Graco 311322L Operation, Parts, Service And Repair Download | Manualshive

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Repair

311322L

25

F

IG

. 15. Trigger/Air Valve Assembly

Optional Air Hose and Nipple

1/8 in. Pipe
Plug

1/16 in.

Pipe Plug

Trigger Mounting Screw

Trigger Lever

Valve Spring

Lock Nut

Valve Retainer Nut

Spring
Seat

Valve Liner

O-Rings

Valve Spool

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Summary of Contents for 311322L

Page 1: ...ional use only Not for use in explosive atmospheres See page 3 for model information 3000 psi 20 7 MPa 207 bar Maximum Working Fluid Pressure 125 psi 0 86 MPa 8 6 bar Maximum Working Air Pressure Impo...

Page 2: ...on 11 Isocyanate Hazard 11 Keep A and B Components Separate 11 Grounding 11 Safety Stop 12 Manual Valves 12 Air Hose Configurations 13 Initial Set Up 14 Daily Start Up 14 Daily Shutdown 14 Pressure Re...

Page 3: ...Description Mix Module 295557 Round Pattern Gun 00 round 295558 Round Pattern Gun Recirculating 00 round 295559 Round Pattern Gun 01 round 295560 Round Pattern Gun 02 round 295561 Round Pattern Gun 03...

Page 4: ...ory authority Protective eyewear and hearing protection TOXIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin inhaled or swallowed Read...

Page 5: ...oblem Keep a fire extinguisher in the work area EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury Do not operate the unit when fatigued or under the influence of drugs or alcohol Do not...

Page 6: ...a properly fitting respirator which may include a supplied air respirator Ventilate the work area according to instructions in the fluid manufacturer s SDS Avoid all skin contact with isocyanates Eve...

Page 7: ...respiratory protection Always wear a properly fitting respirator which may include a sup plied air respirator Ventilate the work area according to instructions in the fluid manufacturer s SDS Avoid al...

Page 8: ...types used in your equipment requires special attention to avoid equipment damage and downtime When changing materials flush the equipment multiple times to ensure it is thoroughly clean Always clean...

Page 9: ...Overall View 311322L 9 Overall View Major Components FIG 1 Major Components shown with round spray tip A Screen Screw A Manual Valve Spray Tip R Screen Screw Trigger Safety Stop R Manual Valve...

Page 10: ...rall View 10 311322L FIG 2 Front End Components shown with flat spray tip assembly 2 Side Block Screws A Side Block Gun Block Screws Air Seal Air Cap Flat Tip R Side Block Gun Block Mixing Chamber O R...

Page 11: ...ufacturer s warnings and material MSDS to know specific hazards and precautions related to isocyanates Prevent inhalation of isocyanate mists vapors and atomized particulates by provid ing sufficient...

Page 12: ...manual valves counterclock wise approximately three full turns 2 Close manual valves by turning fully clock wise Always engage safety stop close both man ual valves and disconnect air before clean ing...

Page 13: ...e air hose from nipple at base of gun handle 2 Remove nipple from gun handle 3 Remove pipe plug from back of gun 4 Install pipe plug in base of gun handle 5 Install nipple in back of gun 6 Connect air...

Page 14: ...surface 11 Proceed with Daily Start up procedure or Shutdown procedure as required Daily Start Up 1 Connect air supply to gun page 13 2 Trigger gun multiple times to ensure proper mixing chamber move...

Page 15: ...er gun 2 or 3 times to discharge any excess lubricant 5 Disconnect gun air supply page 13 Relieve pressure before cleaning or repairing gun If fluid in hose and proportioner is still under pressure fo...

Page 16: ...side 3 Alternately loosen side block mounting screws Carefully separate side blocks from gun Wipe mating surfaces with a rag soaked in gun cleaner 4 Remove check valve retainer side seal assembly from...

Page 17: ...check valve assembly for damage by measuring gap between mating surface of side block and bottom edge of side seal assembly insert If gap measures 0 018 in 46 mm or less the check valve assembly has...

Page 18: ...ment of mixing chamber 6 Use a 3 16 in wrench or needle nose pliers to hold end of piston shaft while unscrew ing mixing chamber by hand Clean mixing chamber with gun cleaner and drill bits Inspect fo...

