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Table of Contents
page
ID Tag ........................................................................................................................................................... 3
Required Tools.............................................................................................................................................. 3
Introduction and Part Names ........................................................................................................................ 4
Exploded View Drawing ................................................................................................................................ 5
Minor Repairs: ............................................................................................................................................. 6
Control Valve Inspection......................................................................................................................... 6
Orifice Installation ................................................................................................................................... 7
Shaft Seal Replacement ......................................................................................................................... 8
Valve Block Inspection ........................................................................................................................... 9
Major Repairs: Disassembly ................................................................................................................... 11
Shaft Seal and Control Valve ............................................................................................................... 11
Valve Block ........................................................................................................................................... 12
End Cover and Servo Pistons .............................................................................................................. 14
Mounting Flange, Servo Pistons and Trunnions................................................................................... 16
Swashplate, Shaft and Cylinder Block.................................................................................................. 18
Major Repairs: Reassembly .................................................................................................................... 19
Slipper Clearance ................................................................................................................................. 19
Trunnions and Servo Pistons ............................................................................................................... 20
Minimum Displacement Setting ............................................................................................................ 21
Mounting Flange, End Cover Bearing and Shaft End Play................................................................... 24
End Cover, Valve Block and Control Valve .......................................................................................... 26
Shaft Seal ............................................................................................................................................. 28
Special Tools............................................................................................................................................... 28
Hydraulic Fluid Recommendations ............................................................................................................. 30
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