Ingersoll-Rand 8509-A, 8515-A Head Section, Reversible Housing and Valve Assembly Standard Models

HEAD SECTION	M30
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DISASSEMBLY

a.Remove roll pin (Y178-25), releasing trigger (45469).

b.Remove screw (Y222-156-C) releasing shroud (45468).

c.Grasp end of valve assembly (47880) and pull to remove valve assembly and bushing (45465).

d.Remove retaining ring (Y147-68), releasing screens (42911) and muffler (45474).

ASSEMBLY

NOTE: Whenever a part containing “O”rings has been removed from the tool, it is recommended the “O” rings be replaced. Grease all “O”rings before assembly.

a. Assemble “O”rings (Y325-13, Y325-12 and Y325-11) to

bushings (45465).

b.Assemble “O”ring (Y325-7) to valve assembly (47680).

c.Lubricate plunger (47879) and valve assembly (47860) with ARO 29665 spindle oil.

d.Assemble springs (48806-l) to valve assembly (47880).

e.Assemble plungers (47879) and valve assemblies (47880) to bushings (45465) and assemble bushings to housing, align- ing flats of bushings with flats of shroud.

f.Assemble shroud (45468) to housing, securing with screw (Y222-156-C).

g.Assemble trigger to shroud, securing with roll pin (Y178-25).

h.Assemble muffler (45474) and screens (42911) to housing, securing with retaining ring (Y147-68).

n HOUSING ASSEMBLY

45471 PORTING BLOCKSTANDARD MODELS - 49492 “-EU” MODELS - 49910

47990 VALVE ASSEMBLY (2)

47979 PLUNGER (2)

Y325-12 “O” RING (2) q Y225-13 “O” RING (2)

Y222-156-C SCREW

Y179-25 ROLL PIN

45469 TRIGGER

45465 BUSHING (2)

Y225-11 “O” RING (2)

49906-1 SPRING (2)

Y325-7 “O” RING (2)

45474 MUFFLER

q 42911 SCREEN (2)

Y147-68 RETAINING RING

REVERSIBLE HOUSING AND VALVE ASSEMBLY STANDARD MODELS - 45463

“-EU” MODELS - 49889

* NOT INCLUDED IN HOUSING AND VALVE ASSEMBLY

PARTS MARKED THUS ARE INCLUDED IN SERVICE KIT NO. 42114 AND/OR 42341, SEE PAGE 12.

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