 5 Nem A Torque to 32 40 ft lb 43 54 Nem 34 1 Na see 2e N a VIAN zr detail above Ja WA Seal Cartridge 18 Detail Gay 18e 418c 118b 418d 118a TI3926A Check Valve 26 Detail 26b 26e Ad i26c 126d 269 4 126a t 3 TI2435C TI3927A 309550Y 114 12 12at 12b 12c 12d 12e 12f 12g 14X 15 16 17 181 18at 18b 18c f 18d 18e 19 20 2114 Part No 15K365 15B208 248137 15B206 15B204 192272 15B215 15B223 15B211 15B210 15B801 15D973 246491 2
23. cap C should be approximately flush with front retaining ring U TI2414 1A W Not included with spatter gun 309550Y 8 Open cleanoff air valve K 1 4 1 2 turn and trigger gun to check that cleanoff air is flowing Adjust as desired This step does not apply with spatter spray gun 248408 TI2413A TI2409A 1 0 Turn on proportioner 1 1 Open B RESIN fluid valve about three half turns Then open A ISO fluid valve TI2414A TI2410A 309550Y Setup 1 3 Test spray onto cardboard Adjust pressure and temperature to get desired results TI2645A 14 Apply layer of lubricant over front of gun and lock ring or use gun cover to prevent overspray buildup and ease disassembly See page 43 to order lubricant and gun cover 1 5 Gun is ready to spray CAUTION Air supply is required for gun actuation Do not dis connect gun air supply until fluid pressure is relieved page 15 13 Shutdown Shutdown For overnight shutdown 1 a Follow Pressure Relief Procedure page 15 2 Leave air turned on and gun detriggered AW Grease gun dailv to prevent 2 component curing and keep fluid passages clean Purge air carries grease mist through air chamber AC impinge ment ports IP and out mix chamber nozzle N coating all surfaces Use Graco 117773 Grease see page 43 KEV Purge Air 0 0 0 O Q O PPPP Fluid Cleanoff Air Grease 11111 TI3547a G O
24. els Mix Chamber Selection Guide Flat Pattern Guns Mix Chamber Flat Tip Impingement Gun Part Port Size Equivalent Pattern Size Orifice Size No Series in Hm Size in in er EGER PEGIS REN eee ee eee Lama iE IN NG BA AA OON mosa arao 02008 000 FTU 1234005996 33897 Lama SES Sess eas NAA 247108 A 020 z 000 FTOB48 16 sum 457 048 ti TVA SELLER SE BA ES JA o0 Prose 10659254 G AT mma arao 020070 49 Proeza ta ossee maroon 247114 A 029 o 00 FTO638 mus 356 038 um T 28 4E UN Lama Des nem a me resa sem 247122 A 042 1 00 s01 FTO438 038 um ELLINEL BA RII NN UN amsa X APRI OG 0 FTU 1234005996 om Namana ano oo i Frosse 638406457 X869 247128 A 042 1 00 01 FTO848 ses 457 048 E TTA AA GM 80 EC arsese ose 130 oa Pross SIDE O03 EC JA AA BE 247134 A 052 1 30 09 FTO638 12 14 305 356 038 um pamana arsoso samay 92 Froese Tann 0635 052 1 30 02 FTOBMB mE 457 048 1 22 NAG NI Nay es Na 4 309550Y List of Models Mix Chamber Selection Guide Flat Pattern Guns continued 20 Ib min AF2020 W FLOW RATE in gpm Ipm To calculate flow in Ib min multiply gpm rate by 10 Example 2 gpm x 10 500 1000 1500 2000 2500 3000 3500 3 5 35 6 9 69 10 3 103 13 8 138 17 4 172 4 20 7 207 24 1 241 PRESSURE in psi M
25. ent curing and keep fluid passages clean See page 14 Flushing Manifold 15B817 Manifold Block See ref no 52 page 34 309550Y Accessories Solvent Flush Canister Kit 248139 1 qt 0 95 liter Solvent Cup Complete with15B817 Flushing Manifold to flush gun with solvent Portable for remote flushing See manual 309963 TI4165a Solvent Flush Pail Kit 248229 5 0 gal 19 liter Pail Includes flush manifold with individual A and B shutoff valves and air regulator See manual 309963 Nw D mm TI4211b 43 Accessories Tip Cleanout Tool 15D234 Designed to fit CeramTip internal dome and flat tip slits End for Mechanical End for Air Purge Tips Purge Tips gt TI4244a 44 Gun Cleaning Kit 15D546 Kit includes 11 tools and brushes to clean the gun Circulation Manifold 246362 Attach to gun fluid manifold to enable preheating of hose See manual 309818 E 309550Y Technical Data Technical Data Category Data 81 1 using AR5252 at 100 psi 0 7 MPa 7 ban 91 0 dB A using AR5252 at 100 psi 0 7 MPa 7 bar Dimensions 7 5 x 8 1 x 3 3 in 191 x 206 x 84 mm Weight 2 5 Ib 1 1 kg Aluminum stainless steel carbon steel carbide Wetted Parts chemically resistant o rings All other brand names or marks are used for identification purposes and are trademarks of their respective owners Air Flow Data in scfm m3 min Air Pressure Mix Chamber
