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Graco 309550ZAE manual

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Table of contents for the manual

  • Page 1

    309550Z AE EN Instru ctions - Part s Plural Component, Impingement Mix Air Purge Spray Gun For use with non-fla mmable foam and poly urea. For professi onal use only. Not for use in ex plosi ve atm osphe res. 3500 psi (24.5 MPa, 245 bar) Maximum Fluid Wor king Pressure 80-130 ps i (0.56-0. 9 MPa, 5.6-9.0 ba r) Air Inlet Press ure Range 200 ° F (94[...]

  • Page 2

    Manual Conven tions 2 Contents Manual Conventions . . . . . . . . . . . . . . . . . . . . . . . . 2 List of Models/Mix Chamber Selecti on Guide . . . . 3 Round Patte rn Guns . . . . . . . . . . . . . . . . . . . . . . 3 Flat Patter n Guns . . . . . . . . . . . . . . . . . . . . . . . . 4 Flat Patter n Guns , continue d . . . . . . . . . . . . . . .[...]

  • Page 3

    List of M odels /Mix Ch amber Sel ection Guid e 3 List of Models/Mix Ch amber Selection Guide Round Patte rn Guns Mix Chamber Gun Part No., Ser ies Part No. Impingement Port Siz e in. (mm) Equivalent Size Seal Material Pattern at 24 in (61 c m) fro m target in. (mm) 246099, A AR20 20 .020 (0 .50) -00 0 SST 5 (1 27) 246100, A AR29 29 .0 29 (0 .7 0) [...]

  • Page 4

    List of Model s/Mix C hamber Se lecti on Guide 4 Flat Pattern Guns Mix Chamber Flat Tip Gun Part No., Ser ies Part No. Impingement Port S ize in. (mm) Equival ent Size Part No . Patter n Size in. (mm) Orific e Size in. (mm) 247101, A AF2020 .020 (0 .50) -000 FT0424 8-10 (20 3-254) .024 (0.61 ) 247102, A AF2020 .020 (0 .50) -000 FT0438 8-10 (20 3-25[...]

  • Page 5

    List of M odels /Mix Ch amber Sel ection Guid e 5 Flat Pattern Guns, continued Flat Pattern Stud Wall Gun See manual number 311071 for more in formation. FLOW RATE in gpm (lpm)* PRESSU RE in psi (MPa, ba r) 2.25 (8.55) 3.0 (11.4) 0.75 (2.85) 1.5 (5.7) 0 A F 4 2 4 2 w i t h F T X X 3 8 t i p A F 2 9 2 9 w i t h F T X X 3 8 t i p A F 2 0 2 0 w i t h [...]

  • Page 6

    List of Model s/Mix C hamber Se lecti on Guide 6 Spatter Pattern Gun Wide Round Pattern Gun Four-Hos e Gun Wide Round Pattern Gun with Four-H ose Recirculating G un Manifold Non 1:1 Ratio G uns Mix Chambe r Gun Part No., Ser ies Part No. Impingement Port Siz e in. (mm) Equivalent Size 248408 A AR7070 .070 (1.75 ) -04 Mix Chamber Pattern Di ameter a[...]

  • Page 7

    Warning 7 WARNING PERS ONAL PROTE CTIVE EQU IPMENT You must wear proper prote ctive equipm ent when opera ting, serv icing, or when in the opera ting area of the equ ipment to h elp pr otect yo u from s erious i njury, in cluding eye inju ry, inha lation of toxic fum es, burns, a nd hearing l oss. Thi s equipme nt includes but is n ot limited to: ?[...]

  • Page 8

    Warning 8 FIRE AND EXPLOSION HAZARD Flamma ble fume s, such as solv ent and pa int fume s, in wor k area can ignite or explode . To h elp prevent fire and explo sion: • Use eq uipment on ly in well ven tilated ar ea. • Elimin ate all ignit ion sou rces, such as pi lot lig hts, ci garettes, portabl e elec tric la mps, an d pl astic d rop cloths [...]

