Kubota WSM 07-E3B Series - Servicing

CONTENTS
SERVICING
1. TROUBLESHOOTING ......................................................................................S-1
2. SERVICING SPECIFICATIONS ......................................................................S-5
3. TIGHTENING TORQUES ..............................................................................S-18
[1] TIGHTENING TORQUES OF SCREWS, BOLTS AND NUTS FOR
GENERAL USE.........................................................................................S-18
[2] TIGHTENING TORQUES OF THE SCREWS, BOLTS AND NUTS
FOR SPECIAL USE ................................................................................S-19
4. CHECKING, DISASSEMBLING AND SERVICING......................................S-22
[1] CHECKING AND ADJUSTING ...............................................................S-22
(1) Engine Body........................................................................................S-22
(2) Lubricating System .............................................................................S-24
(3) Cooling System...................................................................................S-24
(4) Fuel System ........................................................................................S-27
(5) Electrical System ................................................................................S-31
(6) Turbocharger ......................................................................................S-35
(7) EGR System .......................................................................................S-36
[2] DISASSEMBLING AND ASSEMBLING..................................................S-40
(1) Draining Oil and Coolant.....................................................................S-40
(2) External Components .........................................................................S-41
(3) Exhaust Gas Recirculation (EGR) ......................................................S-43
(4) Cylinder Head and Valves ..................................................................S-45
(5) Thermostat..........................................................................................S-52
(6) Injection Pump Unit.............................................................................S-53
(7) Water Pump and Oil Cooler ................................................................S-65
(8) Front Cover .........................................................................................S-65
(9) Flywheel and Timing Gears ................................................................S-66
(10)Piston and Connecting Rod ................................................................S-72
(11)Crankshaft and Crankcase .................................................................S-77
(12)Starter .................................................................................................S-79
(13)Alternator ............................................................................................S-79
[3] SERVICING ..............................................................................................S-82
(1) Cylinder Head and Valves ..................................................................S-82
(2) Timing Gears ......................................................................................S-91
(3) Piston and Connecting Rod ................................................................S-98
(4) Crankshaft.........................................................................................S-103
(5) Cylinder.............................................................................................S-109
(6) Oil Pump ...........................................................................................S-110
(7) Relief Valve.......................................................................................S-110
(8) Starter ...............................................................................................S-111
(9) Alternator ..........................................................................................S-113
KiSC issued 06, 2020 A