349D2 MHPU Mobile Hydraulic Power Unit Machine System Boom Cylinder Lines Caterpillar


Boom Cylinder Lines
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349D2 MHPU Mobile Hydraulic Power Unit Machine System [M0065452]
HYDRAULIC SYSTEM
CYLINDER GP
349D2 MHPU Mobile Hydraulic Power Unit Machine System Boom Cylinder Lines


Illustration 1g06022460
Top view

Table 1
Specification for 323-7218 Boom Cylinder Lines Gp 
Item  Qty  Part  Specification Description 
123-2158 Guard  Before assembly, apply Loctite Spray Adhesive to the frame. 
319-9727 Hose As  Torque to 160 ± 16 N·m (118 ± 12 lb ft)
109-2013 Guard  Before assembly, apply Loctite Spray Adhesive to the frame. 
434-8214 Pressure Sensor Gp  Before assembly, apply a thin layer of the hydraulic oil to the outside diameter of the male threads of pressure sensor.
Torque to 100 ± 10 N·m (74 ± 7 lb ft)


Illustration 2g06022464
Right side view

Table 2
Item  Qty  Part  Specification Description 
9F-2167 Purge Screw  Torque to 18.0 ± 2.5 N·m (159.3 ± 22.1 lb in)

Information System:

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C9.3 Tier 4 Final Engines Cylinder Head
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Replacement Procedure for the Return Hose Assemblies on Certain 308E2 Excavators {5057, 5068}
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