Instruction/ maintenance manual of the product PRO XS3 309292L Graco
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Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441 Copyright 2001, Graco Inc. is r egistered to I. S. EN ISO 9001 ti1600a For use with Class I Gr oup D spra y materials. For use with Class II 2 G spray materials. 100 psi (0.7 MP a, 7 bar) Maximum Air Inlet Pressu re 100 psi (0.
2 309292L T able of Contents List of Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 W arning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
List of Models 309292L 3 List of Models Pa r t N o. M o d e l Smart Displa y T ype of Co atings Operation Manual Standar d High Conductivity 244400, Series C PRO Xs3 X 309294/3W9294/ 3Z9294 244579, Se.
Symbols 4 309292L Symbols W arning Symbol This symbol aler ts you to t he possibility of ser ious injur y or death if y ou do not f ollow the instructions. Caution Symbol This symbol aler ts you to t he possibility of damage to or destruction of equipment if y ou do not f ollow t he instruc- tions.
Symbols 309292L 5 W ARNING Equipment Misuse Hazar d Equipment misu se can cause the equipment to rupture , malfunction, or st ar t une xpectedly and result in a serious injur y . • This equipment is f or prof essional use only . • Read all man uals, tags , and labels befo re operating the equipment.
Introduction 6 309292L Intr oduction How the Electr ostatic Air Spray Gun W orks The air hose supplies air to the spr ay gu n. P ar t of the air operat es the turbine and the r est of the air atomiz es the fluid being sp ra yed.
Installation 309292L 7 Installation Install the System F IG . 2. shows a typical e lectrostatic a ir spray system. It is not an actual system des ign. For assistance in designing a system to suit y our par ticular needs, contact yo ur Graco distributor .
Installation 8 309292L Fig. 2. Typica l Installation Key I O ES ti1498a A B* C* D *E F G H J* K L M N O P Q* *R S T U* V W C G ES ON/OFF valv e: I is ON, 0 is OFF The air supply to the gun must be electri- cally interlocked with the ventilators to pre- vent the power supply from operating without ventilating fans on.
Installation 309292L 9 Connect the Air Line 1. Connect the Graco G rounded Air Supply Hose (R) between th e air supply line and the gun's air inlet (V). The gun air inlet fit ting has a left-hand thread. Connect th e air supply hose ground w ire (Q) to a true ear th ground.
Installation 10 309292L Connect the Fluid Line 1. Bef ore connecting the fluid line ( N), blo w it out with air and flush it with solvent. Use solv ent which is compatible with the fluid to be spra yed. 2. Install a flu id regula tor (M) on th e fluid line to control fluid pressure to t he gun.
Installation 309292L 11 244919 HC Con version Kit P ar t No . 244919 Con ve rsion Kit conv er ts PRO Xs3 standard coatin g guns (P ar t Nos. 244400 and 244579 ) to high conducti vity guns (244575 and 244 576). F or fur- ther instruction and parts, see manual 309453.
Installation 12 309292L Gr ounding The follo wing a re minimum groundin g requirem ents for a basic elect rostatic sys tem. Y our syste m may include other equipment or objects which must be grou nded. Check yo ur local electr ical co de f or detailed groundin g instru ctions.
Installation 309292L 13 Chec k Electrical Grounding 1. Hav e a qu alified electr ician check the electr ical groundin g continuity of the spra y gun and ai r hose. 2. T ur n th e ES ON/OFF valv e OFF . 3. T ur n off the air and fluid supp ly to the gun.
Installation 14 309292L Chec k Fluid Resistivity Graco P ar t No . 722886 Resistance Meter and 722860 Probe are a v ailable as ac cessories to check that the resistivity of the fluid b eing spra yed meets the requir e- ments of an electrostatic air spr ay syst em.
Operation 309292L 15 Operation Lo w V oltage Adjustment (Smar t Guns Onl y) The ES HI/LO s witch enab les you to s witch betwee n full v oltage and a low er voltage o utput. The lower voltage is f actor y set, but can be adjusted. 1. Set the ES HI/LO switch to LO .
Maintenance 16 309292L Maintenance Flush the Spra y Gun Flush the gun bef ore changing colors , at the end of the da y , bef ore storing, and bef ore repairing the gun. 1. T ur n the ES ON/OFF valv e OFF . 2. Relie ve th e pressure. 3. Change the f luid source to solvent, or disconnect the fluid line and connect a solv ent supply line to the gun.
Maintenance 309292L 17 7. Hang the gun from it s hook, with the nozzle pointing down. 8. When ready to spra y again, reconnect the fluid sup- ply line.
Electrical Tests 18 309292L Electrical T ests Electrical components inside the gun affect perfo r mance and safety . T he follo wing pr ocedures te st the cond ition of the pow er supply (18) and electrode (29 ), and electri- cal continuity bet ween components .
