Kubota M6800S Workshop Manual page 403

M6800 · M6800S · M8200 · M9000, WSM
RELIEF VALVE [Individual Flow Type]
Relief Valve
Condition
• Engine Speed
Maximum
• Oil Temperature
45 to 55 °C
113 to 131 °F
RELIEF VALVE [Combined Flow Type]
Relief Valve
Condition
• Engine Speed
Maximum
• Oil Temperature
45 to 55 °C
113 to 131 °F
CYLINDER SAFETY VALVE [M6800(S)]
Cylinder Safety Valve
CYLINDER SAFETY VALVE [M8200 · M9000]
Cylinder Safety Valve
HYDRAULIC CYLINDER [M6800(S)]
Cylinder Bore
Hydraulic Arm Shaft to Bushing
Hydraulic Arm Shaft
Bushing
Plate and Spool Joint
Item
Setting Pressure
Setting Pressure
Opening Pressure
Opening Pressure
I.D.
Clearance (Right)
Clearance (Left)
O.D. (Right)
O.D. (Left)
I.D. (Right)
I.D. (Left)
Distance
8-S3
HYDRAULIC SYSTEM
Factory Specification
18.6 to 19.1 MPa
2
190 to 195 kgf/cm
2702 to 2773 psi
19.1 to 19.6 MPa
2
195 to 200 kgf/cm
2773 to 2845 psi
21.1 to 22.6 MPa
2
215 to 230 kgf/cm
3058 to 3271 psi
23.1 to 24.5 MPa
2
235 to 250 kgf/cm
3342 to 3356 psi
90.000 to 90.050 mm
3.54330 to 3.54527 in.
0.049 to 0.154 mm
0.00193 to 0.00606 in.
0.049 to 0.149 mm
0.00193 to 0.00587 in.
49.950 to 49.975 mm
1.96653 to 1.96752 in.
44.950 to 44.975 mm
1.76968 to 1.77067 in.
50.024 to 50.104 mm
1.96944 to 1.97259 in.
45.024 to 45.099 mm
1.77259 to 1.77555 in.
62.0 to 63.0 mm
2.44 to 2.48 in.
Allowable Limit
–
W1013874
–
W1013973
–
W1011184
–
W1062871
90.15 mm
3.5492 in.
0.50 mm
0.0197 in.
0.50 mm
0.0197 in.
–
–
–
–
–
W1011310
KiSC issued 03, 2008 A