  • Page 9

    Overal l View 9 Overall View Key: A A Si de Flu id Valve ( ISO) B B Si de Flu id Valv e (RESIN ) CA i r C a p D Air Li ne Qu ick Co upler E Muffler F Fluid Hous ing G Gre ase Fi tti ng (u nder c ap) H Handl e J Option al Air In let K Cl eanoff A ir Valve L Piston Sa fety Lock M Gun Flu id Ma nifold N Mix Cham ber No zzle P O ptional F luid I nlets [...]

  • Page 10

    Isocya nate Haz ard 10 Isocyanate Hazard Keep A and B Components Separate Grounding Check your local electrica l code an d proportio ner man- ual f or de ta iled grou ndi ng i nst ruct ion s. Ground the spra y gun thr ough conn ection to a Graco-a pproved grounded fluid su pply hose. Piston Safety Lock Engag e piston sa fety lock wh enever y ou sto[...]

  • Page 11

    Turning Air Cap 11 Turning Air Cap Loss of Air Pressure In even t of loss of air press ure, gun w ill continu e to spray. T o shut o ff gun, d o one of the follow ing: • Push i n piston safety l ock, see page 10. • Close f luid val ves A a nd B. WARNING Read war nings, pa ge 7. 1. Follow Pressure Relief Proced ure , page 15 . 2. Close flu id va[...]

  • Page 12

    Setup 12 Setup * (W) No t include d with spa tter gun. 1. Cl ose f lui d v alve s A and B . 2. Connect A (ISO) and B (RESIN) fl uid hoses to fluid manifold . 3. Engag e piston s afety lo ck, page 10. 4. Connect gu n air whip h ose (V) an d air v alve (W*) to main ai r hose. Attach fl uid man ifold (M ) to gun. TI2411A A (ISO) B (RESIN ) TI2417A TI2[...]

  • Page 13

    Setup 13 8. Open cle anoff air valv e (K) 1/4-1 /2 turn and tr igger gun to che ck that c leanoff air is flowing. Adjust a s desire d.This ste p does not ap ply with spatte r spray gun 248408 . 9. Engag e piston s afety lo ck, page 10. 10. Turn on pr oportio ner. 11. Open B ( RESIN ) fluid val ve (about th ree h alf turns). Then open A (ISO) flui d[...]

  • Page 14

    Shutdown 14 Shutdown For over night sh utdown: 1. Follow Pressure Relief Proced ure , page 15 . 2. Leave air turned on and gun detriggered. Grease gun dai ly to prevent 2 compone nt curing and kee p fluid pa ssag es clean . Purge a ir carries greas e mist throu gh air cham ber (A C), impin ge- ment ports (IP), a nd out m ix cham ber nozzl e (N), co[...]

  • Page 15

    Pressure Relief Procedu re 15 Pressure Relief Procedure WARNING Read war nings, pa ge 7. Relie ve pressu re befor e cleaning o r repai ring gun. 1. Engag e piston s afety lo ck, page 10. CAUTION Air sup ply is required fo r gun actuat ion. Do not dis- connec t gun a ir supply until flu id pres sure is relie ved. 2. Close flu id va lves A and B. Lea[...]

  • Page 16

    Option al Co nfigurat ions 16 Optional Configurations Option al Fluid Manifol d Position Fluid mani fold is mou nted to botto m of gun , with A sid e on left, vie wed from ope rator’s po sition at ba ck of g un. If desired, m anifold ma y be m oved to to p of gun. Doi ng this wil l repositi on A sid e parts ( fluid i nlet swiv el, chec k valve, s[...]

  • Page 17

    Optional Configu ration s 17 Optional Hose Positi on Fluid inle t swivels and air quic k discon nect fittin g point to rear. If desired, th ese po sitions can be changed so hoses trav el downward . CAUTION To pre vent cross -contam inatio n of gun’s wette d parts, do n ot interchan ge A com ponent (i socyana te) and B compon ent (resin) parts. 1.[...]

  • Page 18

    Flat Spray Tips 18 Flat Spray Tips 1. Follow Pressure Relief Proced ure , page 15 . 2. Remove air cap ( 10) an d flat spray t ip ( 39). Insp ect o-ring (40) . If tip is st uck, pry o ff wit h sma ll sc rewdr iver or pul l off with p liers. Tip i s hardened to resist damage. 3. To cle an, soak tip in compat ible sol vent, se e page 20. Cle an gentl [...]