Electrical Tests 309292L 19 T est P ower Suppl y Resistance 1. Remov e the power su pply (18), page 30. 2. Remov e the turbi ne alter nator (19) fr om the power supply , page 31. 3. Measure resistance from the pow er supply's ground strips (EE) to the spring (18b).
Electrical Tests 20 309292L T est Electr ode Resistance 1. Inser t a conductiv e rod (B) into the gun barr el (remo ved f o r the po wer supply test) an d against the metal conta ct (C) in t he front of the barre l. 2. Measure the resist ance between the conduct ive rod (B) and the el ectrode (29).
Troubleshooting 309292L 21 T r oubleshooting Chec k all possible remedies in the T roubleshoot ing Char t bef ore disassemb ling the gun. Spra y P attern T r oubleshooting Some spra y patter n prob lems are caused by the impr oper balance between air and fluid.
Troubleshooting 22 309292L Gun Operation T r oubleshooting Problem Cause Solution Excessive spr ay f o g. Atomizing air pressure too high. Close restr ictor valv e some, or decrease air p ressure as low as pos- sible; minimum 40 psi (0.28 MP a, 2.8 bar) needed at gun f or full v oltage.
Troubleshooting 309292L 23 Electrical T r oubleshooting * ES indicator light is off when the gun is tr iggered. Prob lem Cause Solution P oor wrap . ES ON/OFF v alve OFF (0 ).* T ur n ON (I). Gun air pressu re too low . Chec k air pressure to gun; mi nimum 40 psi (0.
Repair 24 309292L Repair Pressure Relief Pr ocedure 1. T ur n th e ES ON/OFF valv e OFF . 2. T ur n off the air b leed v alves to th e fluid source and to the gun. 3. T rigger the gun into a grounded metal waste con- tainer to r elie ve the fluid pr essure.
Repair 309292L 25 Prepare the Gun f or Ser vice • Check all possib le remedies in T roubles hooting bef ore disassemb ling the gun. • Use a vise with padded ja ws to prev ent damage to plastic par ts.
Repair 26 309292L Air Cap/Nozzle Replacement 1. Prepare gun f or ser vice, page 25 . 2. Remove the retaining r ing ( 27) and air cap (9). Se e F IG . 11.. 3. P oint gun up and squeeze tr igger while remo ving the fluid nozzle (7) assembly with the m ulti-tool (37).
Repair 309292L 27 Electr ode Replacement 1. Prepar e the gun for service, page 25. 2. Remov e the air cap and nozzle , page 26. 3. Unscrew the electrode (29) with the multi- tool (37). Hold the packing rod end (26h) to prev ent it from tur ning, F IG .
Repair 28 309292L Fluid P a c king Remov al 1. Prepare the gun for service, page 2 5. 2. Remov e the air cap and fluid nozzle, page 26. 3. Remove the electrode, page 27. 4. Loosen the trigger scre ws (8) and trigger (30). See F IG . 13.. 5. Remove the packing rod (26), using the multi-tool (37).
Repair 309292L 29 P ac king Rod Repair Y ou may replac e the packing rod as individua l par ts or as an assemb ly . The assemb ly is pre-adjusted at the f actor y . Bef ore installing the fluid pack ing rod into the gun barrel, mak e sure the internal surfaces of t he barrel are clean.
Repair 30 309292L Barrel Remo va l 1. Prepare the gun for service, page 2 5. 2. Carefu lly loosen the nut (32 or 50d) from the brack et fluid fitti ng (13). Pull the tube (14 or 50a ) out of the fitting. Mak e sure both f err ules and the n ut sta y with the tube.
Repair 309292L 31 P ower Suppl y Remo val and Replacement • Inspect the gun ha ndle power supp ly cavity f or dir t or moisture. Clean wit h a clean, d r y rag. • Do not e xpose gasket (10) to solv ents. 1. Prepare gun f or ser vice, page 25. 2. Remov e the barrel (16), page 30.
Repair 32 309292L T urbine Alternator Remov al and Replacement Replace turbine alte r nator bearings after 2000 hours of operat ion. Order P ar t No . 223688 Bearing Kit. 1. Prepare gun f or ser vice, page 25 . 2. Remov e the power supply/alter nator assembly , page 31.
Repair 309292L 33 F an Air Adjustment V alve Repair 1. Prepar e the gun for service, page 25. 2. Place a wrench on the flats of th e valv e assembly (20) and unscre w it from the handle (17) . Y ou may replac e the valv e as an assembly (go to step 9) or as individual parts (steps 3-9).
Repair 34 309292L Fluid Adjustment V alve Repair 1. Prepare the gun for service, page 2 5. 2. Remove the fluid adjust ment valv e (25). It can on ly be replaced as a complete assembly . See F IG . 20.. 3. Screw t he valv e (25) into the gun h andle. T orque to 15-25 in-lb (1 .
Repair 309292L 35 Atomizing Air Restrictor V alve Remo val and Replacement 1. Prepar e the gun for service, page 25. 2. Remove the atomizing air re str ictor valv e (23) . Inspect the o-ring (23c*). Rep lace if necessar y . See F IG . 22.. 3. Install a new atomizing air restr ictor valve (23), or disassemb le and replace par ts individually .
