D9T Track-Type Tractor Hydraulic System – Transmission Hydraulic Control



Illustration 1 g02722907

Front view

Table 1
Specification for 202-2721 Transmission Hydraulic Control Gp    
Item     Qty     Part     Specification description    
1     2     116-2236 Spring     Length under test is
50.6 mm (1.99 inch).    
Test force is
262.4 ± 13.1 N (59.0 ± 2.9 lb).
Free length after test is
64.81 mm (2.552 inch).
2     4     8M-4432 O-Ring Seal     Before assembly, lubricate lightly with the lubricant that is being sealed.    
3     1     125-5341 Nut     Torque to
9 ± 1 N·m (80 ± 9 lb in).    



Illustration 2 g02722908

Section A-A

Table 2
Specification for 202-2721 Transmission Hydraulic Control Gp    
Item     Qty     Part     Specification description    
4     10     1D-4540 Bolt     Torque to
30 ± 4 N·m (266 ± 35 lb in).    
5     4     0S-1619 Bolt     Torque to
48 ± 4 N·m (35 ± 3 lb ft).    



Illustration 3 g02722909

Control valve (Transmission)

Table 3
Specification for 202-2721 Transmission Hydraulic Control Gp    
Item     Qty     Part     Specification description    
6     1     106-9212 Spring     Length under test is
62.0 mm (2.44 inch).    
Test force is
528 ± 26 N (119 ± 6 lb).
Free length after test is
78.07 mm (3.074 inch).
7     1     5B-3180 Nut     Torque to
18 ± 4 N·m (159 ± 35 lb in).    
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