ARO PP10A-XXX-XXX-A Series Manual del usuario - Página 8
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Imprimir páginaPARTS LIST / PP10A-XXX-XXX-A AIR MOTOR SECTION
Indicates parts included in 637397 air section repair kit, plus items 70, 144, 175 and 180 (page 6).
Item Description
(size)
101 Center Body
103 Bushing
105 Screw
(M6 x 1 - 6g x 20 mm)
111 Spool
118 Actuator Pin
(0.250" x 1.572" long)
121 Plug
128 Plug
132 Gasket
133 Lockwasher
(1/4")
134 Screw
(M6 x 1 - 6g x 35 mm)
135 Valve Housing
136 Plug
137 Gasket
138 "U" Cup
(3/16" x 1-5/8" OD)
139 "U" Cup
(3/16" x 1-1/8" OD)
140 Valve Insert
141 Valve Plate
MATERIAL CODE
[A] = Aluminum
[C] = Carbon Steel
[B] = Nitrile
[Ck] = Ceramic
[Br] = Brass
[D] = Acetal
[Bz] = Bronze
[Sp] = Santoprene
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
y
repair.
Inspect and replace old parts with new parts as neces-
y
sary. Look for deep scratches on metallic surfaces, and
nicks or cuts in "O" rings.
Take precautions to prevent cutting "O" rings upon instal-
y
lation.
Lubricate "O" rings with Lubriplate FML-2 grease.
y
Do not over-tighten fasteners, refer to torque specifica-
y
tion block on view.
Re-torque fasteners following re-start.
y
Service Tools - To aid in the installation of (168) "O" rings
y
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 and 172) "O" rings. Replace (170) sleeve.
3. Install new (168) "O" rings and (169) seal - Note the lip di-
rection. Lubricate and replace (167) pilot piston.
4. Reassemble remaining parts. Replace (173 and 174) "O"
rings.
Page 8 of 12
RELEASED 20/Feb/2019 12:56:22 GMT
AIR MOTOR PARTS LIST
(Qty) Part No.
[Mtl]
(1) 97025
[A]
166 Bottom Gasket
(1) 97672
[Bz]
167 Pilot Piston
(4) 95991
[SS]
(1) 95835
[D]
(2) 95999
[SS]
(2) 95123
[D]
171 "O" Ring
(1) Y17-50-S
[SS]
172 "O" Ring
(2) 96170
[B]
173 "O" Ring
(4) Y117-416-C [C]
174 "O" Ring
(4) 97745
[SS]
176 Diaphragm
(1) 95942-1
[A]
200 Gasket
(1) 95941
[A]
(1) 95844
[B]
(1) Y186-53
[B]
(1) Y186-49
[B]
(1) 95838
[Ck]
(1) 95885
[Ck]
[SS] = Stainless Steel
1. Remove (135) valve block and (233) adapter plate, expos-
[U] = Polyurethane
2. Remove (233) adapter plate, releasing (140) valve insert,
3. Remove (136) plug and (137) "O" ring, releasing (111)
1. Install new (138 and 139) "U" cups on (111) spool - LIPS
2. Insert (111) spool into (135) valve housing.
3. Install (137) "O" rings on (136) plug and assemble plug to
4. Install (140) valve insert, (141) gasket into (135) valve
5. Assemble (200) gaskets and (233) adapter plate to (135)
6. Assemble (132 and 166) gaskets and (176) checks to (101)
7. Assemble (135) valve housing and components to (101)
Item Description
(size)
(includes 168 and 169)
168 "O" Ring
(3/32" x 5/8" OD)
169 "U" Cup
(1/8" x 7/8" OD)
170 Piston Sleeve
(3/32" x 1-1/8" OD)
(0.70" x 1-1/8" OD)
(0.103" x 1-3/16" OD)
(0.139" x 1/2" OD)
(check valve)
201 Silencer
233 Adapter Plate
285 Adapter Plate
Lubriplate FML-2 Grease
Lubriplate Grease, 10 Pack
MAJOR VALVE DISASSEMBLY
ing (166 and 132) gaskets and (176) checks.
(141) valve plate, (200) gaskets.
spool.
MAJOR VALVE REASSEMBLY
MUST FACE EACH OTHER.
(135) valve housing, securing with (105) screws.
housing. NOTE: Assemble (140) valve insert with "dished"
side toward (141) valve plate. Assemble (141) valve plate
with part number identification toward (140) valve insert.
valve housing. NOTE: Tighten screws to 40 - 50 in. lbs (4.5
- 5.6 Nm).
center body.
center body, securing with (134) screws. NOTE: Tighten
screws to 40 - 50 in. lbs (4.5 - 5.6 Nm).
(Qty) Part No.
[Mtl]
(2) 96171
[B]
(1) 67164
[D]
(2) 94433
[U]
(1) Y240-9
[B]
(1) 94081
[D]
(1) Y325-119
[B]
(1) Y325-22
[B]
(2) Y325-123
[B]
(2) Y325-202
[B]
(2) 95845
[Sp]
(1) 96172
[B]
(1) 350-568
[C]
(1) 95832
[A]
(1) 97703
[A]
(1) 94276
637308
PP10A-XXX-XXX-A (en)