7-S2
L4400 , WSM
STEERING
2. SERVICING SPECIFICATIONS
HYDRAULIC PUMP
W1013874
STEERING CONTROLLER
W1014010
Item
Factory Specification
Allowable Limit
Hydraulic Pump
Condition
Engine Speed :
Approx. 2800 min
-1
(rpm)
(Except L4330)
Approx. 2800 min
-1
(rpm) (L4330)
Rated Pressure
2WD: 8.0 to 9.0 MPa
81.6 to 91.8 kgf/cm
2
1160 to 1305 psi
4WD: 10.7 to 11.7 MPa
109 to 119 kgf/cm
2
1552 to 1697 psi
Oil Temperature
40 to 60 °C
104 to 140 °F
Delivery at No
Pressure
Delivery at Rated
Pressure
Above
17.9 L/min
4.73 U.S.gals./min
3.94 Imp.gals./min
Above
17.6 L/min
4.65 U.S.gals./min
3.87 Imp.gals./min
–
15.7 L/min
4.15 U.S.gals./min
3.45 Imp.gals./min
Housing
Depth of Scratch
–
0.09 mm
0.0035 in.
Bushing to Gear Shaft
Clearance
0.020 to 0.081 mm
0.0067 to 0.0110 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 0.984 in.
2.40 mm
0.0945 in.
Item
Factory Specification
Allowable Limit
Relief Valve
Condition
Engine Speed : Maximum
Oil Temperature : 40 to 60 °C
104 to 140 °F
Setting Pressure
2WD
8.0 to 9.0 MPa
81.6 to 91.8 kgf/cm
2
1160 to 1305 psi
–
Setting Pressure
4WD
10.7 to 11.7 MPa
109 to 119 kgf/cm
2
1552 to 1697 psi
–
KiSC issued 07, 2007 A
Tractor Manuals Scotland - Please Do Not Copy
Tractor Manuals Scotland
