Ingersoll-Rand PF20R-X-B manual Pilot Valve, Part Group, Major

	PARTS LIST / PF20X-X-X-B AIR SECTION
			118	169 k	168 k	172 k
	121					171 k	PILOT VALVE
	k 174					170	PART GROUP
	k 173
	167
140	141 k	244 k	243 k	132 k	166 k		173 k
107							121
. 105							118
133							174 k
135							103
							101

199 k 232 k 200 k 233	232 k 176 k	Optional 94117 Muffler
. 134
138 k
111

MAJOR 139 k

VALVE	137 k
	136
	107
	236

. TORQUE REQUIREMENTS ,

NOTE: DO NOT OVERTIGHTEN FASTENERS.

ALL FASTENERS ARE METRIC.

Torque (105) Screw to 35 - 40 in. lbs (4.0 - 4.5 Nm). Torque (134) Screw to 35 - 40 in. lbs (4.0 - 4.5 Nm).

LUBRICATION / SEALANTS

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

A 637374 Replacement Major Valve Service Assembly is available separately, which includes the following:

105 (4), 107 (2), 111, 132, 135, 136, 137, 138, 139, 140, 141, 166, 176 (2), 199, 200, 232 (2), 233, 236 (4), 243 and 244.

Figure 3

PF20R-X-B(en) Page 7 of 8