26. hamber size AW2222 8 203 2 047 1 20 74 022 0 56 AW2828 15 381 0 Ref AR2929 1 16 062 1 59 70 028 0 71 AW3333 15 381 0 Ref AR3737 53 060 1 52 66 033 0 84 Yrs EEI Stainless Steel Side Seal Kits Kits include a packing o ring for each stainless steel seal 246348 SEAL KIT SST 277299 SEAL KIT SST Polvcarballov Side Seal Kits Kits include a packing o ring for each polvcarballov seal The optional high wear non metallic polvcarballov seals are for alternate fluids 249990 SEAL KIT Polvcarballov 277298 SEAL KIT Polvcarballov 309550Y 41 Accessories Extension Tip Kits Kits include extension flat tip seal and round tip seal cleanout drill bit and instructions Requires 248020 Extension Tip Air Cap Kit order separately Hole Diameter x Length Recommended in mm Mix Chambers 042 x 0 50 1 06 x 12 7 AR2020 AF2929 15 4 57 10 254 248011 052 x 0 50 1 32 x 12 7 AR2929 AF2929 12 3 66 10 254 248012 060 x 0 50 1 52 x 12 7 AR4242 AF4242 12 3 66 12 305 203 248015 052 x 1 0 1 32 x 25 4 AR2929 AF2929 12 3 66 248016 060 x 1 0 1 52 x 25 4 AR4242 AF4242 12 3 66 8 203 248017 070 x 1 0 1 78 x 25 4 AR5252 AF5252 8 244 8 203 Measured with less than 8 in 203 mm drop in stream center at 1200 psi 8 4 MPa 84 bar static pressure 070 x 0 50 1 78 x 12 7 0 508 203 203 Extension Tip Seal Kits Kits
27. he right to make changes at any time without notice This manual contains English MM 309550 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 Copyright 2002 Graco Inc is registered to ISO 9001 www graco com Revised 03 2009
28. n Vise dual reversible chucks Reversible AT Reversible TI3864a e 551189 Grease Gun with 3 oz grease e 15B817 Flush Manifold Not included with spatter spray gun Keep Gun Clean Keep gun clean with accessory gun cover page 40 Applying a light coat of lubricant will make cleaning eas ler As Needed 1 s Clean Outside of Gun page 20 2 Clean Mix Chamber Nozzle page 21 a minimum of once a day 3 Clean Air Cap page 20 309550Y f Maintenance Clean Muffler page 20 Clean Fluid Manifold page 20 Clean Passages page 21 Clean Impingement Ports page 21 Daily Follow Shutdown page 14 Weekly to Monthly 1 2 Clean Mix Chamber and Side Seal Cartridges page 29 Check o rings Clean Check Valves page 31 Check o rings and filters 19 Maintenance Flush Gun If it is necessary to flush gun use following procedure AK WARNING VA Read warnings page 8 1 Follow Pressure Relief Procedure page 15 2 Flush with compatible solvent into a grounded metal pail holding a metal part of fluid manifold firmly to side of pail Use the lowest possible fluid pressure when flushing 3 Follow Pressure Relief Procedure page 15 N For a more thorough flush Solvent Flush Kit 218669 is available as an accessory The kit con nects to Flush Manifold 15B817 Clean Outside of Gun Wipe off outside of gun with compatible solvent Use N Methyl Pyrrolidone NMP
29. nd orifices lllustrations are actual size for comparison u Not all sizes are used with your gun jmr jrja p je m 8 p qe rupem RR mm pr m emm e p e pmR p R E e m m pm RS a R G S aaa a ala aa S m EE e S G a p R p R p epe p m p R pep R a 309550Y 39 Parts aid Drill Bit Size yin Ki nominal in mm pale pem p qe an p e ee p qm ad el HY a SS kl l d WE a me p qm dl p e pp www Drill Bit Kit 119386 Kit includes 20 cleanout drill bits ranging in sizes of 61 through 80 Air Purge Handle Cleanout Drill Kit 248969 Kit includes all 5 drill bits of extra long length needed to clean out the air passages in the Air Purge gun handle and fluid housing See Clean Passages page 21 40 309550Y Accessories Accessories Wide Pattern Mix Chamber Kits Kits include mix chamber and cleanout drills To spray larger diameter patterns than the standard mix chambers Pattern Diameter at 24 in 609 6 mm to target Equivalent flow to Nozzle Drill Bit Size Impingement Drill Bit Size in mm mix c
