Case C80 - Hydraulic Specifications

1002-4
Hydraulic Specifications
HYDRAULIC PUMP
Hydraulic pump -
Standard capacity
CS0/60 C70/80/90/100
N/A
59 L/min
(15.6 US gpm)
Hydraulic pump - 62 L/min 540/750 PTO - 66 L/min (17.4 US gpm)
High capacity (16.4 US gpm) 540/1000 PTO - 68 L/min (18.0 US gpm)
Flow to Remotes -
N/A
48 L/min
Standard capacity hydraulic pump (12.7 US gpm)
Flow to Remotes - 49 L/min 540/750 PTO - 55 L/min (14.2 US gpm)
High capacity hydraulic pump (12.9 US gpm) 540/1000 PTO - 57 L/min (15.0 US gpm)
Pump gear (No. of teeth) -
540/750 PTO - 19 teeth
Standard capacity hydraulic pump
540/1 000 PTO - 23 teeth
Pump gear (No. of teeth) -
N/A
540/750 PTO TYPE - 17 teeth
High capacity hydraulic pump
540/1000 PTO TYPE - 20 teeth
Pump mounting plate thickness - 5.31 to 5.43 mm
Standard capacity hydraulic pump (0.209 to 0.213 inch)
Pump mounting plate thickness - 7.86 to 7.98 mm
High capacity hydraulic pump (0.309 to 0.314 inch)
Steering Relief Valve Pressure ......................................................... 141 to 148 bar 2050 to 2150 psi
Pilot Relief Valve Pressure .......................................................................... 172 bar 2494 psi
Priority Flow Divider (Flow at all engine speeds) ........................... 10.5 to 12 L/min 2.8 to 3.2 US gpm
Auxiliary Remote Detent Kick-out Pressure ............................... 144. 7 to 172.3 bar 2100 to 2500 psi
Steering Relief Valve Pressure ......................................................... 141 to 148 bar 2050 to 2150 psi
Forward/Reverse Regulator Pressure ........................................................... 22 bar 320 psi
Powershift Regulator Pressure ...................................................................... 22 bar 320 psi
MFD Regulator Pressure ............................................................................... 22 bar 320 psi
PTO Pressure ....................................................................................... 15 to 17 bar 220 to 250 psi
Steering Regulator Return Flow .................................................... 10.5 to 12 L/min 2.8 to 3.2 US gpm
Oil Cooler Flow .............................................................................. 10.5 to 12 L/min 2.8 to 3.2 US gpm
Hydraulic Oil Type ..................................................................................................................... Case Hy-Tran® Plus
Hydraulic Oil Test Temperature ...................................................................... 49' C 120' F
FLOW DIVIDER SPRING
Free Length ........................................................................................ 60.23 mm
PTO PRESSURE REGULATOR VALVE SPRING
Free Length ........................................................................................ 45.44 mm
OIL COOLER/LUBRICATION SYSTEM BYPASS VALVE SPRING
Free Length ........................................................................................ 48.00 mm
PTO CONTROL SPOOL ASSEMBLY
Heavy Duty Spring
Free Length .................................................................................... 37.77 mm
Light Duty Spring
Free Length .................................................................................... 46.99 mm
Return Spring
Free Length .................................................................................... 70.61 mm
UNLOADING VALVE SPRING
Free Length ........................................................................................ 39.88 mm
Don 7-70920
2.37 inch
1.79 inch
1.88 inch
1.49 inch
1.85 inch
2.78 inch
1.57 inch
Issued 9-97