  • Page 19

    Main tenance 19 Maintenance Supplie d Tool Kit • Hex Nut Dr iver; 5/16 • Screwdrive r; 1/8 bla de • Nozzle D rill Bit; vari ous sizes dependin g on noz zle size. S ee T ABLE 1, page 21 . • Impi ngem ent Po rt Drill B it; va riou s sizes d epen ding on port size. See T ABLE 3, page 22. • 117661 Pin Vise; dual rev ersible c hucks • 551189[...]

  • Page 20

    Maint ena nce 20 Flush Gun If it is n ecessary to flush gun , use f ollowing pr ocedure . Clean Ou tside of Gun Wipe off o utside of gun wit h comp atible s olvent. Use N Methy l Pyrrolidon e (NMP) , Dynasolve CU-6, Dzolv, o r equivale nt to soften cured m aterial. Clean Air Cap Soak air cap in com patibl e solvent . Clean ho les with #58 (.042) d [...]

  • Page 21

    Main tenance 21 Clean Mix Cham ber Nozzle Cle an Passage s If neces sary, cl ean ou t passage s in flui d housin g and hand le with dr ill bits. R efer to T ABLE 2 and to Cut awa y View on page 26 fo r diameter and lo catio n of passage s. All dri ll bits a re availa ble in an acce ssory kit. Order kit 2489 69 for Air Purge Han dle Dril l Kit, s ee[...]

  • Page 22

    Maint ena nce 22 5. Push mix chambe r forward unti l impinge ment ports (IP) are visibl e. See T ABLE 3 for appropr iate size drill t o clean p orts. Also s ee identif ication c hart under Drill Bit Kits , page 39 . Some mix c hambers have cou nterbore d holes ( CB) and r equire tw o drill sizes to clean impingeme nt por ts compl etely. TI2420A IP [...]

  • Page 23

    Troubles hootin g 23 Troubleshooting 1. Follow Pressure Relief Proced ure , page 15 , before c hecking or repairin g gun. 2. Chec k all po ssible problem s and c ause s before disas semblin g gun. CAUTION To pre vent cros s-contam ination of the gun’ s wette d parts, d o not i nterchange A com ponent (i socyan ate) and B co mponen t (resin) parts[...]

  • Page 24

    Troub leshooti ng 24 A and/or B fluid i n gun air s ection. Damage d side seal s (18c). Replace , page 29. Damage d mix cham ber (19). Repla ce, page 29. Damaged s ide seal o- rings (1 8d, 18e). Replace , page 2 9. Tighten ed air c ap with fl uid va lves (12b) open. Close val ves first. Fluid mis t from mi x chamb er or ai r cap. Damaged s ide seal[...]

  • Page 25

    Troubles hootin g 25 Theory of Operatio n Gun Triggered (Fluid Spra ying) Mix cha mber (1 9) moves b ack, shu tting off pu rge a ir flow. Imp ingement ports (IP) align wi th fluid ports of s ide seals ( 18c), a llowing flui d to flow th rough mi x chambe r nozzle (N). See pa ge 13 to ad just cle anoff air valve ( K). Gun Detriggered (Air Purging) M[...]

  • Page 26

    Troub leshooti ng 26 Cutaway View 8 19 17 15 16 24 10 23 21 24 14 4 26 18 (A Side) B Side not shown 12b 22 C G DE F 3 H[...]

  • Page 27

    Repair 27 Repair Tool s Requ ired Tools needed for complet e gun repa ir: • adjustable wrenc h • flat he ad screw driver (i nclud ed) • 1/8 in. ( 3 mm) dia meter r od • 5/16 he x nut dri ver (inclu ded) Lubric ation Liberally lubric ate all o -rings, seal s, and thr eads. Lu bri- cate t hreads and o utsid e of lock r ing (11). S ee pag e 43[...]

  • Page 28

    Repai r 28 Attach Front End WARNING Read warn ings, pag e 7. Prop er attac hment of fr ont end is c ritical. Do not o perate gun if front end is lo ose or lock ring is not snug a gainst ha ndle. 1. Engag e piston s afety lo ck, page 10. 2. Push on air c ap (C) until it is flush with fron t of gu n. This e nsures that mix c hambe r is all th e way b[...]

