ARO PD10E Series Manuale dell'operatore - Pagina 6
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Indicates parts included in 637397 Air Section Service Kit shown below and items (70), (144), (175), and (180) shown on page 4 .
Item Description (size)
101 Center Body
103 Bushing
105 Screw
(M6 x 1 - 6g x 180 mm)
107 End Plate
111 Spool
118 Actuator Pin
121 Sleeve
132 Gasket
133 Washer
(M6)
134 Screw
(M6 x 1 - 6g x 20 mm)
135 Valve Block
136 End Cap
137 Gasket
138 "U" Cup
(3/16" x 1-5/8" o .d .)
139 "U" Cup
(3/16" x 1-1/8" o .d)
140 Valve Insert
141 Valve Plate
166 Gasket
167 Pilot Piston
(includes 168 and 169)
168 "O" Ring
(3/32" x 5/8" o .d .)
Fluid Section Service Kit, see page 4.
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.
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Inspect and replace old parts with new parts as necessary. Look
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for deep scratches on surfaces, and nicks or cuts in "O" rings.
Take precautions to prevent cutting "O" rings upon installa-
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tion.
Lubricate "O" rings with Lubriplate FML-2 grease.
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Do not over-tighten fasteners, refer to torque specification
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block on view.
Torque fasteners following restart.
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SERVICE TOOLS − To aid in the installation of (168) "O" rings onto
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the (167) pilot piston, use tool # 204130-T, available from ARO.
PILOT VALVE DISASSEMBLY
1. A light tap on the (118) pin 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 and 172) "O" rings, replace (170) sleeve.
3. Install new (168) "O" rings and (169) "U" cup. Note the lip di-
rection. Lubricate and replace (167) pilot piston.
4. Reassemble remaining parts, replace (173 and 174) "O" rings.
Page 6 of 8
PARTS LIST / PD10E-X-X AIR SECTION
AIR MOTOR PARTS
Qty
Part No .
[Mtl]
(1)
95970-1
[GP]
(1)
96000
[D]
(4)
95886
[SS]
(2)
95840
[SS]
(1)
96293
[D]
(2)
95999
[SS]
(2)
95123
[D]
(1)
96170
[B]
(5)
95931
[B]
(6)
95887
[SS]
(1)
96174-3
[GP]
(1)
95833
[GP]
(1)
95844
[P]
(1)
Y325-32
[B]
(1)
Y186-49
[B]
(1)
95838
[AO]
(1)
95885
[AO]
(1)
96171
[B]
(1)
67164
[D]
(2)
94433
[U]
Item
Description (size)
169 "U" Cup (
1/8" x 7/8" o .d .)
170 Piston Sleeve
171 "O" Ring
(3/32" x 1-1/8" o .d .)
172 "O" Ring
(1/16" x 1-1/8" o .d .)
173 "O" Ring
(1/16" x 1-3/8" o .d .)
174 "O" Ring
(1/8" x 1/2" o .d .)
176 Diaphragm
(check valve)
181 Roll Pin
(5/32" o .d . x 1/2" long)
200 Gasket
201 Muffler
233 Adapter Plate
236 Nut
(M6 x 1 - 6h)
Lubriplate FML-2 Grease
Lubriplate Grease Packets (10)
MATERIAL CODE
[AO] = Alumina Oxide
[B] =
Nitrile
[Br] = Brass
[D] = Acetal
[GP] = Groundable Polypropylene
MAJOR VALVE DISASSEMBLY
1. Remove (135) valve block and (233) adapter plate, expos-
ing (132 and 166) gaskets and (176) check valve.
2. Insert a small flat 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.
3. Remove (136) end cap and (137) "O" ring, releasing (111) spool.
MAJOR VALVE REASSEMBLY
1. Install new (138 and 139) "U" cups on (111) spool −
NOTE: LIPS MUST FACE EACH OTHER .
2. Insert (111) spool into (135) valve block.
3. 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 identification 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) check valve
and to (101) body.
7. Assemble (135) valve block and components to (101)
body, securing with (134) screws. NOTE: Tighten (134)
screws to 35 - 40 in. lbs (4.0 - 4.5 Nm).
Qty
Part No . [Mtl]
(1) Y240-9
[B]
(1) 94081
[D]
(1) Y325-119
[B]
(1) Y325-22
[B]
(2) Y325-26
[B]
(2) Y325-202
[B]
(2) 95845
[SP]
(4) Y178-52-S [B]
(1) 95842
[B]
(1) 350-568
(1) 95832
[B]
(4) 95924
[SS]
(1) 94276
637308
[P] = Polypropylene
[SP] = Santoprene
[SS] = Stainless Steel
[U] = Polyurethane
PD10E-X-X (en)