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Page 6 of 8 PH15F-XXX-XXX-X (en)
PARTS LIST / PH15F-XXX-XXX-X AIR SECTION
Indicates parts included in 637389 air section service kit shown below and items 70, 144, 175 and 180 shown on page 4.
MATERIAL CODE
[B] = Nitrile [I] = Iron
[Br] = Brass [P] = Polypropylene
[C] = Carbon Steel [Sp] = Santoprene
[Ck] = Ceramic [SS] = Stainless Steel
[D] = Acetal [U] = Polyurethane
[GP] = Groundable Polypropylene
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 neces-
sary. Look for deep scratches on metallic surfaces, and
nicks or cuts in “O” rings.
Take precautions to prevent cutting “O” rings upon instal-
lation.
Lubricate “O” rings with Lubriplate FML-2 grease.
Do not over-tighten fasteners. Refer to torque speci-
cation 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) actuator pin should expose the op-
posite (121) sleeve, (167) pilot piston and other parts.
Remove (170) sleeve. Inspect inner bore of sleeve for
damage.
PILOT VALVE REASSEMBLY
Clean and lubricate parts not being replaced from ser-
vice kit.
Install new (171 and 172) “O” rings. Replace (170) sleeve.
1.
2.
1.
2.
Install new (168) “O” rings and (169) seal - Note the lip di-
rection. Lubricate and replace (167) pilot piston.
Reassemble remaining parts. Replace (173 and 174) “O”
rings.
MAJOR VALVE DISASSEMBLY
Remove (135) valve block and (233) adapter plate, expos-
ing (132 and 166) gaskets, (232) “O” ring 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) gasket, releasing (111)
spool.
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).
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.
Assemble (200) gasket and (233) adapter plate to (135)
valve block. NOTE: Assemble (233) adapter plate with
notched side down.
Assemble (132 and 166) gaskets and (176) checks and to
(101) body.
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).
3.
4.
1.
2.
3.
1.
2.
3.
4.
5.
6.
7.
AIR MOTOR PARTS LIST
Item Description
(size)
Qty Part No. Mtl
101 Center Body (1) 95970-1 [GP]
103
Bushing (1) 95823 [D]
105 Screw
(M6 x 1 - 6g x 180 mm)
(4) 95886 [SS]
107 End Plate (2) 95840 [SS]
111 Spool (1) 96293 [D]
118 Actuator Pin (2) 95839 [SS]
121 Sleeve (2) 95123 [D]
132 Gasket (1) 96170 [B]
133
Washer
(M6)
(5) 95931 [SS]
134
Screw
(M6 x 1 - 6g x 20mm)
(6) 95887 [SS]
135
Valve Block (1) 95834-5 [GP]
136
End Cap (1) 95833 [P]
137 Gasket (1) 95844 [B]
138 “U” Cup
(3/16” x 1-5/8” o.d.)
(1) Y186-53 [B]
139
“U” Cup
(3/16” x 1-1/8” o.d.)
(1) Y186-49 [B]
140 Valve Insert (1) 95838 [AO]
141 Valve Plate (1) 95837 [AO]
166 Gasket (1) 96171 [B]
Item Description
(size)
Qty Part No. Mtl
167 Pilot Piston
(includes items 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]
171 “O” Ring
(3/32” x 1-1/8” o.d.)
(1) Y325-119 [B]
172 “O” Ring
(1/16” x 1-1/8” o.d.)
(1) Y325-22 [B]
173 “O” Ring
((3/32” x 1-3/8” o.d.)
(2) Y325-123 [B]
174 “O” Ring
(1/8” x 1/2” o.d.)
(2) Y325-202 [B]
176 Diaphragm
(check valve)
(2) 95845 [Sp]
200 Gasket (1) 95842 [B]
201 Muer (1) 350-568
233
Adapter Plate (1) 95832 [P]
236
Nut
(M6 x 1 - 6h)
(4) 95924 [SS]
Lubriplate FML-2 Grease (1) 94276
Lubriplate Grease packets (10) 637308
Items included in uid section service kit, see pages 4 and 5.