Air motor parts list, Air motor parts, Pilot valve disassembly – Ingersoll-Rand PD30X-X User Manual

Page 6: Pilot valve reassembly, Major valve disassembly, Major valve reassembly

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V ``Smart Parts" Keep these items on hand in addition to the Service Kits for fast repair and reduction of down time.

PD30X-X

PAGE 6 OF 8

PARTS LIST / PD30X–X AIR SECTION

n Indicates parts included in 637302 Air Section Service Kit shown below and items (70), (144), (175) and (180) shown on page 4.

AIR MOTOR PARTS

ITEM DESCRIPTION(Size in Inches)

QTY PART NO.

[MTL]

ITEM DESCRIPTION(Size In Inches)

QTY PART NO.

[MTL]

101 Center Body

(PD30A- )

(1) 94028

[A]

Center Body

(PD30S- )

(1) 94109

[SS]

103 Bushing

(1) 94092

[D]

107 Inlet Plug

(1) 94034

[C]

109 Piston

(1) 92011

[D]

n 110 ``U" Cup

(1-3/8" o.d.) (Also Item #144)

(1) Y186-51

[B]

111 Spool

(PD30A- )

(1) 92005

[A]

Spool

(PD30S- )

(1) 93047

[C]

112 Washer

(1.556" o.d.)

(5) 92877

[Z]

n 113 ``O" Ring

(small) (1/8" x 1-1/4" o.d.)

(5) Y325-214

[B]

n 114 ``O" Ring

(large) (3/32" x 1-9/16" o.d.)

(7) Y325-126

[B]

V 115 Spacer

(4) 92876

[Z]

116 Spacer

(1) 94027

[A]

118 Actuator Pin

(.250" x 2.276")

(2) 94083

[SS]

121 Sleeve

(2) 94084

[D]

n 132 Gasket

(Valve Body)

(1) 94099

[B]

133 Lockwasher

(1/4") (PD30A- )

(3) Y117-416-C

[C]

Lockwasher

(1/4") (PD30S- )

(3) Y14-416-T

[SS]

134 Screw

(M6 x 1.0 x 16 mm) (PD30A- )

(4) 96721030

[C]

Screw

(M6 x 1.0 x 16 mm) (PD30S- )

(4) 96720081

[SS]

135 Valve Block

(PD30A- )

(1) 94032

[A]

Valve Block

(PD30S- )

(1) 94318

[SS]

136 Piston Plug

(1) 94033

[D]

n 146 ``O" Ring z

(3/32" x 1-1/16" o.d.)

(1) Y325-118

[B]

n 147 ``O" Ring z

(1/8" x 1/2" o.d.) Also #174

(2) Y325-202

[B]

n 166 Track Gasket D

(1) 94026

[B]

n 167 Pilot Piston

(includes 168 and 169)

(1) 67164

[D]

168 ``O" Ring

(3/32" x 5/8" o.d.)

(2) 94433

[U]

169 ``U" Cup

(1/8" x 7/8" o.d.)

(1) Y240-9

[B]

170 Piston Sleeve

(1) 94081

[Br]

n 171 ``O" Ring

(3/32" x 1-1/8" o.d.)

(1) Y325-119

[B]

n 172 ``O" Ring

(1/16" x 1-1/8" o.d.)

(1) Y325-22

[B]

n 173 ``O" Ring

(1/16" x 1-3/8" o.d.)

(2) Y325-26

[B]

Ln

174 ``O" Ring

(1/8" x 1/2" o.d.)

(2) Y325-202

[B]

n 176 Diaphragm

(Check Valve)

(2) 94102

[U]

n 177 Retaining Ring

(1.804" dia.)

(1) Y147-16-C

[C]

181 Roll Pin z

(.156" o.d. x 3/4" long)

(4) Y178-56-S

[SS]

LĂn Lubriplate FML-2 Grease

(1) 94276

Lubriplate Grease Packets (10)

637308

z Used on Stainless Steel models (PD30S- ) only.
D Used on Aluminum models (PD30A- ) only.

AIR MOTOR SECTION SERVICE

Service is divided into two parts - 1.Pilot Valve, 2.Major Valve.

GENERALREASSEMBLY NOTES:

S

Air Motor Section Service is continued from Fluid Section repair.

S

Inspect and replace old parts with new parts as necessary. Look for

deep scratches on metallic surfaces, and nicks or cuts in ``O" rings.

S

Take precautions to prevent cutting ``O" rings upon installation.

S

Lubricate ``O" rings with Lubriplate FML-2 Grease.

S

Do not over-tighten fasteners, refer to torque specification block on view.

S

Re-torque fasteners following restart.

S

SERVICE TOOLS - To aid in the installation of (168) ``O'' rings onto

the (167) pilot piston, use Tool # 204130-T, available from Aro.

PILOT VALVE DISASSEMBLY

1. A light tap on (118) should expose the opposite (121) sleeve, (167)

pilot piston and other parts.

2. Remove (170) sleeve, inspect inner bore of sleeve for damage.

PILOT VALVE REASSEMBLY

1. Clean and lubricate parts not being replaced from service kit.

2. Install new (171), (172) ``O" rings, replace (170) sleeve.

3. Install new (168) ``O" rings, (169) seal - Note the lip direction. LubriĆ

cate and replace (167).

4. Reassemble remaining parts, replace (173) and (174) ``O" rings.

MATERIAL CODE

[A] = Aluminum

[CI] = Cast Iron

[SS] = Stainless Steel

[B] = Buna ``N"

[D] = Acetal

[U] = Polyurethane

[Br] = Brass

[SP] = Santoprene

[Z] = Zinc

[C] = Carbon Steel

MAJOR VALVE DISASSEMBLY

1. Remove (135) valve block exposing gaskets (166), (132) and (176)

checks.

2. Remove (177) snap ring and (107) inlet plug.

3. On the side opposite the air inlet, push on the inner diameter (111)

spool. This will force the (136) piston plug and (109) piston out.

Continue pushing the (111) spool and remove. Check for scratches

or gouges.

4. Remove the Major Valve parts (112-116).

MAJOR VALVE REASSEMBLY

1. Replace (112) washer, (114) ``O" ring, (113) ``O" ring onto (115)

spacer and insert etc. Continue this routine to build the major valve

stack.

NOTE: Be careful to orient spacer legs away from blocking interĆ

nal ports.

2. Replace (111) spool on (136) plug, (110) seal on (109) piston and

replace (109), (136) plug and (177) snap ring.

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