Main Control Valve
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Illustration 1 | g03408143 |
(Section A-A) Boom regeneration valve
(Section B-B) Stick unloading valve and stick regeneration valve (Section C-C) Line relief valve for the negative flow control in the right valve bank (Section D-D) Stick (2) (Section E-E) Boom (1) (Section F-F) Bucket (Section G-G) Attachment (Section H-H) Travel (Right side) (Section J-J) Straight Travel (Section K-K) Travel (Left side) (Section L-L) Swing (Section M-M) Stick (1) (Section N-N) Boom (2) (Section P-P) Line relief valve for the negative flow control in the left valve bank |
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Specification for 259-7464 Main Control Valve Gp, and 270-5920 Main Control Valve Gp | |||
Item | Qty | Part | Specification Description |
1 | 2 | 111-9959 Pipe Plug | Torque to |
2 | 40 | 8T-4195 Bolt | Torque to |
3 | 2 | 8T-6759 Pipe Plug | Torque to |
4 | 1 | 114-0623 Nut | Torque to |
5 | 1 | 121-1491 Solenoid Valve Gp | Lubricate the O-ring seals of the solenoid valve group lightly with the lubricant that is being sealed. |
6 | 2 | 225-4818 Plug As | Torque to |
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Illustration 2 | g03408144 |
Section A-A |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
7 | 1 | 236-6421 Plug | Torque to |
8 | 1 | 153-5293 Spring | Length under test force is Test force is Free length after test is |
9 | 1 | 153-5290 Plug | Torque to |
10 | 1 | 153-5291 Connector | Torque to |
11 | 1 | 153-5288 Spring | Length under test force is Test force is Free length after test is |
Stick Unloading Valve and Stick Regeneration Valve
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Illustration 3 | g03408145 |
Section B-B |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
12 | 1 | 236-6421 Plug | Torque to |
13 | 1 | 153-5293 Spring | Length under test force is Test force is Free length after test is |
14 | 1 | 153-5288 Spring | Length under test force is Test force is Free length after test is |
15 | 2 | 153-5290 Plug | Torque to |
16 | 1 | 153-5291 Connector | Torque to |
17 | 1 | 123-2485 Plug | Torque to |
18 | 1 | 153-5311 Spring | Length under test force is Test force is Free length after test is |
Negative Flow Control (Right side)
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Illustration 4 | g03408160 |
Section C-C |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
19 | 1 | 107-6370 Spring | Length under test force is Test force is Free length after test is |
20 | 1 | 109-5152 Relief Valve Gp | Torque to |
21 | As required, Use the following shims: | ||
1 | 4J-7386 Shim | Thickness is |
|
1 | 4J-7385 Shim | Thickness is |
|
22 | 1 | 236-6419 Plug | Torque to |
23 | 1 | 7I-1248 Spring | Length under test force is Test force is Free length after test is |
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Illustration 5 | g03408172 |
Section D-D |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
24 | 1 | 236-6419 Plug | Torque to |
25 | 1 | 7I-1248 Spring | Length under test force is Test force is Free length after test is |
26 | 1 | 104-7294 Spring | Length under test force is Test force is Free length after test is |
27 | 1 | 153-5276 Special Bolt | Before assembly, apply red Loctite 271 to threads of bolt.
Torque to |
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Illustration 6 | g03408175 |
Section E-E |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
28 | 1 | 236-6419 Plug | Torque to |
29 | 1 | 7I-1248 Spring | Length under test force is Test force is Free length after test is |
30 | 1 | 352-7122 Relief Valve Gp | Torque to |
31 | - | Nut | Torque to |
32 | - | Nut | Torque to |
33 | 1 | 104-7293 Spring | Length under test force is Test force is Free length after test is |
34 | 1 | 153-5276 Special Bolt | Before assembly, apply red Loctite 271 to threads of bolt.
Torque to |
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Illustration 7 | g03408195 |
Section F-F |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
35 | 1 | 236-6419 Plug | Torque to |
36 | 1 | 7I-1248 Spring | Length under test force is Test force is Free length after test is |
37 | - | Nut | Torque to |
38 | - | Nut | Torque to |
39 | 1 | 352-7122 Relief Valve Gp | Torque to |
40 | 1 | 153-5276 Special Bolt | Before assembly, apply red Loctite 271 to threads of bolt.
