STEERING
B1220, B1620, B1820, WSM
7-S4
(EU)
9Y1210272STS0002US0
Item
Factory Specification
Allowable Limit
Steering Wheel
Operation Torque Condition
• Engine Speed
Maximum
• Oil Temperature
45 to 55 °C (113 to 131 °F)
Play
Less than
10 N·m
7.0 kgf·m
7.4 lbf·ft
5.0 to 30 mm
0.20 to 1.1 in.
–
–
Power Steering Relief Valve
Steering Pressure Condition
• Engine Speed
Approx. 2800 min
-1
(rpm)
• Oil Temperature
45 to 55 °C (113 to 131 °F)
9.30 to 9.80 MPa
94.9 to 100 kgf/cm
2
1350 to 1420 psi
–
Pump Delivery
At no load
7.9 L/min.
2.1 U.S.gals/min.
1.7 Imp.gals/min.
–
Steering Gear Box to Rack (Piston)
• Gear Box Bore
• Rack (Piston)
Clearance
I.D.
O.D.
0.030 to 0.079 mm
0.0012 to 0.0031 in.
61.000 to 61.030 mm
2.4016 to 2.4027 in.
60.951 to 60.970 mm
2.3997 to 2.4003 in.
0.14 mm
0.0055 in.
–
–
Rack (Piston) Assembly
Axial Play
0 to 0.02 mm
0 to 0.0007 in.
0.004 mm
0.002 in.
Valve Housing to Sleeve
• Sleeve
• Valve Housing
Clearance
O.D.
I.D.
0.17 to 0.28 mm
0.0067 to 0.011 in.
35.77 to 35.83 mm
1.409 to 1.410 in.
36.00 to 36.05 mm
1.418 to 1.419 in.
0.40 mm
0.016 in.
–
–
Sector Gear Shaft to Rack (Piston)
Backlash
Deflection
measured at
pitman arm end
Less than
0.30 mm
0.012 in.
–
KiSC issued 07, 2011 A
Summary of Contents for B1220
Page 1: ...WORKSHOP MANUAL TRACTOR B1220 B1620 B1820 KiSC issued 07 2011 A ...
Page 3: ...I INFORMATION KiSC issued 07 2011 A ...
Page 9: ...INFORMATION B1220 B1620 B1820 WSM I 5 EU 9Y1210272INI0002US0 KiSC issued 07 2011 A ...
Page 13: ...G GENERAL KiSC issued 07 2011 A ...
Page 68: ...1 ENGINE KiSC issued 07 2011 A ...
Page 126: ...2 CLUTCH KiSC issued 07 2011 A ...
Page 127: ...CONTENTS 1 LINKAGE MECHANISM 2 M1 MECHANISM KiSC issued 07 2011 A ...
Page 141: ...3 TRANSMISSION KiSC issued 07 2011 A ...
Page 177: ...4 REAR AXLE KiSC issued 07 2011 A ...
Page 178: ...CONTENTS 1 STRUCTURE 4 M1 MECHANISM KiSC issued 07 2011 A ...
Page 186: ...5 BRAKES KiSC issued 07 2011 A ...
Page 203: ...6 FRONT AXLE KiSC issued 07 2011 A ...
Page 204: ...CONTENTS 1 STRUCTURE 6 M1 MECHANISM KiSC issued 07 2011 A ...
Page 218: ...7 STEERING KiSC issued 07 2011 A ...
Page 244: ...8 HYDRAULIC SYSTEM KiSC issued 07 2011 A ...
Page 274: ...9 ELECTRICAL SYSTEM KiSC issued 07 2011 A ...
Page 277: ...ELECTRICAL SYSTEM B1220 B1620 B1820 WSM 9 M2 EU 2 B1220 WITH OPC TYPE KiSC issued 07 2011 A ...