314F and 315F Excavators Machine System Specifications Main Control Valve Caterpillar


Main Control Valve
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1.1. Bucket And Relief Valve
2.1. Offset And Stick Confluence
3.1. Boom (1) And Boom Confluence
4.1. Travel (Right) And Straight Travel
5.1. Travel (Left) And Main Relief Valve
6.1. Swing And Stick Regeneration
7.1. Stick (1) And Option Confluence


Illustration 1g06032692
(C-C) Bucket and relief valve
(D-D) Offset and stick confluence
(E-E) Boom (1) and boom confluence
(F-F) Travel (right) and straight travel
(G-G) Travel (left) and main relief valve
(H-H) Swing and stick regeneration
(J-J) Stick (1) and option confluence

Table 1
Specification for 352-7038 Main Control Valve Gp 
Item  Qty  Part  Specification Description 
309-9973 Relief Valve Gp  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)
22  5A-3604 Bolt  Torque to 29.5 ± 4.5 N·m (261.1 ± 39.8 lb in)
9S-4183 Plug  Torque to 165 ± 15 N·m (122 ± 11 lb ft)
11  197-0145 Plug  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)
7I-7206 Plug  Torque to 140 ± 40 N·m (103 ± 30 lb ft)
7I-7207 Spring  Free length is 23.0 mm (0.91 inch)
197-0143 Bolt  Torque to 160 ± 20 N·m (118 ± 15 lb ft)
085-9768 Bolt  Torque to 160 ± 20 N·m (118 ± 15 lb ft)
13  197-0144 Bolt  Torque to 160 ± 20 N·m (118 ± 15 lb ft)
10  170-9997 Plug  Torque to 36.5 ± 2.5 N·m (26.9 ± 1.8 lb ft)


Illustration 2g06032693

Table 2
Item  Qty  Part  Specification Description 
11  7I-8084 Plug  Torque to 8.8 ± 1.0 N·m (77.9 ± 8.9 lb in)
12  20  197-0165 Bolt  Torque to 29.5 ± 4.5 N·m (261.1 ± 39.8 lb in)
13  197-0146 Spring  Free length is 16.5 mm (0.65 inch)

Bucket And Relief Valve



Illustration 3g06031797
Section C-C

Table 3
Item  Qty  Part  Specification Description 
14  197-0148 Special Bolt  Before assembly, apply Loctite 262 to the threads.
Torque to 17 ± 1 N·m (150 ± 9 lb in)
15  197-0152 Spring  Free length is 59.9 mm (2.36 inch)
16  197-0150 Spring  Free length is 35.9 mm (1.41 inch)
17  309-9975 Relief Valve Gp  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)
18  7I-7192 Plug  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)
19  7I-7206 Plug  Torque to 140 ± 10 N·m (103 ± 7 lb ft)
20  7I-7207 Spring  Free length is 23 mm (0.9 inch)
21  309-9973 Relief Valve Gp  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)

Offset And Stick Confluence



Illustration 4g06031817
Section D-D

Table 4
Item  Qty  Part  Specification Description 
22  197-0148 Special Bolt  Before assembly, apply Loctite 262 to the threads.
Torque to 17 ± 1 N·m (150 ± 9 lb in)
23  197-0151 Spring  Free length is 67.5 mm (2.66 inch)
24  197-0153 Spring  Free length is 73.4 mm (2.89 inch)
25  197-0150 Spring  Free length is 35.9 mm (1.41 inch)
26  309-9973 Relief Valve Gp  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)
27  7I-7207 Spring  Free length is 23.0 mm (0.91 inch)
28  7I-7235 Plug  Torque to 245 ± 15 N·m (181 ± 11 lb ft)
29  7I-7206 Plug  Torque to 140 ± 10 N·m (103 ± 7 lb ft)
30  285-1507 Spring  Free length is 30 mm (1.2 inch)
31  309-9976 Relief Valve Gp  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)

Boom (1) And Boom Confluence



Illustration 5g06031821
Section E-E

Table 5
Item  Qty  Part  Specification Description 
32  197-0148 Special Bolt  Before assembly, apply Loctite 262 to the threads.
Torque to 17 ± 1 N·m (150 ± 9 lb in)
33  197-0151 Spring  Free length is 67.5 mm (2.66 inch)
34  197-0153 Spring  Free length is 73.4 mm (2.89 inch)
35  197-0150 Spring  Free length is 35.9 mm (1.41 inch)
36  309-9973 Relief Valve Gp  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)
37  7I-7207 Spring  Free length is 23 mm (0.9 inch)
38  105-7405 Spring  Free length is 35.0 mm (1.38 inch)
39  7I-7206 Plug  Torque to 140 ± 10 N·m (103 ± 7 lb ft)
40  131-5767 Plug  Torque to 140 ± 10 N·m (103 ± 7 lb ft)
41  197-0145 Plug  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)

