
Issued 06-15
DIVISION/SECTION SECTION N°
8 UPPERSTRUCTURE HYDRAULICS
Depressurising and decontaminating the hydraulic system, use of the
vacuum pump and bleeding the components..........................................................................................8000
Specifications, troubleshooting, checks and
hydraulic pressure settings......................................................................................................................8001
Removal and installation of the hydraulic reservoir .....................................................................................8002
Removal and installation of the main hydraulic pump..................................................................................8003
Removal and installation of the main hydraulic control valve.......................................................................8004
Removal and installation of the attachment cylinders..................................................................................8005
Removal and installation of the hydraulic swivel..........................................................................................8006
Removal and installation of the pilot blocs....................................................................................................8007
Disassembly and assembly of the main hydraulic pump .............................................................................8010
Disassembly and assembly of the main hydraulic control valve ..................................................................8011
Disassembly and assembly of the attachment cylinders .............................................................................8012
Disassembly and assembly of the hand control levers ................................................................................8013
Disassembly and assembly of the foot control levers ..................................................................................8014
Disassembly and assembly of the cushion valve.........................................................................................8016
Removal and installation of the safety valve ................................................................................................8017
Disassembly and assembly of the swing motor ...........................................................................................8019
Hydraulic functions ......................................................................................................................................8020
Hydraulic component functions....................................................................................................................8030
9 UPPERSTRUCTURE
Removal and installation of the counterweight ............................................................................................9002
Removal and installation of the boom, dipper and bucket ...........................................................................9003
Removal and installation of the seat.............................................................................................................9004
Removal and installation of the cab and cab equipment .............................................................................9005
Air conditioner functions and troubleshooting..............................................................................................9006
Air conditioning unit .....................................................................................................................................9007
Air conditioning components........................................................................................................................9009
Large size hydraulic schematics............................................................................................................... Pocket
Large size hydraulic schematics (2PC)..................................................................................................... Pocket
Large size electrical schematics................................................................................................................ Pocket
NOTE: CNH Industrial reserves the right to make changes in the specification
and design of the machine without prior notice and without incurring any obliga-
tion to modify units previously sold.
The description of the models shown in this manual has been made in accord-
ance with the technical specifications known as of the date of design of this
document.
Specifications, troubleshooting, checks and
hydraulic pressure settings (Forestry Machine).......................................................................................8001
Disassembly and assembly of the main hydraulic pump (Forestry Machine)...............................................8010
Disassembly and assembly of the attachment cylinders (Forestry Machine)...............................................8012
Hydraulic functions (Forestry Machine)........................................................................................................8020
Hydraulic component functions (Forestry Machine).....................................................................................8030
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