Servicing Specifications - Kubota B1830 Workshop Manual

B1830,B2230,B2530,B3030, WSM

2. SERVICING SPECIFICATIONS

Pump Delivery at Engine rated rpm,
Oil Temperature 50 °C, 122 °F
[B1830, B2230, B2530]
Pump Delivery at Engine 2600 min
Oil Temperature 50 °C, 122 °F
[B3030]
Gears to Casing
Gear Shaft to Bushing
• Gear Shaft
• Bushing
Side Plate
Lift Arm
Relief Valve for 3-Points Hitch
[B1830, B2230, B2530]
Condition
• Engine Speed
-1
Approx. 2700 min (rpm)
• Oil Temperature
50 °C (122 °F)
Relief Valve for 3-Points Hitch
[B3030]
Condition
• Engine Speed
-1
Approx. 2600 min (rpm)
• Oil Temperature
50 °C (122 °F)
Relief Valve for Independent PTO Valve
[B1830, B2230, B2530]
• Engine Speed
-1
Approx. 2700 min (rpm)
Relief Valve for Independent PTO Valve
[B3030]
• Engine Speed
-1
Approx. 2600 min (rpm)
Hydraulic Cylinder
Item
At no pressure
At rated pressure
-1
(rpm), At no pressure
At rated pressure
Clearance
Clearance
O.D.
I.D.
Thickness
Free Play
Setting Pressure
Setting Pressure
Setting Pressure
Setting Pressure
I.D.
8-S3
HYDRAULIC SYSTEM
Factory Specification
Above 20.5 L/min.
5.4 U.S.gals/min.
4.5 Imp.gals/min.
Above 19.4 L/min.
5.1 U.S.gals/min.
4.3 Imp.gals/min.
Above 19.7 L/min.
5.2 U.S.gals/min.
4.3 Imp.gals/min.
Above 18.7 L/min.
4.9 U.S.gals/min.
4.1 Imp.gals/min.
–
0.020 to 0.091 mm
0.0008 to 0.0036 in.
14.970 to 14.980 mm
0.5894 to 0.5898 in.
15.000 to 15.061 mm
0.5906 to 0.5930 in.
2.48 to 2.50 mm
0.0976 to 0.0984 in.
5 to 10 mm
0.20 to0.40 in.
15.5 to 16.5 MPa
2
158 to 168 kgf/cm
2248 to 2393 psi
15.0 to 16.0 MPa
2
153 to 163 kgf/cm
2175 to 2320 psi
1.1 to 1.5 MPa
2
11.2 to 15.3 kgf/cm
160 to 218 psi
1.1 to 1.5 MPa
2
11.2 to 15.3 kgf/cm
160 to 218 psi
75.05 to 75.10 mm
2.955 to 2.956 in.
Allowable Limit
–
–
–
–
0.15 mm
0.0059 in.
0.12 mm
0.0047 in.
–
–
2.40 mm
0.0945 in.
–
–
–
–
–
75.15 mm
2.959 in.
KiSC issued 05, 2012 A