NUT 5337365 - Caterpillar

Introduction
This Special Instruction provides the information that is necessary to install 255-5713 Control Valve and Mounting Gp on Certain 320D Excavators.Safety Section
Personal injury can result from hydraulic oil pressure and hot oil.Hydraulic oil pressure can remain in the hydraulic system after the engine has been stopped. Serious injury can be caused if this pressure is not released before any service is done on the hydraulic system.Make sure all of the attachments have been lowered, and the oil is cool before removing any components or lines. Remove the oil filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand.
Parts Section
Refer to Table 1 for the required parts to install 255-5713 Control Valve and Mounting Gp .
Table 1
Required Parts    
Item     Qty     Part Number     Description    
1     2     4J-8998     Seal    
2     5     7X-2475     Bolt    
3     1     259-7378     Valve Gp    
4     2     1P-3702     Rectangular Seal    Installation Procedure
Illustration 1 g01943504
Install seals (1) and (4) in valve assembly (3) .
Install valve assembly (3) on main control valve (A) .
Torque bolts (2) to 240 40 N m (177 29.5 lb ft).