Page 19: ...Repair 311322L 19 FIG 10 Mixing Chamber and Gun Block 2 Side Block Screws O Ring Mixing Chamber Gun Block R Side Block A Side Block Gun Block Screws Air Seal Flat Tip Air Cap...

Page 20: ...FIG 11 Use a 3 16 in wrench or nee dle nose pliers to hold end of piston shaft while unscrewing mixing chamber by hand 5 Disengage safety stop 6 Use a 9 64 in ball point hex key to remove socket head...

Page 21: ...roove in air cyl inder which is where retaining ring nests Maintain pressure on end cap ensure groove remains visible and install retaining ring using retaining ring pliers 16 Reinstall socket head sc...

Page 22: ...o remove retaining ring Ring retains end cap position in air cylinder 5 Pull safety stop until it and attached end cap come free from air cylinder Be sure to retain piston spring which is located insi...

Page 23: ...spring Insert end cap into air cylinder Press end cap until it moves past undercut groove in air cylinder which is where retaining ring nests Main tain pressure on end cap ensure groove remains visibl...

Page 24: ...eat until valve liner and seat are pushed out of valve cavity 10 Inspect the four o rings on valve liner and replace if necessary Apply Lubriplate grease liberally to o rings before installing 11 Ensu...

Page 25: ...IG 15 Trigger Air Valve Assembly Optional Air Hose and Nipple 1 8 in Pipe Plug 1 16 in Pipe Plug Trigger Mounting Screw Trigger Lever Valve Spring Lock Nut Valve Retainer Nut Spring Seat Valve Liner O...

Page 26: ...ing any threaded components In addition reinstall all set screws flush to outside surface of gun handle FIG 16 Air Cylinder Air Passages 1 858 dia 1 750 dia 375 dia 3125 dia 250 dia 687 dia 3125 dia 8...

Page 27: ...1 8 in drill 10 32 UNC 2B TAP 1 8 in drill 5 32 in drill 5 32 in drill 1 8 in drill 10 32 UNC 2B TAP 1 8 in drill 10 32 UNC 2B TAP 5 32 in drill 5 32 in drill 1 2 in dia 5 8 18 UNC 2B TAP 1 8 in drill...

Page 28: ...1322L Parts GAP Pro Spray Gun Assembly FIG 18 GAP Pro Final Assembly 2 5 4 3 42 10 2 2 9 31 12 6 21 20 27 16 19 17 13 15 14 26 23 7 23 26 14 15 13 35 32 34 33 29 28 8 11 1 19 16 22 9 31 1 18 27 29 28...

Page 29: ...sh pack of 10 17 296940 SCREW screen A side 1 18 296941 SCREW screen R side 1 19 296942 SEAL screw screen pack of 2 20 295693 PLUG seal flush 1 16 npt 2 21 296965 BLOCK A side 1 22 296966 BLOCK R side...

Page 30: ...Parts 30 311322L GAP Pro Spray Gun Handle Assembly FIG 19 GAP Pro Handle Assembly 70 62 77 75 66 76 51 78 79 82 57 85 81 53 56 83 65 59 84 86 54 74 64 57 72 58 71 73 69 61 60 63 57 52 57 67 55 80 68...

Page 31: ...4 SCREW set socket hd 2 63 102279 SCREW set socket hd 2 64 296971 SPRING 1 65 296535 CLAMP cylinder 1 66 108103 O RING 1 67 168518 O RING 1 68 295695 SCREW cap button hd 1 69 295671 SCREW trigger 1 70...

Page 32: ...Includes Mixing Chamber Cleanout Drills Pour fitting 297078 1 Polyflow tubing 3 8 in diameter x 1 ft length 296165 1 FIG 20 Pour Package Components 28 29 27 flat air cap required flat mix chamber req...

Page 33: ...mum Air Inlet Pressure 125 psi 0 9 MPa 9 bar Maximum Output flow rate 40 lb min 18 kg min Air Inlet Size 1 8 npt A Component ISO Inlet Size 5 JIC 1 2 20 UNF R Component Resin Inlet Size 6 JIC 9 16 18...

Page 34: ...f the equipment does not disclose any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY...

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