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Pilot valve part group major valve – Ingersoll-Rand 1" DIAPHRAGM PUMP PW10A-X-X User Manual

Page 7

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Page 7 of 8

PW10A-X-X

PARTS LIST / PW10A-X-X AIR SECTION

168 k

.

TORQUE REQUIREMENTS ,

NOTE: DO NOT OVERTIGHTEN FASTENERS.

ALL FASTENERS ARE METRIC.

Torque (105) screws to 35 - 40 in. lbs (4.0 - 4.5 Nm).

Torque (134) screws to 40 - 50 in. lbs (4.5 - 5.6 Nm).

LUBRICATION / SEALANTS

k

Apply Lubriplate FML-2 grease to “O” rings, “U” Cups & mating parts.

-

Apply PTFE tape to threads at assembly.

U

Apply anti-seize compound to threads at assembly.

U

.

134

135
133

174 k

121
118

173 k

169 k

172 k
171 k
170

167

121

k

174

118

166 k

132 k

141 k

140

200 k

233

176 k

PILOT VALVE

PART GROUP

MAJOR

VALVE

A replacement 637390-3 Major Valve Service Assembly is available separately, which

includes the following: 105 (4), 111, 128, 132, 135, 136, 137, 138, 139, 140, 141, 166,

176 (2), 200 and 233.

Figure 3

101

181

103

201

173 k

136

-

128

U

.

105

MATERIAL CODE

[A] = Aluminum

[AO] = Alumina Oxide

[B] = Nitrile

[Br] = Brass

[C] = Carbon Steel

[D] = Acetal

[P] = Polypropylene

[SP] = Santoprene

[SS] = Stainless Steel

[U] = Polyurethane

[Z] = Zinc

k

137

k

139

111

k

138

Insert screwdriver here to remove (233) adapter plate.

Notch