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Textron Jacobsen 600 Series User Manual

Textron Jacobsen 600 Series
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HYDRAULICS
--1
SECTION 8
HYDRAULICS
8A Repair, Service Tools, and Materials .............................................................................................................. 1
Materials Required................................................................................................................................... 1
Specifications ........................................................................................................................................... 3
8B Failure Analysis .............................................................................................................................................. 5
General .................................................................................................................................................... 5
8C General Instructions........................................................................................................................................ 7
General .................................................................................................................................................... 7
Hydraulic Tube and Hose Fittings ............................................................................................................ 8
37° Flare Fittings...................................................................................................................................... 8
Hose Installation Instructions ................................................................................................................... 8
O-Ring Boss Fittings ................................................................................................................................ 8
ORS (Face Seal) Fittings ......................................................................................................................... 9
8D Hydrostatic Traction Pump.............................................................................................................................11
General ..................................................................................................................................................11
Removal................................................................................................................................................. 13
Disassembly........................................................................................................................................... 14
Inspection............................................................................................................................................... 17
Assembly................................................................................................................................................ 18
Installation.............................................................................................................................................. 20
8E Front and Rear Traction Motors.................................................................................................................... 21
Traction Circuit ....................................................................................................................................... 21
Front Traction Motor............................................................................................................................... 21
Rear Traction Motor ............................................................................................................................... 22
Traction Motor Repair............................................................................................................................. 23
Four Wheel Drive Rear Wheel Motor Check Valves .............................................................................. 35
Traction Circuit Hot Oil Shuttle Valve ..................................................................................................... 36
Differential Lock Valve............................................................................................................................ 37
8F Implement Pump........................................................................................................................................... 39
General .................................................................................................................................................. 39
Removal................................................................................................................................................. 39
Repair..................................................................................................................................................... 40
Installation.............................................................................................................................................. 41
8G Deck Valve.................................................................................................................................................... 43
General .................................................................................................................................................. 43
Removal................................................................................................................................................. 43
Repair..................................................................................................................................................... 43
Installation.............................................................................................................................................. 44
8H Deck Motor ................................................................................................................................................... 45
General .................................................................................................................................................. 45
Removal................................................................................................................................................. 45
Repair..................................................................................................................................................... 45
Installation.............................................................................................................................................. 46
8I Lift/Lower Valve ............................................................................................................................................ 47
General ................................................................................................................................................. 47
Removal................................................................................................................................................. 47
Installation.............................................................................................................................................. 47
8J Lift Cylinder................................................................................................................................................... 49
General .................................................................................................................................................. 49
Removal................................................................................................................................................. 49
8

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Textron Jacobsen 600 Series Specifications

General IconGeneral
BrandTextron
ModelJacobsen 600 Series
CategoryLawn Mower
LanguageEnglish

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