  • Page 29

    Repair 29 Mix Cha mber and Si de Seal Cartridges See pa ge 3 for a vailable m ix chamb er sizes . Continue d on pa ge 30. 1. Follow Pressure Relief Proced ure , page 15 . 2. Remove fl uid ma nifold ( M). Leav e air co nnecte d. 3. Flush gun to remov e residual A and B compo- nents, pag e 20. Fol low Press ure Relief Proc e- dure , page 15. 4. Disco[...]

  • Page 30

    Repai r 30 8. Pull mi x chambe r (19) out rear of fluid hous ing. Inspect f or damage and clea n ports, page 21. Inspect o -ring (2 3) in front of fluid ho using. CAUTION To prev ent cros s-cont aminatio n of the gun’s wett ed parts , mix ch amber is marked with an A and a no tch (N) on back edg e. Be sure th e A side o f mix ch amber is on t he [...]

  • Page 31

    Repair 31 Check Va lves Before disass embli ng, press on ball (26c) to test check valve for proper movement and sp ring action. 1. Follow Pressure Relief Proced ure , page 15 . 2. Remove fl uid ma nifold ( M). Leav e air co nnected. Clean Fluid Manifold , page 20. 3. Flush gun to remov e residual A and B compo- nents, pag e 20. Fol low Press ure Re[...]

  • Page 32

    Repai r 32 Piston 1. Follow Pressure Relief Proced ure , page 15 . 2. Disconn ect air (D) a nd remov e fluid m anifold (M) . 3. Remove Front End , page 27. 4. Unscrew cy linder cap (5) a nd inspect o -ring (14 ). 5. Push piston s haft to re move pis ton (15). In spect pis ton o-r ing (1 6) an d sh aft o- ring (1 7). TI2554A M D 5 14 TI2430A 16 17 1[...]

  • Page 33

    Repair 33 Piston Safe ty Lock Air Val ve 1. Follow Pressure Relief Proced ure , page 15 . 2. Disconn ect air (D) a nd remov e fluid m anifold (M) . 3. Unscrew cylinder cap (5). H old pi ston stop (28) with wren ch and unscrew fr om safety lock (4). Inspect sp ring (30 ) and o-r ings (14 , 24). 4. Liberally lubric ate o-rin gs and reasse mble. Clea [...]

  • Page 34

    Parts 34 Parts 33 4 30 24 5 14 16 28 15 17 ‡ 8 ‡ 24 21 ‡ 7 ‡ 27 ‡ 19 32 31 2 24 1 29 6 13 ‡ 25 ‡ 9 ‡ 10 23 ‡ * 12a ‡ 11 22 51 3 ‡ * ‡ 26b ‡ 26e ‡ 26c ‡ 26d ‡ 26g ‡ 26a ‡ 26f 12c 12f 12e 12b 12d TI2435C 50 49 ‡ 37 47 Round Pattern Gun Shown; s ee page 36 for additional parts and detail views 35 3 Torque to 125- [...]

  • Page 35

    Parts 35 * Thes e parts a re only availab le in re pair kits. To selec t a kit, refe r to page 38. † Thes e parts a re not av ailable singly. ‡ Includ ed in Fr ont End Re placemen t Kit 2 46361. ★ Includ ed in S afety Stop Ass embly 2 48064 ( includ es 1 of item 24). ▲ Replac ement Da nger and Warning labels, tags, and cards are avail able [...]

  • Page 36

    Parts 36 ▲ Replac ement Dange r and War ning la bels, tags, and cards are avail able a t no cost . ◆ Includ ed in Spat ter Tip Kit 24841 4. ❖ Includ ed in S tud Wall Foam Ki t 2494 21. Ref. No. Part No. Descr iption Qty 52 15B817 MAN IFOLD, gun flush; r ound and flat patte rn guns o nly 1 53 117642 NUT DRIVE R, hex; 5/1 6 1 54 118575 SCREWDRI[...]

  • Page 37

    Parts 37 Mix Ch amber Kits Round Pattern Guns Flat Pattern Guns † Availa ble onl y in fla t mix ch amber kits or in 24636 0 multi -pack ki t. Mix Chamber Part No. Refe rence Guide Sample part no. AR4242: Mix Chamb er Kit (includes drill bits) Nozzle Orifice Size Nozzle Drill Bit Size, in. (mm) Impingem ent Port Size Im ping eme nt Port Drill Bit [...]

