Manual Conventions

Contents

Manual Conventions

. 2

Clean Outside of Gun

20

List of Models/Mix Chamber Selection Guide . . .

. 3

Clean Air Cap

20

Round Pattern Guns

. 3

Clean Muffler

20

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 3

Clean Fluid Manifold

20

Flat Pattern Guns

. 4

Clean Mix Chamber Nozzle

21

Flat Pattern Guns, continued

. 5

Clean Passages

21

Clean Impingement Ports

21

Flat Pattern Stud Wall Gun

. 5

Troubleshooting

23

Spatter Pattern Gun

. 6

Theory of Operation

25

Wide Round Pattern Gun

. 6

Four-Hose Gun

. 6

Cutaway View

26

Non 1:1 Ratio Guns

. 6

Repair

27

Overall View

. 9

Tools Required

27

Isocyanate Hazard

10

Lubrication

27

Keep A and B Components Separate

10

Remove Front End

27

Grounding

10

Attach Front End

28

Piston Safety Lock

10

Mix Chamber and Side Seal Cartridges

29

Turning Air Cap

11

Check Valves

31

Loss of Air Pressure

11

Piston

32

Setup

12

Piston Safety Lock

33

Shutdown

14

Air Valve

33

Pressure Relief Procedure

15

Parts

34

Optional Configurations

16

Mix Chamber Kits

37

Optional Fluid Manifold Position

16

Flat Tip Kits

38

Optional Hose Position

17

Gun Repair Kits

38

Flat Spray Tips

18

Check Valve Filter Screen Kits

38

Maintenance

19

Drill Bit Kits

39

Supplied Tool Kit

19

Air Purge Handle Cleanout Drill Kit

40

Keep Gun Clean

19

Accessories

41

As Needed

19

Technical Data

45

Daily

19

Graco Standard Warranty

46

Weekly to Monthly

19

Graco Information

46

Flush Gun

20

 

 

Manual Conventions

Warning

WARNING

A warning alerts you to possible serious injury or death if you do not follow instructions.

Symbols, such as fluid injection (shown), alert you to a specific hazard and direct you to read the indicated hazard warnings on pages 7-8.

Caution

CAUTION

A caution alerts you to possible equipment damage or destruction if you do not follow instructions.

Note

A note indicates additional helpful information.

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309550Y

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Graco 309550Y important safety instructions Contents, Manual Conventions