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Parts Drawing
Models 238889, 238890, 238891, and 238892
06289
Torque to 140 to 160 in-lb (16 to 18 NSm).
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
3
1
19*
1
Torque to 25 to 30 in-lb (2.8 to 3.4 NSm).
2
3{
4
27
6
7*
8
9
10
11
12*
13*
14{
15{
17*
18{
1*
5{
20{
2
3
4
5
Torque to 10 to 20 ft-lb (14 to 27 NSm).
Torque to 30 to 35 ft-lb (41 to 48 NSm).
Torque first to 20 to 25 ft-lb (27 to 34 NSm), then to 30 to 35
ft-lb (41 to 48 NSm) in the sequence shown in DETAIL at left.
DETAIL
Torque Sequence for Regulator
Base Housing Screws (9)
4
2
1
2
3
4
21{
16{
28
29
5
30
6
Apply lithium-based grease when reassembling.
6
6
6
6
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
7
Apply a fluid-compatible grease to aid in reassembly.
7
7