330D, 336D, 336D2, 340D and 340D2 Excavators Machine System Specifications – Main Control Valve



Illustration 1 g03408257

Typical example

(A-A) Boom regeneration valve

(B-B) Stick unloading valve and stick regeneration valve

(C-C) Relief valve group for negative flow control in the right valve bank

(D-D) Stick (2)

(E-E) Boom (1)

(F-F) Bucket

(G-G) Attachment

(H-H) Travel (Right side)

(K-K) Straight travel

(L-L) Travel (Left side)

(M-M) Swing

(N-N) Stick (1)

(P-P) Boom (2)

(R-R) Relief valve group for negative flow control in the left valve bank

Table 1
Specification for 285-1323 Main Control Valve Gp, 285-1536 Main Control Valve Gp, and 285-1540 Main Control Valve Gp    
Item     Qty     Part     Specification Description    
1     2     111-9959 Pipe Plug     Torque to
35 ± 3 N·m (26 ± 2 lb ft).    
2     40     8T-4195 Bolt     Torque to
49 ± 5 N·m (36 ± 4 lb ft).    
3     1     121-1491 Solenoid Valve Gp     Lubricate the O-ring seals of the solenoid valve group lightly with the lubricant that is being sealed.    
4     1     114-0623 Nut     Torque to
7.4 ± 0.5 N·m (65.5 ± 4.4 lb in).    
5     2     8T-6759 Pipe Plug     Torque to
15 ± 2 N·m (133 ± 18 lb in).    
6     2     225-4818 Plug As     Torque to
10 ± 1 N·m (89 ± 9 lb in).    

Boom Regeneration Valve



Illustration 2 g03408269

Typical example

Section A-A

Table 2
Item     Qty     Part     Specification Description    
–     Lubricate the O-ring seals and backup rings lightly with the lubricant that is being sealed.    
7     1     153-5291 Connector     Torque to
105 ± 10 N·m (77 ± 7 lb ft).    
8     1     236-6421 Plug     Torque to
220 to 240 N·m (162 to 177 lb ft).    
9     1     153-5293 Spring     Length under test force is
33.45 mm (1.317 inch).
Test force is
21.2 ± 1.1 N (4.8 ± 0.2 lb).
Free length after test is
38.55 mm (1.518 inch).    
10     1     153-5288 Spring     Length under test force is
52.5 mm (2.07 inch).
Test force is
145.4 ± 7.3 N (32.7 ± 1.6 lb).
Free length after test is
55.7 mm (2.19 inch).    
11     1     153-5290 Plug     Torque to
285 ± 30 N·m (210 ± 22 lb ft).    

Stick Unloading Valve and Stick Regeneration Valve



Illustration 3 g03408784

Typical example

Section B-B

Table 3
Item     Qty     Part     Specification Description    
–     Lubricate the O-ring seals and backup rings lightly with the lubricant that is being sealed.    
12     1     153-5291 Connector     Torque to
105 ± 10 N·m (77 ± 7 lb ft).    
13     1     236-6421 Plug     Torque to
220 to 240 N·m (162 to 177 lb ft).    
14     1     123-2485 Plug     Torque to
35 ± 3 N·m (26 ± 2 lb ft).    
15     1     153-5293 Spring     Length under test force is
33.45 mm (1.317 inch).
Test force is
21.2 ± 1.1 N (4.8 ± 0.2 lb).
Free length after test is
38.55 mm (1.518 inch).    
16     1     153-5311 Spring     Length under test force is
65.5 mm (2.58 inch).
Test force is
179.8 ± 9.0 N (40.4 ± 2.0 lb).
Free length after test is
80.4 mm (3.17 inch).    
17     1     153-5288 Spring     Length under test force is
52.5 mm (2.07 inch).
Test force is
145.4 ± 7.3 N (32.7 ± 1.6 lb).
Free length after test is
55.7 mm (2.19 inch).    
18     2     153-5290 Plug     Torque to
285 ± 30 N·m (210 ± 22 lb ft).    

Negative Flow Control (Right Side)



Illustration 4 g03408785

Typical example

Section C-C

Table 4
Item     Qty     Part     Specification Description    
–     Lubricate the O-ring seals and backup rings lightly with the lubricant that is being sealed.    
19     1     147-4163 Relief Valve Gp     Lubricate the O-ring seals of the relief valve group (19) with the lubricant that is being sealed.
Torque to
145 ± 15 N·m (107 ± 11 lb ft).    
20     1     107-6370 Spring     Length under test force is
44.0 mm (1.73 inch).
Test force is
565.3 ± 45.2 N (127.1 ± 10.2 lb).
Free length after test is
49.3 mm (1.94 inch).    
21     As required, Use the following shims:    
1 4J-7386 Shim     Thickness is
0.25 mm (0.010 inch).    
1 4J-7385 Shim     Thickness is
1.22 mm (0.048 inch).    
22     1     236-6419 Plug     Torque to
240 to 260 N·m (177 to 192 lb ft).    
23     1     7I-1248 Spring     Length under test force is
23.9 mm (0.94 inch).
Test force is
6.174 N (1.388 lb).
Free length after test is
28.0 mm (1.10 inch).    

