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Graco Inc. 709HS manual

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Table of contents for the manual

  • Page 1

    INSTRUCTIONS-PARTS LIST G 308-336 Rev. A This manual contains important warnings and information. READ AND RETAIN FOR REFERENCE ORACO Series 700 Turbine Spray Gun 100 psi (7 bar) Maximum Inlet Air Pressure 50 psi (3.5 bar) Maximum Inlet Fluid Pressure Model 710P Model 710 lncludes 1 quart (1 liter) cup ma(5 Model 709HS Includes 112 quart (112 liter[...]

  • Page 2

    Read and understand all instruction manuals before operating equipment. For Professional Use Only. Observe All Warnings. EQUIPMENT MISUSE HaZARD General Safety Any misuse of the spray equipment or accessories, such as improper usage, over pressurizing, modifying parts, using incompatible chemicals and fluids, or using worn or damaged parts, can cau[...]

  • Page 3

    Tighten all fluid connections securely before each use. Handle and route hoses carefully. Do not pull on Never use a damaged hose. Before each use, check the entire hose for cuts, leaks, abrasion, bulging cover. or damaae or movement of the hose CouDlinw. hoses to move equipment. Do not use fluids or sol- vents which are not compatible with the inn[...]

  • Page 4

    Introduction The Series 700 Turbine Spray Gun can spray most and directs the paint from the gun to the surface, coatings or finishes currently being used for automo- tive refinish, industrial, aerospace, marine, wood, minimizing overspray and increasing transfer em- plastic and architectural applications. ciency. This enables painters to comply wit[...]

  • Page 5

    Fluid Set Selection Charts Contractor User Chart I Complete Fluid Set Includes: NeedlelNozzle Set (C) Fluld Needlel Fluld Fluld (4 Complete PIN & Size Fluid Set (6) Alr Cap P/N & Slze I M71328 M70456 M70446 1.0 mm M71329 M70637 M70634 M70439 1.0 mm M70630 1.2 mm M70442 1.4 rnm Light Finefinishworkwithstains,laquers 14-18 sec. Medium Normal [...]

  • Page 6

    Setup Connect the Fluid and Air Supply 1. Connect the gun air supply hose (A) between the turbine air outlet (D) and the gun air inlet. See Fig. 2. 2. If using a spray gun cup (B), connect the cup to the gun fluid inlet. 3. Musing an accessory remote pressure pot (C), connect the fluid supply hose (G) between the gun fluid inlet and the remote pres[...]

  • Page 7

    Setup Prepare the Fluid 1. Always strain the fluid before spraying; this includes color, reducer and hardeners if used. 2. When using a turbine spray system, you need to use a slower drying reducer or thinner to compen- sate for the faster drying time caused by the warm air of the turbine. Do not over reduce. Paint Reduction - Automotive Type Finis[...]

  • Page 8

    Setup Prepare the Surface to be Sprayed To achieve proper adhesion, make sure the Surface to be sprayed is completely clean. Operating the Turbine WARNING Sparking can be expected in the normal operation of the turbine motor. Sparks could ignite fumes from flammable liquid, dust particles and other flammable substances in the spray area, and cause [...]

  • Page 9

    Setup Adjust the Spray Paitern WARMING Fluid lnlet Pressure and 100 psi (7 bar) Maximum Do not exceed the gun's 50 psi (3.5 bar) Maximum Air inlet Pressure. Higher pressures can cause parts to rupture and result in serious injury or properly damage. L To establish the correct fluid flow: 1. Turn the fluid adjustment knob (20) counterclock- wis[...]

  • Page 10

    Setup Adjust the Spray Pattern (continued) To establish the corfect air flow: 4. Test the spray pattem and atomization while hold- ing the gun about 6 to 8 inches (150 to 200 mm) from the test piece. 5. The Air Control Valve (M) on the end of the tur- bine hose controls both the atomizing air and the pressure in the spray gun cup (if used). See Fig[...]

  • Page 11

    Shutdown WARNING The spray gun cups and accessory remote pres- sure pots remain pressurized until pressure is manually relieved. To reduce the risk of serious injury from pressurized fluid or accidental spray from the gun, always relieve pressure in the cup or pressure pot before checking or servicing any part of the spray sysfem; before installing[...]

  • Page 12

    Spraying Techniques General Spraying Techniques 1. Select the proper fluid set for the fluid you are spraying. See pages 4 and 5. 2. When fluid is first being applied, start with the fluid nozzle and air cap adjusted to the "normal spray pattern" position. See Fig. 13. Then adjust as needed. Normal spray Pattern Wider Pettern Spray Air Ca[...]

  • Page 13

    Spraying Techniques Prolonged Overhead or Downward Spraying with a Cup For prolonged overhead spraying, loosen the fluid tube nut (N) and turn the entire cup assembly one- half turn. See Fig. 15. This will position the fluid tube (36) in the back side of the cup so the entire contents I will be sprayed. 36 Fig. 15 Forpro/onged downwafd spraying, ma[...]

  • Page 14

    Maintenance WARNING The spray gun cups and accessory remote pres- sure pots remain pressurized until pressure is manually relieved. To reduce the risk of serious injury from pressurized fluid or accidental spray from the gun, always relieve pressure in the cup or pressure pot before checking or servicing any part of the spray system; before install[...]

  • Page 15

    Maintenance Clean the Spray Gun 4. Soak the air cap, detent plate and fluid nozzle in solvent. Clean the air car, and fluid nozzle daily, .~ 1. Clean the gun and cup by hand with a compatible minimum, with solvent and the brush (R), pro-. solvent or place them in a gun washer with the vided. See Fig. 21. Some applications require trigger held open;[...]

