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Graco 237-421 manual

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Table of contents for the manual

  • Page 1

    INSTRUCTIONS–P ARTS LIST 308–460 Rev . A 30:1 PRESIDENT ST AINLESS STEEL, CART MOUNTED AA200hs Air-Assisted Airless Spray Package See the Data Sheet, 305–664, for application information 3000 psi (210 bar) Maximum System Working Pressure 100 psi (6.9 bar) Maximum Air Inlet Pressure Model 237–421, Series A Complete package includes pump, AA2[...]

  • Page 2

      T able of Contents Symbols 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . W arnings 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Setup 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ground the system 6 . . . . . . . . . . .[...]

  • Page 3

      W ARNING W ARNING SKIN INJECTION HAZARD Spray from the gun, hose leaks or ruptured components can inject fluid into your body and cause extremely serious injury , including the need for amputation. Splashing fluid in the eyes or on the skin can also cause can also cause serious injury . D If a skin injection occurs, get em[...]

  • Page 4

      FIRE AND EXPLOSION HAZARD Improper grounding, poor air ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury . D Ground the equipment and the object being sprayed. See Ground the system on 6. D If there is any static sparking while using the equipment, stop [...]

  • Page 5

    5 308-460 Setup CAUTION This equipment is compatible with most water based materials. See the wetted parts in the T ech- nical Data section and your fluid and solvent manufacturer ’ s compatibility information. I. Prepare the operator . All persons who operate the system should be trained in the safe, efficient operation of all system compo - nen[...]

  • Page 6

      Setup III. Unpack the system. 1. In addition to the assembled components, the air and fluid hoses, gun and instruction manuals are packaged separately in the main shipping con - tainer . These are the manuals you should receive: 308–106 30:1 ratio President pump 308–176 Air-assisted airless spray gun 307–273 Fluid fi[...]

  • Page 7

    7 308-460 System Component Information I. How to use the air–assisted airless spray gun. With an air-assisted airless spray gun, the spray tip shapes the fluid into a fan pattern. Air from the air cap further atomizes the fluid and completes the atomiza - tion of the paint tails into the pattern to produce a more uniform pattern. The spray gun ha[...]

  • Page 8

      Operation I. Pressure relief procedure The system remains pressurized until pressure is manually relieved. T o reduce the risk of serious injury , including skin injection from pressurized fluid or accidental spray from the gun, or injury due to splashing fluid in the eyes or on the skin, follow this procedure whenever you[...]

  • Page 9

    9 308-460 Operation IV. Set the fluid and air pressure. 1. Install the spray tip and air cap on the gun. 2. Adjust the pump air pressure regulator until the pressure shown on the fluid filter gauge is about 900 psi (63 bar) . This should require approximately 30 psi (2.1 bar) air pressure to the pump. 3. T est spray a pass or stationary horizontal [...]

  • Page 10

    10 308-460 Flushing I. When to flush. D Before the first time use D When changing colors D Before fluid can dry or settle out in a dormant sys - tem (observe the recommended fluid pot life on cat - alyzed fluids) D Before storing the system II. How to flush. See Fig. 6. 1. Relieve pressure. See page 8. 2. Remove the air cap and spray tip before flu[...]

  • Page 11

    11 308-460 Notes[...]

  • Page 12

    12 308-460 Parts Model 237–421, Series A Includes items 1 to 34 Ref No. Part No. Description Qty Ref No. Part No. Description Qty 1 223–843 PRESIDENT PUMP See 308–106 for parts 1 2 224–044 CAR T , portable See 308–136 for pa rts 1 3 223–283 AIR ASSISTED AIRLESS SPRA Y GUN See 308–176 for parts 1 4 182–41 1 SPRA Y TIP , 0.01 1 orific[...]

  • Page 13

    13 308-460 Parts 04095 1 2 3,4 6 7 5 34 8 9 9 8 10 15 14 16 18 19 17 20 22 26 27 27 33 29 12 13 30 33 23 25 28 11 10 21 Model 237–421, Series A Includes items 1 to 34[...]

  • Page 14

    14 308-460 Notes[...]

  • Page 15

      Notes[...]

  • Page 16

    16 308-460 T echnical Data Maximum Fluid W orking Pressure 3000 psi (210 bar) . . . . . . . . . . . . . . . . . . . . . . . . . Maximum Air Operating Pressure 100 psi (6.9 bar) . . . . . . . . . . . . . . . . . . . . . . . . . . Pump Air Consumption free flow: 20 scfm at 100 psi (0.56 m 3 /min at 6.9 bar) . . . Gun Air Consumption 5 scfm at 30 psi [...]