Stick (2)



Illustration 5 g03408787

Typical example

Section D-D

Table 5
Item     Qty     Part     Specification Description    
–     Lubricate the O-ring seals and backup rings lightly with the lubricant that is being sealed.    
24     1     153-5276 Special Bolt     Before assembly, apply red Loctite 271 to the threads.
Torque to
50.0 to 59.8 N·m (36.9 to 44.1 lb ft).    
25     1     352-7058 Spring     Length under test force is
55.5 mm (2.19 inch).
Test force is
594.1 ± 29.7 N (133.6 ± 6.7 lb).
Free length after test is
62.27 mm (2.452 inch).    
26     1     236-6419 Plug     Torque to
240 to 260 N·m (177 to 192 lb ft).    
27     1     7I-1248 Spring     Length under test force is
23.9 mm (0.94 inch).
Test force is
6.174 N (1.388 lb).
Free length after test is
28.0 mm (1.10 inch).    

Boom (1)



Illustration 6 g03408790

Typical example

Section E-E

Table 6
Item     Qty     Part     Specification Description    
–     Lubricate the O-ring seals and backup rings lightly with the lubricant that is being sealed.    
28     –     Nut     Torque to
19.6 ± 2.0 N·m (173.5 ± 17.7 lb in).    
29     1     153-5276 Special Bolt     Before assembly, apply red Loctite 271 to the threads.
Torque to
50.0 to 59.8 N·m (36.9 to 44.1 lb ft).    
30     –     Nut     Torque to
58.8 ± 5.9 N·m (43.4 ± 4.4 lb ft).    
31     1     352-7122 Relief Valve Gp     Torque to
95 ± 14 N·m (70 ± 10 lb ft).    
32     1     352-7057 Spring     Length under test force is
55.5 mm (2.19 inch).
Test force is
390.1 ± 19.5 N (87.7 ± 4.4 lb).
Free length after test is
59.68 mm (2.350 inch).    
33     1     236-6419 Plug     Torque to
240 to 260 N·m (177 to 192 lb ft).    
34     1     7I-1248 Spring     Length under test force is
23.9 mm (0.94 inch).
Test force is
6.174 N (1.388 lb).
Free length after test is
28.0 mm (1.10 inch).    

Bucket



Illustration 7 g03408791

Typical example

Section F-F

Table 7
Item     Qty     Part     Specification Description    
–     Lubricate the O-ring seals and backup rings lightly with the lubricant that is being sealed.    
35     –     Nut     Torque to
19.6 ± 2.0 N·m (173.5 ± 17.7 lb in).    
36     1     153-5276 Special Bolt     Before assembly, apply red Loctite 271 to the threads.
Torque to
50.0 to 59.8 N·m (36.9 to 44.1 lb ft).    
37     –     Nut     Torque to
58.8 ± 5.9 N·m (43.4 ± 4.4 lb ft).    
38     2     352-7122 Relief Valve Gp     Torque to
95 ± 14 N·m (70 ± 10 lb ft).    
39     1     352-7057 Spring     Length under test force is
55.5 mm (2.19 inch).
Test force is
390.1 ± 19.5 N (87.7 ± 4.4 lb).
Free length after test is
59.68 mm (2.350 inch).    
40     1     236-6419 Plug     Torque to
240 to 260 N·m (177 to 192 lb ft).    
41     1     7I-1248 Spring     Length under test force is
23.9 mm (0.94 inch).
Test force is
6.174 N (1.388 lb).
Free length after test is
28.0 mm (1.10 inch).    

Attachment



Illustration 8 g03408792

Typical example

Section G-G

Table 8
Item     Qty     Part     Specification Description    
–     Lubricate the O-ring seals and backup rings lightly with the lubricant that is being sealed.    
42     1     153-5276 Special Bolt     Before assembly, apply red Loctite 271 to the threads.
Torque to
50.0 to 59.8 N·m (36.9 to 44.1 lb ft).    
43     2     6E-4816 Control Valve Plug Gp     Torque to
95 ± 14 N·m (70 ± 10 lb ft).    
44     1     352-7057 Spring     Length under test force is
55.5 mm (2.19 inch).
Test force is
390.1 ± 19.5 N (87.7 ± 4.4 lb).
Free length after test is
59.68 mm (2.350 inch).    
45     1     236-6419 Plug     Torque to
240 to 260 N·m (177 to 192 lb ft).    
46     1     7I-1248 Spring     Length under test force is
23.9 mm (0.94 inch).
Test force is
6.174 N (1.388 lb).
Free length after test is
28.0 mm (1.10 inch).    

Travel (Right Side)



Illustration 9 g03408793

Typical example

Section H-H

Table 9
Item     Qty     Part     Specification Description    
47     1     153-5276 Special Bolt     Before assembly, apply red Loctite 271 to the threads.
Torque to
50.0 to 59.8 N·m (36.9 to 44.1 lb ft).    
48     1     352-7059 Spring     Length under test force is
55.5 mm (2.19 inch).
Test force is
393.4 ± 19.5 N (88.4 ± 4.4 lb).
Free length after test is
60.03 mm (2.363 inch).    

Straight Travel and Heavy Lift



Illustration 10 g03408794

Typical example

Section K-K