30. on air cap Damaged missing fluid housing Replace page 29 o ring 23 Damaged front o ring 3 Replace page 29 Reduced cleanoff air Damaged front o ring 3 Replace page 29 Excessive cleanoff air when fluid Damaged missing fluid housing Replace page 29 valves are closed and gun is trig o ring 23 gered Fluid does not shut off when fluid Damaged fluid valves 12b Replace valves are closed Burst of air from muffler when 5 aaa is Normal No action required 5 aaa Steady air leakage from muffler Cannot tighten retaining ring 9 until Air cap 10 assembled before retain Install retaining ring 9 first then air it bottoms out ing ring 9 cap 10 page 30 24 309550Y Theory of Operation Gun Triggered Fluid Spraying Mix chamber 19 moves back shutting off purge air flow Impingement ports IP align with fluid ports of side seals 18c allowing fluid to flow through mix chamber nozzle N See page 13 to adjust cleanoff air valve K KEY Purge Air 0 0 0 Fluid gt gt gt gt Cleanoff Air 24242 Grease BULLET TI3547a L Flow paths are not shown to scale for clarity 19 18c d OO O K T13545a Gun Detriggered Air Purging Mix chamber 19 moves forward shutting off fluid flow Impingement ports IP open to air chamber AC allow ing purge air to flow through mix chamber nozzle N See page 14 for use of grease fit
31. ross contamination of side seal car tridges do not interchange A component and B com ponent parts The A component cartridge is marked with an A T Pull out side seal cartridges 18 Also inspect neos o ring 24 on cleanoff air valve 8 3 Flush gun to remove residual A and B compo nents page 20 Follow Pressure Relief Proce dure page 15 4 Disconnect air Continued on page 30 TI2540A 5 Remove Front End page 27 309550Y 29 Repair 8 Pull mix chamber 19 out rear of fluid housing Inspect for damage and clean ports page 21 Inspect o ring 23 in front of fluid housing CAUTION To prevent cross contamination of the gun s wetted parts mix chamber is marked with an A and a notch N on back edge Be sure the A side of mix chamber is on the A side of gun 9 Apply thin coat of lubricant to mix chamber 19 Install mix chamber Etched A and notch N must be on same side as A on fluid housing Mix cham ber is keyed to fit in fluid housing TI2428A CAUTION To prevent cross contamination of side seal car tridges do not interchange A component and B com ponent parts The A component cartridge is marked with an A 10 Carefully inspect side seal cartridge o rings and surfaces Replace worn or damaged parts Lib erally lubricate o rings 18d 18e and reassem ble Press on side seal 18c to check proper spring 18b operation 18e 18c 18b TI2427A
32. tems sold but not manufactured by Graco such as electric motors switches hose etc are subject to the warranty if any of their manufacturer Graco will provide purchaser with reasonable assistance in making any claim for breach of these warranties In no event will Graco be liable for indirect incidental special or consequential damages resulting from Graco supplying equipment hereunder or the furnishing performance or use of any products or other goods sold hereto whether due to a breach of contract breach of warranty the negligence of Graco or otherwise FOR GRACO CANADA CUSTOMERS The Parties acknowledge that they have required that the present document as well as all documents notices and legal proceedings entered into given or instituted pursuant hereto or relating directly or indirectly hereto be drawn up in English Les parties reconnaissent avoir convenu que la r daction du presente document sera en Anglais ainsi que tous documents avis et proc dures judiciaires ex cut s donn s ou intentes la suite de ou en rapport directement ou indirectement avec les procedures concernees Graco Information TO PLACE AN ORDER contact your Graco distributor or call this number to identify the distributor closest to you 1 800 328 0211 Toll Free 612 623 6921 612 378 3505 Fax All written and visual data contained in this document reflects the latest product information available at the time of publication Graco reserves t
