Parts
20
3A8563B
80cc-160cc Pumps
1. Lubricate seals, o-rings, lead-in’s and moving parts with
grease.
Apply one stripe of removable strength anaerobic sealant on
threads.
Torque to 50-ft-lbs (67.5 N•m).
Torque tie bolts (105) in star pattern ( F
ft-lbs (13.5 N•m). Then torque again to 50 ft-lbs (67.5 N•m).
Finally torque to 200 ft-lbs (271 N•m)
Torque to 200 ft-lbs. (271 N•m).
Piston Retainer Torque Specifications
table on page 15
for torque specification.
Must be pressed straight into housing.
Apply anti-seize lubricant to threads.
Ensure spring side of one throat seal (126) faces throat
cartridge (118) and spring side of other seal faces throat
retainer (119)..
Ensure spring side of one piston seal (117) springs face
displacement rod (115) and piston bearing retainer (116).
Fully assemble u-cups (17) and bearing (16) onto
displacement rod (15) before tightening piston retainer (14).
Torque to 70 ft-lbs. (95 N•m).
Not used on 160cc pump. .
Used on 160cc pump only.
NOTICE
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 damage to
the equipment from parts coming loose during operation.
If faster cure time is required, warm components to 104° F
(40° C) for 6 hours.
2
3
5
6
7
8
9
10
11
12
13
14
15
105
101
101
103
104
102
102
107
115
124
117
112
106
133
135
134
146
147
119
145
125
114
126
118
120
108
109
110
111
112
108
110
111
109
112
108
113
148
149
150
9
13
2
15
5
12
11
12
7
3
14
9
8
10
8
