Kubota L2800 Workshop Manual

8-S2
L2800, L3400, WSM
HYDRAULIC SYSTEM
2. SERVICING SPECIFICATIONS
POWER STEERING HYDRAULIC PUMP
W1013874
RELIEF VALVE (POWER STEERING)
W1013874
Item Factory Specification Allowable Limit
Hydraulic Pump
Condition
• Engine speed :
Approx. 2800 min
-1
(rpm) (L2800)
Approx. 2700 min
-1
(rpm) (L3400)
• Rated Pressure :
[L2800, L3400] (2WD)
6.9 to 7.9 MPa
70 to 80 kgf/cm
2
995 to 1138 psi
[L2800, L3400] (4WD)
10.8 to 11.8 MPa
110 to 120 kgf/cm
2
1564 to 1707 psi
• Oil Temperature : 40 to 60 °C
104 to 140 °F
Delivery at No
Pressure (L2800)
Delivery at No
Pressure (L3400)
Delivery at Rated
Pressure (L2800)
Delivery at Rated
Pressure (L3400)
Above
16.1 L/min.
4.25 U.S.gals./min.
3.54 Imp.gals./min.
Above
15.6 L/min.
4.12 U.S.gals./min.
3.43 Imp.gals./min.
Above
15.0 L/min.
3.96 U.S.gals./min.
3.30 Imp.gals./min.
Above
14.5 L/min.
3.83 U.S.gals./min.
3.19 Imp.gals./min.
–
–
13.5 L/min.
3.57 U.S.gals./min.
2.97 Imp.gals./min.
13.1 L/min.
3.46 U.S.gals./min.
2.88 Imp.gals./min.
Housing Bore Depth of Scratch – 0.09 mm
0.0035 in.
Bushing to Gear Shaft Clearance 0.020 to 0.081 mm
0.0008 to 0.0032 in.
0.15 mm
0.0059 in.
Gear Shaft O.D. 14.970 to 14.980 mm
0.5894 to 0.5898 in.
–
Bushing I.D. 15.000 to 15.051 mm
0.5906 to 0.5926 in.
–
Side Plate Thickness 2.48 to 2.50 mm
0.0976 to 0.0984 in.
2.40 mm
0.0945 in.
Relief Valve
Condition
• Engine Speed : Maximum
• Oil Temperature : 50 to 60 °C
122 to 140 °F
Setting Pressure
[2WD]
8.3 to 9.3 MPa
85 to 95 kgf/cm
2
1209 to 1351 psi
–
Setting Pressure
[4WD]
11.1 to 12.1 MPa
113 to 123 kgf/cm
2
1607 to 1749 psi
–
KiSC issued 08, 2007 A
Tractor Manuals Scotland - Please Do Not Copy
Tractor Manuals Scotland

Kubota L2800 Specifications

General

Engine Type	Diesel
Engine Power	28 hp
Type	Compact utility tractor
Rear tire size	11.2-24
PTO Horsepower	23.5 hp
Weight	2, 425 lbs
Drive	4WD
Front tire size	5.00-15 (2WD)