33. the equipment to help protect you from serious injury including eye injury inhalation of toxic fumes burns and hearing loss This equipment includes but is not limited to Protective eyewear Clothing and respirator as recommended by the fluid and solvent manufacturer Gloves Hearing protection TOXIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin inhaled or swallowed e Read Material Safety Data Sheet MSDS to know the specific hazards of the fluids you are using e Store hazardous fluid in approved containers and dispose of it according to applicable guidelines SKIN 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 surgical treatment Do not point the gun at anyone or at any part of the body Do not put your hand or fingers over the gun fluid nozzle Do not stop or deflect leaks with your hand body glove or rag Do not blow back fluid this is not an air spray system Follow Pressure Relief Procedure page 15 when you stop spraying and before cleaning check ing or servicing equipment Use lowest possible pressure when flushing priming or troubleshooting Engage piston safety lock when not spraying Tighten all fluid connections before operating the equipment Check hoses tubes and couplings
34. ting G 309550Y KEY Purge Air 0 0 0 Fluid gt gt gt gt Cleanoff Air 24242 Grease nai TI3547a Troubleshooting N Flow paths are not shown to scale for clarity G O O AS O Ilii O O N TI3546a 25 Troubleshooting Cutaway View M poor ww 18 A Side B Side not shown P N ta l a fat T w f kay 4 A A NS ATT i E X KAMO S 12b 22 T 309550Y Repair Tools Required Tools needed for complete gun repair e adjustable wrench e flat head screwdriver included e 1 8 in 3 mm diameter rod e 5 16 hex nut driver included Lubrication Liberally lubricate all o rings seals and threads Lubri cate threads and outside of lock ring 11 See page 43 to order lubricant 309550Y Repair Remove Front End A WARNING 9 Read warnings page 7 Proper attachment of front end is critical Do not operate gun if front end is loose or lock ring is not snug against handle 1 Follow Pressure Relief Procedure page 15 2 Flush Gun page 20 CAUTION If lock ring R is stuck due to material buildup do not force it by turning entire front end Locating tabs Z may break off Soak front of gun in solvent to soften cured material and free lock ring 3 Unscrew lock ring R until front end of gun is loose Turn fluid housing F 1 8 turn counterclock wise
35. to bottom of gun with A side on left viewed from operator s position at back of gun If desired manifold may be moved to top of gun Doing this will reposition A side parts fluid inlet swivel check valve side seal cartridge and mix chamber to right CAUTION To prevent cross contamination of gun s wetted parts do not interchange A component isocyanate and B component resin parts 1 a Follow Pressure Relief Procedure page 15 2 Disconnect air D and remove fluid manifold M TI2554A 3 Remove Front End page 27 4 Rotate fluid housing 180 5 Attach Front End page 28 16 309550V Optional Configurations Optional Hose Position 4 Applv thread sealant to plugs 12c elbows 50 Fluid inlet swivels and air quick disconnect fitting point to and male threads of swivels A B Install elbows rear If desired these positions can be changed so 50 in optional inlets P facing down Install hoses travel downward swivels A B in elbows Be sure to install A swivel smaller in A side Install plugs where swivels had been Torque all parts to 235 245 in Ib 26 6 27 7 CAUTION Nem To prevent cross contamination of gun s wetted parts do not interchange A component isocyanate and B EN component resin parts Elbows 50 are not included with spatter spray gun 12c 50 1 Follow Pressure Relief Procedure page 15 Also relieve system pressure see proportioner manual
