Graco 238338 Operation Manual Download Page 1

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Operation

Single Acting and Double Acting Bead Spray Guns for
RoadLazer

™

RoadPak

™

Line Striping System

308612K

- For the application of road marking reflective materials -

- For professional use only -

Model: 238338 - Single Acting Bead Spray Gun
Model: 24G979 - Double Acting Bead Spray Gun

200 psi (1.38 MPa, 13.8 bar) Maximum Working Pressure

Important Safety Instructions

Read all warnings and instructions in this

manual. Save these instructions.

Single Acting Bead Spray Gun

Double Acting Bead Spray Gun

II 2 G

Summary of Contents for 238338

Page 1: ...lective materials For professional use only Model 238338 Single Acting Bead Spray Gun Model 24G979 Double Acting Bead Spray Gun 200 psi 1 38 MPa 13 8 bar Maximum Working Pressure Important Safety Inst...

Page 2: ...e work area while equipment is energized or under pressure Turn off all equipment and follow the Pressure Relief Procedure when equipment is not in use Check equipment daily Repair or replace worn or...

Page 3: ...tem To reduce the risk of static sparking ground the pump bead spray gun paint spray gun and all other system equipment 1 Pump Use a ground wire and clamp 2 Air compressors and hydraulic power suppli...

Page 4: ...the system for actual delivery and adjust air pressure or nozzle size as needed Application Data See RoadLazer System manual 3A1214 Nozzle Size Selection Use the Nozzle Size Selection and Bead Deliver...

Page 5: ...7 26 7 11 2 8 3 3 76 10 4 4 72 12 4 5 62 14 5 6 58 16 6 7 53 18 7 8 48 8 12 8 9 5 4 31 11 9 5 40 14 2 6 44 16 6 7 53 19 0 8 62 21 3 9 66 9 14 4 10 7 4 85 13 3 6 03 16 0 7 26 18 7 8 48 21 3 9 66 24 0 1...

Page 6: ...up on these parts Any buildup could damage the valve packings 16 17 18 Service Needle Seat and Packings To clean or replace the needle seat or packings pro ceed as follows 1 Follow Pressure Relief Pro...

Page 7: ...valve seat and insert into valve housing 10 Install retaining nut Air Piston Spring and Seals 1 Perform Pressure Relief Procedure page 4 2 Remove valve housing step 2 page 6 3 Pull out piston and spri...

Page 8: ...e to bead tank or adjust bead pressure regulator Spray gun will not stop spraying Gun needle binding Clean repair Obstructed or worn needle seat Clean or replace Spray gun will not spray Bead line clo...

Page 9: ...4740 GUIDE spring 1 10 164741 PISTON air 1 11 156593 O RING nitrile rubber 1 12 155685 PACKING o ring 1 13 191195 TUBE protection 1 14 102300 NUT jam 7 8 inc hex 1 15 158486 PACKING o ring 1 16 NUT pa...

Page 10: ...6593 O RING nitrile rubber 1 12 155685 PACKING o ring 1 13 191195 TUBE protection 1 14 102300 NUT jam 7 8 inc hex 1 15 158486 PACKING o ring 1 16 NUT packing 1 17 SEAL needle 1 18 191192 NEEDLE gun 1...

Page 11: ...ingle Acting Bead Spray Gun 238338 Double Acting Bead Spray Gun 24G979 Maximum working pressure 200 psi 12 bar Operating pressure of air actuated trigger Single Acting Bead Gun Minimum Maximum 50 psi...

Page 12: ...ion prepaid If inspection of 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 tr...