  • Page 16

    Service Lubricating the Spray Gun After cleaning or servicing the gun, lubricate the parts indicated in Fig. 23 with silicone-free spray gun lubri- cant or similar material. See page 26 to order lubri- cant. 0 All threaded areas (A) 0 Trigger screws (8) 0 Trigger axle (C) 0 Fluid needle assembly (D) - where indicated 2. Loosen the locking nut (14d)[...]

  • Page 17

    Service Adjusting the Needle Packings The needle packings require adjustment once a month under normal use to ensure fluid does not leak back through the needle packings. The needle pack- ings must also be adjusted whenever the needle is removed or adjusted. To adjust the needle packings: 1. First flush the gun as instructed on page 14. 2. Remove t[...]

  • Page 18

    Troubleshooting. Spray Gun Problems PROBLEM No or slow fluid flow, inter- mittent spray, or fluttering spray Fluid leaks at fluid nozzle after the trigger is released Poor spray pattern CAUSE Proper size fluid set is not being used. Air cap is adjusted too far forward. Gun fluid nozzle is not tight enough, is aged. blocked by dried paint, or is dam[...]

  • Page 19

    Troubleshooting Spray Finish Problems 'ROBLEM - )range peel finish - Paint iurface not smooth 3lushing - Clear coatings appear milky Fish eyes - Small pools on painted surface that will not fill Runsandsags Solvent pops or bubbles ~ ~~ CAUSE Paint droplets too large. Paint droplets drying too fast to prop- erly flow out of gun. Cold weather sp[...]

  • Page 20

    Parts for Model 710 NOTE: The air cap (27). fluid noale (181, and fluid needle assembly (14) are available as complete fluid sets. See page 5 for pari numbers. NOTE Wrap hose (34) around fluid tube (36). 37 38 20 308-336[...]

  • Page 21

    Ref No. 1 2* 3* 4* 5* 6 7 8* 9* 10 11* 14 14a 14b 14c 14d 19 20 21 22 23 25* 26* Part No. M70373 M70410 M70388 M70389 M70392 M70384 M70401 M70381 M70380 M70391 M70386 - M70403 M70404 M70405 M70406 - M70467 M70466 M70465 M70407 M70378 M70377 Parts for Model 710 Description GUN BODY ACTUATOR, needle AXLE, trigger PIN, actuator GUIDE, trigger axle HOL[...]

  • Page 22

    Parts for Models 709HS 81 71OHS NOTE: Model 709HS includes 1/2 quart (1/2 liter) cup Model 710HS includes 3/4 quart (3/4 liter) cup NOTE The air cap (27), fluid noale (IS), and fluid needle assembly (14) are available as complete fluid sets. See page 5 for part numbers. 10 11* 02886 22 308-336[...]

  • Page 23

    Ref No. 1 2* 3* 4* 5* 6 8* 9* 10 ll* 14 14a 14b 14c 14d 19 20 21 22 23 25* 26* 27 29 Parts for Models Part No. M71114 M70410 M70388 M70389 M70392 M70384 M70381 M70380 M70391 M70386 - M70403 M70404 M70405 M70406 - M70467 M70466 M70465 M70407 M70378 M70377 - M70375 Description GUN BODY ACTUATOR, needle AXLE, trigger PIN, actuator GUIDE, trigger axle [...]

  • Page 24

    Parts for Model 7IQP Ref No. 1 2' 3* 4* 5* 7 6 8* 9* 10 11* 14 14a 14b 14c 14d 19 19 Part No. M70373 M70410 M70388 M70389 M70392 M70401 M70384 M70381 M70380 M70391 M70386 - M70403 M70404 M70405 M70406 - 7 ' YU NOTE The air cap (27), fluid nozzle (W), and fluid needle assembly (14) are available as complete fluid sets. See page 5 for part [...]

  • Page 25

    Accessories 2 112 Gallon Pressure Pot M70604 50 psi (3.5 bar) Maximum Inlet Air Pressure 2 112 gallon (9.5 liter) capacity, aluminum tank. 205 204 203 202 206f 206b 206c 201 - 206a 206d Ret. No. Part No. Descrlptlon 201 M70670 PRESSURE GAUGE 202 M70674 HEX NIPPLE, 1/4 in. 203 M70671 PRESSURE REGULATOR 204 M70805 ELBOW, 90" 205 M70675 QUICK DIS[...]

  • Page 26

    Accessories NOTE For information on making selections according to the type of fluid being sprayed, see pages 4 and 5. Needle, Nozzle, and Complete Fluid Set Chart Listed by size. - Fluid Noale P/N M70446 M70447 M70448 M70634 M70449 M70635 M70636 M70450 M70451 Fluld Needle1 Complete Nozzle Set* Fluid Set ** M71326 M70497 Air Cap Chart Listed by siz[...]

  • Page 27

    Accessories Fluid Strainer M70464 Turbine Hose to strain the fluid and help eliminate surface Install on the end of the cup or pressure pot fluid tube For connection between the turbine and spray gun. 100 psi (7 bar) Maximum Working Pressure blemishes and plugged tips. 100 mesh screen. Coupled, 3/4 in. (19 mm), spring on turbine end. Air Hose M7066[...]

  • Page 28

    The Graco Warranty and Disclaimers WARRANTY Graco warrants all equipment manufactured by it and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use. As purchaser's sole remedy for breach of this war- This warranty applies only when the equ[...]