Travel (Right) And Straight Travel



Illustration 6g06031824
Section F-F

Table 6
Item  Qty  Part  Specification Description 
42  197-0148 Special Bolt  Before assembly, apply Loctite 262 to the threads.
Torque to 17 ± 1 N·m (150 ± 9 lb in)
43  197-0151 Spring  Free length is 67.5 mm (2.66 inch)
44  197-0150 Spring  Free length is 35.9 mm (1.41 inch)
45  7I-7235 Plug  Torque to 245 ± 15 N·m (181 ± 11 lb ft)
46  7I-8084 Plug  Torque to 8.8 ± 1.0 N·m (77.9 ± 8.9 lb in)
47  9S-4191 O-Ring Plug  Torque to 59 ± 5 N·m (44 ± 4 lb ft)
48  197-0272 Plug  Torque to 120 ± 10 N·m (89 ± 7 lb ft)
49  103-8412 Spring  Free length is 70 mm (2.8 inch)
50  103-8411 Spring  Free length is 73 mm (2.9 inch)
51  197-0166 Plug  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)

Travel (Left) And Main Relief Valve



Illustration 7g06031826
Section G-G

Table 7
Item  Qty  Part  Specification Description 
52  197-0148 Special Bolt  Before assembly, apply Loctite 262 to the threads.
Torque to 17 ± 1 N·m (150 ± 9 lb in)
53  197-0151 Spring  Free length is 67.5 mm (2.66 inch)
54  197-0150 Spring  Free length is 35.9 mm (1.41 inch)
55  7I-7241 Orifice  Torque to 8.6 ± 1.2 N·m (76.1 ± 10.6 lb in)
56  270-5978 Relief Valve Gp  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)
57  095-0965 Plug  Torque to 9.65 ± 1.35 N·m (85.41 ± 11.95 lb in)
58  7I-7207 Spring  Free length is 23 mm (0.9 inch)
59  7I-7206 Plug  Torque to 140 ± 10 N·m (103 ± 7 lb ft)
60  197-0272 Plug  Torque to 120 ± 10 N·m (89 ± 7 lb ft)

Swing And Stick Regeneration



Illustration 8g06031828
Section H-H

Table 8
Item  Qty  Part  Specification Description 
61  197-0148 Special Bolt  Before assembly, apply Loctite 262 to the threads.
Torque to 17 ± 1 N·m (150 ± 9 lb in)
62  197-0151 Spring  Free length is 67.5 mm (2.66 inch)
63  197-0150 Spring  Free length is 35.9 mm (1.41 inch)
64  9S-4191 O-Ring Plug  Torque to 59 ± 5 N·m (44 ± 4 lb ft)
65  7I-8084 Plug  Torque to 8.8 ± 1.0 N·m (77.9 ± 8.9 lb in)
66  7I-7206 Plug  Torque to 140 ± 10 N·m (103 ± 7 lb ft)
67  7I-7207 Spring  Free length is 23 mm (0.9 inch)
68  170-9997 Plug  Torque to 36.5 ± 2.5 N·m (26.9 ± 1.8 lb ft)

Stick (1) And Option Confluence



Illustration 9g06031832
Section J-J

Table 9
Item  Qty  Part  Specification Description 
69  197-0148 Special Bolt  Before assembly, apply Loctite 262 to the threads.
Torque to 17 ± 1 N·m (150 ± 9 lb in)
70  197-0151 Spring  Free length is 67.5 mm (2.66 inch)
71  197-0150 Spring  Free length is 35.9 mm (1.41 inch)
72  105-7405 Spring  Free length is 35.0 mm (1.38 inch)
73  7I-7207 Spring  Free length is 23 mm (0.9 inch)
74  131-5767 Plug  Torque to 140 ± 10 N·m (103 ± 7 lb ft)
75  7I-7206 Plug  Torque to 140 ± 10 N·m (103 ± 7 lb ft)
76  309-9973 Relief Valve Gp  Torque to 73.5 ± 4.5 N·m (54.2 ± 3.3 lb ft)

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