Graco Inc. 307-434 user manual

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WARNING Before cleaning the gun nozzle or attempting to service Be sure your installation complies with all applicable the gun or other components, always turn off the high local codes. voltage first, then shut down paint pump and trigger gun to relieve fluid pressure. ALWAYS use the lowest pressure possible when flushing and use a grounded metal waste container. Grounding All components of the system, except the gun and paint When flushing, avoid conductive solvents, if possible. hoses, must be

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NOTE: When increasing to a wide, flat pattern, Connect high voltage cable to the high voltage adapter increase supply of fluid to gun to maintain (44. same coverage over larger area. When all adjustments are made, -trigger air, atomizing Direction of spray pattern (horizontal or vertical) is air, fluid pressure, and fan pattern,-you can turn on changed by loosening lock ring and turning air cap to the high voltage and begin operation. the desired position. TIGHTEN LOCK RING HAND TIGHT. DO NOT OV

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Replacing Needle Guide Needle guide (47) is pressed into rear of fluid housing should be taken when starting threads. Applied (5). Remove fluid housing and press out needle guide. When replacing be sure internal chamfered end faces vide you with years of durability and efficiency rear of fluid housing. Replacing Fluid Needle Extension Remove needle (see Replacing Fluid Needle). When These working parts require periodic replacement: replacing extension (46); locknut (29) and needle ad- justing nu

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ELECTROSTATIC AUTOMATIC AIR SPRAY GUN Model 216-119 47 CHAMFERED END TOWARD NEEDLE Ref No. 39 Air Adjusting Screw Assy includes items / 26-26 and 36. HAND TIGHT (27-34 N-m) Torque to 15-19 ft-lb C20-25 N-m) I L46 *Included in Repair Kit 215697. (See back page). REF PART DESCRIPTION PART DESCRIPTION NO. NO. 103649 PACKING, o-ring; viton 170-244 . SCREW, needle adjusting +103-823 PACKING, o-ring; nitrile rubber 170-249 . CYLINDER, air piston 722-615 ELBOW, l/4 npt(m) x 724391 . SPRING, compression

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AIR CAP CONSUMPTION AND FLUID TIP FLOW RATE CHART 5 Approximate Pattern Length Air Consumption 177-666 177-d 177461 177463 Fluid Tip Part No . / Air Cap 254 mm (10 in) ma/min @ 2.06 bar 177532 355-710 591-1182 la351479 FLOW Rate Part Number from gun (CFM e, 30 PSI) Description 6-18 12-24 20-40 3550 ml/min 1 mm 1.2 mm 1.5 mm 1.8 mm oz/min fO.040 in) (0.047 in) (0.060 in) (0.070 in) ,Fluid Tip Size 177-033” 381-432 mm 0.266 Round end pattern, excellent atomization x x x (15-17 in) (9.5, for automa

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ACETONE .05 MEG. 0.6 15 TEXTILC 1.06 < o* SPIRITS BENZENE 1.2

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, * ,. . . DIMENSIONAL DRAWING 0.5” (13 mm) DIA MOUNTING ROD HOLE MAX WIDTH 1.31” (33.3 mm1 FLUID INLET TECHNICAL DATA ACCESSORIES (Must be purchased separately) STRAINER (AIR OR PAINT) 202-271 Uses the following filter screen: Maximum operating voltage: 100,000 volts 157-332 (40 mesh) Maximum air & fluid working pressure: 100 psi (7 bar) 156-967 (60 mesh) cr -’ 30 psi (2 bar) Minimum air cylinder operating pressure: 156-939 (100 mesh) Fluid inlet: 3/8 npsm(m) 6 cd cdl l/4 npt(m) Atomizing air i