Ingersoll-Rand manual Parts List / 650719-C Fluid Section, Fluid Section Disassembly

PARTS LIST / 650719-C FLUID SECTION

n 637138-63 fluid section service kits include: Balls (item 22), diaphragms (item 7) plus items 2, 3, 19 and 93706-1 Key-Lube grease (page 6).

PARTS LIST

Item	Description (size)	Qty	Part No.	[Mtl]	Item	Description (size)		Qty		Part No.	[Mtl]
o 1	Rod	(1)	98720-1	[C]	n 19	“O” Ring (1/8” x 2-3/4” o.d.)		(4)		Y327-230	[V]
n 2	“O” Ring (3/32” x 1” o.d.)	(1)	Y330-117	[B]	21	Seat		(4)		92942	[K]
n 3	“O” Ring (1/16” x 3/4” o.d.)	(4)	Y327-16	[V]	n 22	Ball (1-3/4” diameter)		(4)		92757-6	[D]
5	Plate - air side	(2)	92752	[C]	26	Bolt (3/8” - 16 x 1-1/4”)		(8)		Y6-66-C	[C]
o 6	Plate - fluid side	(2)	92752	[C]	27	Bolt (5/16" - 18 x 2-1/4”)		(4)		Y6-510-C	[C]
n 7	Diaphragm	(2)	92755-3	[V]	29	Nut (5/16" - 18)		(20)		Y12-5-C	[C]
9	Washer (0.630” i.d.)	(2)	93065	[SS]	32	Leg		(2)		92759	[C]
14	Screw (5/8” - 18 x 1-1/2”)	(2)	Y5-107-T	[SS]	43	Ground Lug (see page 7)		(1)		93004	[Co]
15	Fluid Cap	(2)	92750	[A]	59	Bolt (5/16" - 18 x 2”)		(16)		93608	[C]
16	Manifold (top with valve port)	(1)	93129	[A]	81	Relief Valve		(1)		96333	[Br]
	Manifold (bottom)	(1)	92855	[A]
Service Note: Part number 98931-T installation tool is available separately for use with items (1) and (2).
								MATERIAL CODE
o“Smart Parts”, keep these items on hand in addition to the service kit for fast repair and reduction of down time.							[A]	=	Aluminum
							[B]	=	Nitrile
							[Br] =		Brass
pService Kit Note: Extra “O” rings are included in kits to service models built prior to December 1989.							[C]	=	Carbon Steel
							[Co] =		Copper
							[D]	=	Acetal
							[K]	=	Kynar PVDF
							[SS] =		Stainless Steel
							[V]	=	Viton

FLUID SECTION DISASSEMBLY

1.Remove top manifold(s).

2.Remove (22) balls, (19) “O” rings and (21) seats.

3.Remove (15) fluid caps.

4.Remove (14) screw, (9) washer, (3) “O” ring, (6) plate, (7) diaphragm and (5) plate.

5.Remove (3) “O” rings.

NOTE: Do not scratch or mar the surface of (1) diaphragm rod.

FLUID SECTION REASSEMBLY

yReassemble in reverse order.

yClean and inspect all parts. Replace worn or damaged parts with new parts as required.

yLubricate (1) diaphragm rod and (2) “O” ring with Key- Lube “O” ring lube or equivalent.

yUse ARO pn 98931-T bullet (installation tool) to aid in in- stallation of (2) “O” ring on (1) diaphragm rod.

yBe certain (7) diaphragms align properly with (15) fluid caps before making final torque adjustments on bolt and nuts to avoid twisting the diaphragm.

yRe-check torque settings after pump has been re-started and run a while.

Page 4 of 8 650719-C (en)