Parts 36 309292L Pa r t s P ar t No. 244400 60 kV Electrostat ic Gun, Series C (items 1-48, 55 ) P ar t No. 244575 60 kV Electrostat ic Gun, Series C (items 4-30, 35 -55) P ar t No.
Parts 309292L 37 ti1601a Ref. No. 26: P ack ing Rod 26a** 26b** 26c** 26d** 26e 26f 26g** 26h TI1488A ti1492a TI491A TI1490A TI1487A TI1481a 31** 32 14 1 5** 22a* 22b* 22c 22d 22e 22f 22g 20a 20b* 20c 20d 19a* 19b 19b 19c 50a 50b 50c 50d 50e 50f 49 49a 49b 50d 50c 50b 5 5** 1 14 **31 32 Ref.
Parts 38 309292L P ar t No. 244400 60 kV Electrostat ic Gun, Series C (items 1-48, 55 ) P ar t No. 244575 60 kV Electrostat ic Gun, Series C (items 4-30, 35 -55) P ar t No. 244401 85 kV Electrostat ic Gun, Series C (items 1-48, 55 ) Ref. No. P ar t No.
Parts 309292L 39 * Included in Air Seal Repair Kit 244781. ** Included in Fluid Seal Repair Kit 244 911. *** Rubber seal is no t remov able . **** Optional repla cement Electrode Needle 277060 is av ailable f or abrasive materials. ▲ Replacement Warning lab els, signs, tags, and cards are a vailab le at no cost.
Parts 40 309292L P ar t No. 244579 60 kV Electrostat ic Gun, Series C (items 1-48, 51 -59) P ar t No. 244576 60 kV Electrostat ic Gun, Series C (items 1-30, 35 -59) P ar t No.
Parts 309292L 41 ti1601a Ref. No. 26: P acking Rod ti1492a TI491A TI1490A 31** 32 14 1 5** 50a 50b 50c 50d 50e 50f 49 49a 49b 50d 50c 50b 5 5** 1 14 **31 32 Fluid T ube: Model 244579 Fluid T ube: Model 244576 Fluid T ube: Model 244580 TI1487A 20a 20b* 20c 20d Ref.
Parts 42 309292L P ar t No. 244579 60 kV Electrostat ic Gun, Series C (items 1-48, 51 -59) P ar t No. 244576 60 kV Electrostat ic Gun, Series C (items 1-30, 35 -59) P ar t No. 244580 85 kV Electrostat ic Gun, Series C (items 1-48, 51 -59) Ref. No. Pa r t No.
Parts 309292L 43 * Included in Air Seal Repair Kit 244781. ** Included in Fluid Seal Repair Kit 244 911. *** Rubber seal is no t remov able . **** Optional repla cement Electrode Needle 277060 is av ailable f or abrasive materials. ▲ Replacement Warning lab els, signs, tags, and cards are a vailab le at no cost.
Accessories 44 309292L Accessories Air Line Accessories AirFlex ™ Flex ible Groun ded Air Hose 100 psi (7 bar , 0.7 MP a) Maximum W orking Pressure 0.315 in. (8 mm) ID; 1/4 npsm(f) x 1/4 npsm(f) lef t-hand thread 244963 6 ft (1.8 m) 244964 15 ft (4.
Accessories 309292L 45 Gun Accessories Gun Repair Kits 244781 Air Seal Repair Kit 244911 Fluid Seal Repair Kit Round P attern Kits Consists of flu id tip, diffuser and air ca p . 245217 4-6 in. (1 02-152 mm) diameter 245219 8-10 in. (203-254 mm) dia meter Push/Pull Fan Air V alve 244912 F or quic k change of f an size .
Technica l Data 46 309292L T echnical Data Loctite ® is a registere d trademar k of the Loctite Cor poration. Category Data Maximum W o rking Fluid Pressure 100 psi (0.7 MP a, 7 bar) Maximum W o rking Air Pressure 1 00 psi (0.7 MP a, 7 bar) Minimum Air Press ure at Gun Inlet 40 psi (0.
Technical Data 309292L 47.
All written and visual data contained in this document reflects the latest product information available at the time of publica tion. Graco reserves the right to make changes a t any time without notice. This manual contains English. MM 309292 Graco Headquarters: Minneapolis International Offices: Belgium, China, Japan, Korea GRACO INC.
An important point after buying a device Graco PRO XS3 309292L (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 PRO XS3 309292L 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 PRO XS3 309292L - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco PRO XS3 309292L you will learn all the available features of the product, as well as information on its operation. The information that you get Graco PRO XS3 309292L will certainly help you make a decision on the purchase.
If you already are a holder of Graco PRO XS3 309292L, 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 PRO XS3 309292L.
However, one of the most important roles played by the user manual is to help in solving problems with Graco PRO XS3 309292L. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco PRO XS3 309292L 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
