Graco 238890 Instructions-Parts List Manual page 14

Models 238889, 238890, 238891, and 238892
238889 with EZ Flush gauge port plug
238890 with fluid pressure gauge
Spring-Operated Regulator
500 to 3000 psi (3.4 to 21 MPa, 34 to 207 bar)
Regulated Fluid Outlet Pressure
6
2
3
6
6
Torque Sequence for Regulator
Base Housing Screws (9)
4
2
14 308647
Parts Drawing
10
27
11
6
8
DETAIL
1
3
238891 with EZ Flush gauge port plug
238892 with fluid pressure gauge
Spring-Operated Regulator
3000 to 5000 psi (21 to 34 MPa, 207 to 345 bar)
Regulated Fluid Outlet Pressure
30
29
28
9
5
Torque to 25 to 30 in-lb (2.8 to 3.4 NSm).
1
Torque to 140 to 160 in-lb (16 to 18 NSm).
2
Torque to 10 to 20 ft-lb (14 to 27 NSm).
3
Torque to 30 to 35 ft-lb (41 to 48 NSm).
4
Torque first to 20 to 25 ft-lb (27 to 34 NSm), then to 30 to 35
5
ft-lb (41 to 48 NSm) in the sequence shown in DETAIL at left.
Apply lithium-based grease when reassembling.
6
Apply a fluid-compatible grease to aid in reassembly.
7
7*
6
12*
13*
19*
1*
1
17*
4
3{
2
14{
15{
20{
7
18{
7
16{
21{
5{
4
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