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20cc, 25cc, 30cc, 35cc, 40cc, 45cc, and 50cc Pumps
135
134
121
4
124
148
149
107
146
101
128/129
103
r_257891_3a0019_20h
F
. 27
IG
1.
Lubricate seals, o-rings, lead-in's and moving parts with
grease.
2
Apply one stripe of removable strength anaerobic sealant on
threads.
Specification sheets and Graco testing indicate that
anaerobic sealant requires three days to fully cure. Failure
to allow three days for full cure may result in parts coming
loose during operation. If faster cure time is required,
warm components to 104°F (40°C) for 6 hours.
3
Torque to 50 ft-lbs (67.5 N•m).
4
Assemble and torque after displacement rod (151) is
assembled through throat retainer (118). Torque to 45 ft-lbs
(61.01 N•m).
5
Torque tie bolts (5) in star pattern to 10 ft-lbs (13.5 N•m). Then
torque again in star pattern to 50 ft-lbs (67.5 N•m). Finally
torque again in star pattern to 200 ft-lbs (271 N•m).
3A0019ZAC
123
119
126
9
6
125
145
102
104
102
101
115
11
NOTICE
S1 and S3
Pumps
1113
9
13
111
8
10
110
118
120
108
109
2
151
2
117
12
116
12
114
106
7
6
Torque to 200 ft-lbs. (271 N•m).
7
See Piston Retainer (114) Torque Specifications: on page
17 for torque specification.
8
Must be pressed straight into housing.
9
Apply anti-seize lubricant to threads.
10
Mount seals such that the non-spring end of one seal and the
non-spring end of the other seal is joined.
11
Ensure spring end of piston seal (117) faces displacement rod
(115).
12
Assemble piston rod bearing(116) and piston seal (117) onto
piston retainer (114).
13
Torque to 70 ft-lbs. (95 N•m).
14
Torque to 30 ft-lbs. (41 N•m).
15
The sharp corner of the outside diameter faces up towards the
ball cage housing (138).
S4 Pumps
136
9
13
108
108
139
137
112
141
140
138
142
143
144
108
108
137
139
112
140
111
141
110
138
109
143
142
108
144
108
105
5
Parts
14
9
3
9
15
9
14
3
9
15
21
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