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Page 6 of 8 PD10E-X-X (en)
PARTS LIST / PD10E-X-X AIR SECTION
AIR MOTOR SECTION SERVICE
Service is divided into two parts − 1. Pilot Valve,
2. Major Valve. GENERAL REASSEMBLY NOTES:
Air Motor Section Service is continued from Fluid Section repair.
Inspect and replace old parts with new parts as necessary. Look
for deep scratches on surfaces, and nicks or cuts in “O” rings.
Take precautions to prevent cutting “O” rings upon installa-
tion.
Lubricate “O” rings with Lubriplate FML-2 grease.
Do not over-tighten fasteners, refer to torque specification
block on view.
Re-torque fasteners following restart.
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
A light tap on (118) should expose the opposite (121) sleeve,
(167) pilot piston and other parts.
Remove (170) sleeve, inspect inner bore of sleeve for damage.
1.
2.
PILOT VALVE REASSEMBLY
Clean and lubricate parts not being replaced from service kit.
Install new (171 and 172) “O” rings, replace (170) sleeve.
Install new (168) “O” rings and (169) seal - Note the lip direc-
tion. Lubricate and replace (167).
Reassemble remaining parts, replace (173 and 174) “O” rings.
1.
2.
3.
4.
MAJOR VALVE DISASSEMBLY
Remove (135) valve block and (233) adapter plate, expos-
ing (132 and 166) gaskets and (176) checks.
Insert a small at blade screwdriver into the notch
in the side of (135) valve block and push in on tab
to remove (233) adapter plate, releasing (140) valve
insert, (141) valve plate and (200) gasket.
Remove (136) end cap and (137) “O” ring, releasing (111)
spool.
1.
2.
3.
MAJOR VALVE REASSEMBLY
Install new (138 and 139) “U” cups on (111) spool −
LIPS MUST FACE EACH OTHER.
Insert (111) spool into (135) valve block.
Install (137) gasket on (136) end cap and assemble
end cap to (135) valve block, securing with (107)
end plates and (105) screws.
NOTE: Tighten (105) screws to 35 - 40 in. lbs (4.0 - 4.5 Nm).
4. Install (140) valve insert and (141) valve plate into (135)
valve block. NOTE: Assemble (140) valve insert with
dished” side toward (141) valve plate. Assemble (141)
valve plate with part number identication toward (140)
valve insert.
5. Assemble (200) gasket and (233) adapter plate to (135)
valve block.
NOTE: Assemble (233) adapter plate with notched side down.
6.
Assemble (132 and 166) gaskets and (176) checks and to
(101)body.
7. Assemble (135) valve block and components to
(101) body, securingwith (134) screws. NOTE: Tight-
en (134) screws to 35 - 40 in. lbs (4.0 - 4.5 Nm).
1.
2.
3.
Indicates parts included in 637397 Air Section Service Kit shown below and items (70), (144), (175) and (180) shown on page 4.
AIR MOTOR PARTS
Item Description (size) Qty Part No. [Mtl] Item Description (size) Qty Part No. [Mtl]
101 Center Body (1) 95970-1 [GP] 169 "U” Cup (
1/8” x 7/8” o.d.)
(1) Y240-9 [B]
103 Bushing (1) 96000 [D] 170 Piston Sleeve (1) 94081 [Br]
105 Screw
(M6 x 1 - 6g x 180 mm)
(4) 95886 [SS]
171 "O” Ring
(3/32” x 1-1/8” o.d.)
(1) Y325-119 [B]
107
End Plate
(2)
95840
[SS]
172
"O” Ring
(1/16” x 1-1/8” o.d.)
(1)
Y325-22
[B]
111 Spool (1) 96293 [D]
173 "O” Ring
(1/16” x 1-3/8” o.d.)
(2) Y325-26 [B]
118 Actuator Pin (2) 95999 [SS]
174 "O” Ring
(1/8” x 1/2” o.d.)
(2) Y325-202 [B]
121 Sleeve (2) 95123 [D]
176 Diaphragm
(check valve)
(2) 94102 [SP]
132 Gasket (1) 96170 [B]
181 Roll Pin
(5/32” o.d. x 1/2” long)
(4) Y178-52-S [B]
133 Washer
(M6)
(5) 95931 [B]
200 Gasket (1) 95842 [B]
134 Screw
(M6 x 1 - 6g x 20 mm)
(6) 95887 [SS] 201 Muer (1) 350-568
135 Valve Block (1) 96174-3 [SS] 233 Adapter Plate (1) 95832 [B]
136 End Cap (1) 95833 [GP] 236 Nut
(M6 x 1 - 6h)
(4) 95924 [SS]
137 Gasket (1) 95844 [P]
Lubriplate FML-2 Grease (1) 94276
138 "U” Cup
(3/16” x 1-5/8” o.d.)
(1) Y325-32 [B]
Lubriplate Grease Packets (10) 637308
139 "U” Cup
(3/16” x 1-1/8” o.d)
(1) Y186-49 [B]
140 Valve Insert (1) 95838
[AO]
MATERIAL CODE
141 Valve Plate (1) 95885
[AO]
[AO] = Alumina Oxide
[B] = Nitrile
[Br] = Brass
[D] = Acetal
[GP] = Groundable Polypropylene
[P] = Polypropylene
[SP] = Santoprene
[SS] = Stainless Steel
[U] = Polyurethane
166 Gasket (1) 96171 [B]
167 Pilot Piston
(includes 168 and 169)
(1) 67164
[D]
168
"O” Ring
(3/32” x 5/8” o.d.)
(2) 94433 [U]
167 Pilot Piston
(includes 168 and 169)
(1) 94026 [B]
Fluid Section Service Kit, see page 4.