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Graco Inc. 233889 manual

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Table of contents for the manual

  • Page 1

    Graco Inc . P.O. Bo x 1441 Min neapolis, M N 55440-144 1 Copyright 2002, Graco Inc. is registered to I.S. EN ISO 9001 3095 23D Instr uctions XTR ™ Airless Spra y Gun P art No. 233889, Series A Heavy Duty R A C tip gua rd, 51 9 SwitchTip ™ P art No. 234032, Series A Standa rd (non rev ersing) Dr ip less ™ tip guard, 51 9 flat t ip 7250 psi (50[...]

  • Page 2

    Contents 2 309523D Contents Manual Con ventions . . . . . . . . . . . . . . . . . . . . . . . . 2 W arning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 System Re quirements . . . . . . . . . . . . . . . . . . . . . . . 4 Gr ounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Gun T rigger Safety . . .[...]

  • Page 3

    Warn ing 309523D 3 W ARNING INJECTION HAZARD High-pr essure fluid f rom g un, ho se l eaks, or r uptur ed c ompone nts will pierc e sk in. Th is may look l ike just a cut, but it is a ser ious i njur y that can r esult in amputat ion. Get immediate medical attention. • Do not p oint th e gun at any one or at any par t of the body . • Do not p u[...]

  • Page 4

    System Requir ements 4 309523D System Requirements • Install a bleed-typ e mast er air valve on a pneumati c pump air supply line to r eliev e a ir trapped between this valve and the pump aft er air reg ulator is shut o ff. T rapped air c an ca use the pu mp to c ycle un e xpect- edly . • Inst all a flui d drain valve between the pump and gu n [...]

  • Page 5

    Ground ing 309523D 5 Gr ounding Chec k yo ur loca l elec trical code and pu mp/spr ay er man- ual for detailed gro unding instr uc tions. • Spra y gun: ground thr ough conn ection to a grounded flu id hose a nd pum p/spra yer . • Fluid hose: use only groun ded hoses. • Fluid supply c ontainer: f oll ow lo cal code . • Object b eing s prayed[...]

  • Page 6

    Pressure Relief Procedure 6 309523D Pressure Relief Pr ocedure 7. If you suspe ct that pr essure is not ful ly rel iev ed becaus e: • Spra y tip i s clogg ed SwitchTip : Follow procedure o n page 1 0. Flat Tip: V e r y s lowly loo sen tip gu ard ret aining nut and rel iev e p ressure gradually then loos en completel y . Clear tip . • Hose is cl[...]

  • Page 7

    Operating Gu n 309523D 7 Operating Gun 7. T r igger g un full -open or full -close. Hold g un at r igh t angles to work surface. Do not s wing gun in an arc. Prac tice to fi nd the b est le ngth an d speed of strok e. Strain the flui d if it contai ns par ticles that coul d clog flui d tip. 1. Connect a grounded flu id hos e to the gun. 2. Without [...]

  • Page 8

    Operating G un 8 309523D Adjusting Spra y P attern Spra y Patte rn Size The spray tip or ifice an d spray angle deter mine pat ter n cov erage and size. When you need more c ov erage, use a larger s pra y tip rather than inc reasing fluid pr essu re. Spra y P attern Direction 1. Fo l l o w Pressu re Reli ef Procedure , pa ge 6. Engag e tri gger loc[...]

  • Page 9

    Maintenance 309523D 9 Maintenance Cleaning Spra y Tip and Tip G uar d 2. Clean s pra y tip wi th a solvent-soaked br ush. • Clean fr ont of tip freque ntly to reduce fluid bui ld u p. • Clean ti p and ti p guard at end o f each wor k da y . W A RNING Read war nin gs, page 3. CAUTION • T o avoid ruin ing packings, do not so ak entire gun in so[...]

  • Page 10

    Maintenance 10 309523D If RA C Spra y Tip Clogs 1. If spr a y tip clogs w hile spr ay ing, stop spra ying immed iately . 8. If tip is st ill cl ogged: W A RNING Read war nin gs, page 3. 2. Engage tr i gger lock. 3. Rotate RAC tip handle back 180° (arrow points back). 4. Disengag e tri gger lock. 5. T o remov e cl og, tr igger gun i nto a p ail or [...]

