ASSEMBLY PROCEDURE
VALVE BLOCK ASSEMBLY
Figure 12
(continued)
31
Using a small bladed screw driver, thread the pilot replenishing relief valve assembly
(36) into valve block and lightly tighten in place. Do not over tighten. Over tightening
can cause sides of slot to break no w or at next removal.
Lubricate o-ring (4) and install on plug (25) and tighten plug in place .
Thread check valve (2) into valve block and lightly tighten in place. Do not over tighten.
Lubricate o-ring (22) and install on plug (23) and tighten in place . Repeat step on other
end of valve block.
Lubricate o-ring (19) and install on plug (20) and tighten plug in place .
Install pin (21). Lubricate o-ring (22) and install over plug (23) and tighten plug in
place.
Lubricate o-ring (4) and install on plug (25) and tighten in place .
Lubricate two o-rings (22) and install over two plugs (25) and tighten in place .
Using a small hammer carefully tap roll pins (46) into and thru the retainer plate (42),
the pins should bottom out in hole lea ving enough length sticking out for piloting into
the port block.
Lubricate o-ring (47), (48) and (37) and install in the bottom of retainer plate (42).
Valve is ready to install on pump.
PARTS LIST FOR FIGURE 12
item
description
part no.
quantity
1
valve block P24P/S
033-91221
1
valve block P30P/S & P24/30P w/ 9A control
033-91334
2
check valve assembly
S13-40266
2
3
orifice plug
033-91249
4
4
o-ring
691-00903
3
5
seat
033-70508
1
6
soc. hd.screw 5/16-24 x 1” lg.
312-13160
1
7
hex. jam nut 5/16-24
335-13100
1
8
housing guide
033-70545
1
9
o-ring
691-00910
1
10
seal piston
036-21767
1
11
o-ring
671-00012
1
12
spring
032-91798
1
13
cone
036-12288
1
14
servo strainer assembly
S13-43240
1
19
o-ring
691-00906
1
20
plug
488-35003
1
21
roll pin 1/8 x 5/8” lg. P24P/S
324-20810
1
roller P30P/S & P24/30P w/ 9A control
230-82170
22
o-ring
691-00904
5
23
plug
488-35001
5
25
plug
488-35049
2
*26
roll pin
325-12120
2
27
sequence seat
033-70507
2
28
replenish & servo seat
033-70500
4
29
valve block gasket
033-91193
1
30
sequence poppet
033-72378
2
31
dual & replenish poppet
033-72379
4
32
replen. spring
033-22141
1
33
sequence & servo spring
033-70512
2
34
spring retainer
033-70482
1
35
dual relief spring
033-71086
3
36
pilot replen. valve
S23-12699
1
pilot replen. valve P24/30S
S23-12813
pilot replen. valve P24/30P w/ 9A control
S23-12814
37
o-ring
671-00050
1
42
retainer plate
033-91422
1
43
button hd. screw #10-24 x 3/4” lg.
353-25078
4
45
acorn nut 5/16-24
327-25006
1
46
roll pin 1/8 x 3/4” lg.
325-08120
2
47
o-ring
671-00013
2
48
o-ring
671-00014
2
*Not required after 8-96.
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