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6661AX-X-C Page 7 of 8
PARTS LIST / 6661AX-X-C AIR SECTION
MAJOR VALVE
See cross section detail Figure 5.
PILOT VALVE
101
118
111
112
113
114
115
116
117
119
102
103
104
123
121
122
120
107
108
109
110
105
IMPORTANT
BE CERTAIN TO ORIENT (115) SPACER LEGS
AWAY FROM BLOCKING INTERNAL PORTS
WHEN REASSEMBLING AIR SECTION.
MAJOR VALVE CROSS SECTION DETAILS
201
109
110
112
114
113
115
111
116
124
TORQUE REQUIREMENTS
NOTE: DO NOT OVERTIGHTEN FASTENERS
(105) 40 - 50 in. lbs (4.5 - 5.6 Nm).
LUBRICATION /SEALANTS
Apply Key-Lube to all “O” rings, “U” Cups & mating parts.
Apply Loctite 271 to threads.
Apply Dri-Loc 204 to threads.
102
128
104
121
123
107
105
106
106
195
195
Figure 4
Figure 5