  • Page 11

    Flus hing 309523D 11 Flushing Flush pum p and gu n before fluid can dr y in it. If av ail- able , use flushing procedu re provided i n your pump or spra yer manual inst ead of t his proced ure. 6. T r igger gu n into solvent pail . Circulate fluid until system is thorou ghly flu shed. W A RNING Read war nin gs, page 3. 1. Fo l l o w Pressu re Reli [...]

  • Page 12

    Repair 12 309523D Repair Disassembly 1. Fo l l o w Pressu re Reli ef Procedure , pa ge 6. Engag e tri gger lock. 8. Clean an d rep lace par ts as needed . Repair K it 2458 76 is av ailable. P ar ts incl uded with the kit are m ar ked with *. 2. Disconn ect fluid hose. Remov e tip and ti p guard (17). 3. Using a wr ench, r emove cap (10) with s pri [...]

  • Page 13

    Repair 309523D 13 If y ou need to remove tr igger 1. Using a wren ch, remove lock nut (13) from tr igger stud (14 ). 2. Slide tr igger st ud (14) out o f gun b ody , and r emove tri gger (5). Assembly - continued - T o avoid losing par ts, be ready f or t wo actuator pins (6) to fall out of gun body (1) when tr igger (5) is removed. 3. Install t r [...]

  • Page 14

    Repair 14 309523D T est gun bef ore using 4. Releas e tr igger ; the gun shoul d imm ediately stop spra ying a nd ther e sho uld no t be any lea ks. If the re is a problem, f ollow Pressure Re lief Pro- cedure on page 6, enga ge tr igger l ock, and dis- connec t fluid ho se. Check through Assembly procedure and correc t prob lem. 4. Lightly grease [...]

  • Page 15

    Repair 309523D 15[...]

  • Page 16

    Part s 16 309523D Pa r t s P ar t No. 233889, S eries A Heavy Duty RA C tip guard, 519 SwitchTip ™ P ar t No . 234032, Ser ies A Standar d (nonrev ersing) Dr iples s ™ tip g uard, 519 flat ti p 17a† T12174B 2* 12* 3* 6 14 1 11* 4* 8 9 10 19 15 16 5 13 18a ★ 17b† 17c† 18b ★ 18c† 18d† 17 25 18 26[...]

  • Page 17

    Parts 309523D 17 P ar t No. 233889, S eries A Heavy Duty RAC tip guard, 51 9 SwitchT ip ™ * P ar ts incl uded in R epair Kit 245876, pu rchased sepa- ratel y . Ins tallation tool incl uded. † P ar ts not a vailab le separ ately . Order kit 245994 (s ee kit instructions 406554). ★ P ar ts not a vailab le separate ly . ▲ Replac ement Danger a[...]

  • Page 18

    Part s 18 309523D Access orie s P ar t No. 24587 8: 2-F inger T rigger Kit P ar t No. 23698 7: Inle t Swive l 1/4 npsm P ar t No. 2 46291: G un Filter Swive l 1/4 npsm ( not shown) P ar t No. 19474 4: Pac king Repair T ool Included in Repa ir Kit 245876 Fron t Extension: 7/8-14 UNF-2B w ith RA C 5 ti p guard and tip P ar t No. 246294: 10” (0.25 m[...]

  • Page 19

    Technical Data 309523D 19 T echnical Data *Results ar e maxi mum reading s taken at 6000 psi (41 MP a, 414 ba r), with HD427 ti p , using water . Sound power lev el was tested to ISO 3744 -1981 . Dimensions Maximum Working Pr essure . . . . . . . . . . . . . . . . . . . . . . . 7250 ps i (50 MPa, 500 bar) Fluid Or ifice . . . . . . . . . . . . . . [...]

  • Page 20

    All written and visual data contained in this docume nt reflects the lat est product information available at the time of publica tion. Graco rese rves the right to make changes at any time without not ice. Sales O ffices: Minnea polis, Detro it Internationa l Offices: Be lgium, Korea, Hong Kong, J apan GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 5544[...]