Torque to |
41 | 1 | 104-7293 Spring | Length under test force is Test force is Free length after test is |
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Illustration 8 | g03408200 |
Section G-G |
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Item | Qty | Part | Specification Description |
42 | 1 | 236-6419 Plug | Torque to |
43 | 1 | 7I-1248 Spring | Length under test force is Test force is Free length after test is |
44 | 2 | 310-0404 Control Valve Plug Gp | Torque to |
45 | 1 | 104-7293 Spring | Length under test force is Test force is Free length after test is |
46 | 1 | 153-5276 Special Bolt | Before assembly, apply red Loctite 271 to threads of bolt.
Torque to |
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Illustration 9 | g03408206 |
Section H-H |
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Item | Qty | Part | Specification Description |
47 | 1 | 104-7296 Spring | Length under test force is Test force is Free length after test is |
48 | 1 | 153-5276 Special Bolt | Before assembly, apply red Loctite 271 to threads.
Torque to |
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Illustration 10 | g03408213 |
Section J-J |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
49 | 2 | 201-9263 Plug | Torque to |
50 | 1 | 6I-6795 Spring | Length under test force is Test force is Free length after test is |
51 | 1 | 4I-3510 Spring | Length under test force is Test force is Free length after test is |
52 | 1 | 352-7116 Relief Valve Gp | Torque to |
53 | 1 | 171-0035 Holder | Torque to |
54 | 1 | 4I-7714 Nut | Torque to |
55 | 2 | 4T-3148 Spring | Length under test force is Test force is Free length after test is |
56 | 1 | 158-8135 Guide | Torque to |
57 | 1 | 6E-5169 Spring | Length under test force is Test force is Free length after test is |
58 | 1 | 2S-2596 Spring | Length under test force is Test force is Free length after test is |
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Illustration 11 | g03408218 |
Section K-K |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
59 | 1 | 250-2447 Plug | Torque to |
60 | 1 | 153-5276 Special Bolt | Before assembly, apply red Loctite 271 to threads.
Torque to |
61 | 1 | 104-7296 Spring | Length under test force is Test force is Free length after test is |
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Illustration 12 | g03408222 |
Section L-L |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
62 | 1 | 250-2447 Plug | Torque to |
63 | 1 | 7I-1248 Spring | Length under test force is Test force is Free length after test is |
64 | 1 | 104-7293 Spring | Length under test force is Test force is Free length after test is |
65 | 1 | 153-5276 Special Bolt | Before assembly, apply red Loctite 271 to threads.
Torque to |
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Illustration 13 | g03408224 |
Section M-M |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
66 | 1 | 264-9961 Plug | Torque to |
67 | 1 | 153-5306 Spring | Length under test force is Test force is Free length after test is |
68 | 1 | 352-7122 Relief Valve Gp | Torque to |
69 | - | Nut | Torque to |
70 | - | Nut | Torque to |
71 | 1 | 104-7293 Spring | Length under test force is Test force is Free length after test is |
72 | 1 | 153-5276 Special Bolt | Before assembly, apply red Loctite 271 to threads.
Torque to |
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Illustration 14 | g03408230 |
Section N-N |
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Item | Qty | Part | Specification Description |
- | Lubricate the O-ring seals and the backup ring lightly with lubricant that is being sealed. | ||
73 | 3 | 225-4818 Plug As | Torque to |
74 | 1 | 158-8177 Spring | Length under test force is Test force is Free length after test is |
75 | 1 | 158-8186 Spring | Length under test force is Test force is Free length after test is |
76 | 1 | 4T-3148 Spring | Length under test force is Test force is Free length after test is |
77 | 1 | 250-2446 Plug | Torque to |
78 | 1 | 104-7294 Spring | Length under test force is Test force is Free length after test is |
79 | 1 | 153-5276 Special Bolt | Before assembly, apply red Loctite 271 to threads.
Torque to |
Negative Flow Control (Left side)
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Illustration 15 | g03408231 |
Section P-P |
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Item | Qty | Part | Specification Description |
80 | 1 | 109-2667 Relief Valve Gp | Torque to |
81 | 1 | 107-6370 Spring | Length under test force is Test force is Free length after test is |
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