36. triggering A WARNING Read warnings page 7 To engage piston safety lock push knob in and turn clockwise If engaged gun will not actuate Engaged T12409A To disengage piston safety lock push knob in and turn counterclockwise until it pops out There will be a gap between knob and gun body Disengaged TI2410A 309550Y Turning Air Cap Turning Air Cap Loss of Air Pressure A WARNING In event of loss of air pressure gun will continue to spray To shut off gun do one of the following e Push in piston safety lock see page 10 Read warnings page 7 e Close fluid valves A and B 1 Follow Pressure Relief Procedure page 15 2 Close fluid valves A and B before turning air cap C B TI2421A TI2421A 309550Y 11 Setup Setup 1 u Close fluid valves A and B TI2411A U 2 Connect A ISO and B RESIN fluid hoses to fluid manifold TI2417A A ISO TI2409A 4 Connect gun air whip hose V and air valve W to main air hose Attach fluid manifold M to gun TI2554A 12 N To change position of fluid manifold or use optional fluid inlets see pages 16 and 17 5 Connect quick coupler D Turn on air Open air valve W Air should flow from nozzle N TI2414 1A EN To use optional air inlet see page 17 6 Disengage piston safety lock page 10 TI2410A f Trigger gun to check for full mix chamber travel Front of air
37. urface Liberally lubricate o rings 26f 26g and carefully reinstall in fluid housing 8 Attach fluid manifold Connect air Return gun to TI2540A service CAUTION To prevent cross contamination of the check valves do not interchange A component and B component parts The A component check valve is marked with an A 309550Y 31 Repair Piston 1 Follow Pressure Relief Procedure page 15 2 Disconnect air D and remove fluid manifold M TI2554A 3 Remove Front End page 27 4 Unscrew cvlinder cap 5 and inspect o ring 14 TI2430A 5 Push piston shaft to remove piston 15 Inspect piston o ring 16 and shaft o ring 17 T ifii l 9 TI2431A 32 6 Liberally lubricate piston o rings Reinstall piston Shaft is keyed for proper assembly Push firmly to seat piston TI2432A TI2430A 8 Attach Front End page 28 9 Attach fluid manifold Connect air Return gun to service 309550Y Piston Safety Lock 1 Follow Pressure Relief Procedure page 15 2 Disconnect air D and remove fluid manifold M TI2554A 3 Unscrew cylinder cap 5 Hold piston stop 28 with wrench and unscrew from safety lock 4 Inspect spring 30 and o rings 14 24 4 TI2433A 4 Liberallv lubricate o rings and reassemble Clean threads with solvent or alcohol Applv medium strength Loctite or equivalent to threads on stop 28 and reassemble 5 Attach fluid m
38. yanate Hazard Isocyanate Hazard DW Spraying materials containing isocyanates creates potentially harmful mists vapors and atomized par ticulates Read material manufacturer s warnings and material MSDS to know specific hazards and precautions related to isocyanates Prevent inhalation of isocyanate mists vapors and atomized particulates by providing sufficient ventila tion in the work area If sufficient ventilation is not available a supplied air respirator is required for everyone in the work area To prevent contact with isocyanates appropriate per sonal protective equipment including chemically impermeable gloves boots aprons and goggles is also required for everyone in the work area Keep A and B Components Separate CAUTION To prevent cross contamination of the gun s wetted parts do not interchange A component isocyanate and B component resin parts The gun is shipped with the A side on the left The fluid manifold fluid housing side seal cartridge check valve cartridge and mix chamber are marked on the A side Grounding AK WARNING W Read warnings page 8 Check your local electrical code and proportioner man ual for detailed grounding instructions Ground the spray gun through connection to a Graco approved grounded fluid supply hose 10 Piston Safety Lock Engage piston safety lock whenever you stop spray ing to avoid accidental
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