  • Page 38

    Parts 38 Flat Ti p Kits Flat Tip Part No. Reference G uide Sample part no. FT0848: Gun Rep air Kits Read the c hart left t o right a nd top to bo ttom to find the qua ntity of ea ch part i n the ki ts. Check Valv e Filter Screen Kits Kits in clude 10 filter s creens . 80 mesh fi lter sc reen is s tandard w ith gun . 246357 4 0 mes h (.015 in., 37 5[...]

  • Page 39

    Parts 39 Drill Bit Kits For clea ning g un ports and orifi ces. Illus trations are for diameter compar ison. Ac tual leng th may va ry. Not all s izes a re used with your gun. Kit Part No. Qty in Kit Dri ll Bit Size Illustration nominal in. mm 249115 6 1/8 .125 3.18 246623 3 #32 0.116 2.9 0 246810 3 7/6 4 0.109 2.7 7 246813 3 #39 .09 9 2.51 246624 [...]

  • Page 40

    Parts 40 Drill Bit Kit 11938 6 Kit incl udes 2 0 cleanou t drill b its ranging in sizes of #61 through # 80. Air Purge Handle Cleanout Drill Kit 24896 9 Kit inc ludes all 5 drill b its of ex tra long length nee ded to clean ou t the air passages in the A ir Purge g un hand le and flu id housi ng. See Cle an Pass ages , page 21. 246629 6 #58 .04 2 1[...]

  • Page 41

    Acce ssori es 41 Accessories Wide Pa ttern Mi x Ch amb er Kits Kits in clude mi x cha mber and cleanout drills . To spr ay lar ger diam eter patte rns than the st andard mi x chamb ers. Stainless Steel Side Seal Kits Kits in clude a p acking o -ring f or each stainless steel se al. Polycarballoy Side Seal Kits Kits inc lude a pa cking o- ring for e[...]

  • Page 42

    Acce ssori es 42 Extension Tip Kits Kits in clude ex tension, flat tip s eal and r ound tip s eal, cleano ut drill bit, and i nstructio ns. Requires 248020 E xtensio n Tip Ai r Cap Kit ( order sep arately ). * Measur ed with l ess than 8 in. (203 mm) dr op in stream cente r at 1200 psi (8.4 MPa, 84 b ar) sta tic press ure. Extension Tip Seal Kits K[...]

  • Page 43

    Acce ssori es 43 Spatter Conv ersion Kit 24841 4 To conver t Fusion air p urge gun to spray, rou nd pattern only, large droplet, l ow overspr ay applicat ions. In cludes air cap, ti p, retain er, seal , and cleanou t drill bits. Pour Nozzle Kit 24852 8 To conver t air purg e gun for pour appl ication s. Includes nozzle, seals, tubing, and clea nout[...]

  • Page 44

    Acce ssori es 44 Tip Cl eano ut Tool 15D234 Designed to fit CeramTi p internal d ome and fla t tip slits . Gun Clea ning Ki t 15D5 46 Kit in clude s 11 tools and b rushes to c lean the g un. Circul ation Manifo ld 246362 Attach to gun flui d manifol d to enabl e preheati ng of hose. S ee manual 309818. TI4244a End for Air Purge Ti ps End fo r Mecha[...]

  • Page 45

    Technica l Da ta 45 Technical Data All othe r brand names or marks ar e used for identif ication p urposes an d are tr ademarks o f their respecti ve owner s. Air Flow Data in s cfm (m 3 /min ) Category Data Maximum Fluid Wor king P ressure 3500 psi (24.5 M Pa, 24 5 bar) Mini mum A ir Inle t Pr essu re 80 psi ( 0. 56 MPa , 5. 6 ba r) Maximum Air In[...]

  • Page 46

    All written and visual data contained in this document reflects the lat est product information available at the time of publica tion. Graco rese rves the right to m ake changes at any time without notice. For patent information, see www.graco.com/patents. This m anual contains English. MM 309550 Graco H eadquart ers: M inneapol is International O [...]