Disassembling And Assembling; Hydraulic Pump - Kubota B2301 Workshop Manual

B2301, B2601, WSM

[2] DISASSEMBLING AND ASSEMBLING

(1) Hydraulic Pump

Removing Hydraulic Pump
1. Open the bonnet then remove the side cover (R.H.) and
disconnect the battery grounding cord.
2. Disconnect the connector of the engine stop solenoid and
accelerator rod.
3. Disconnect the power steering delivery hose (3).
4. Remove the engine stop solenoid.
5. Disconnect the suction hose (4).
6. Disconnect 3-points hitch delivery pipe (2) and the hydraulic
pump (1).
(When reassembling)
• Apply liquid gasket (Three Bond 1206D or equivalent) to engine
stop solenoid.
(1) Hydraulic Pump
(2) 3-Point Hitch Delivery Pipe
Hydraulic Pump Cover, Side Plate and Gear
1. Secure the hydraulic pump with a vise, and remove the
hydraulic pump cover (6) with casing (5).
2. Remove the side plate (4).
3. Remove the drive gear (3) and driven gear (2) from the casing
(1).
(When reassembling)
• Be careful not to damage the O-ring.
• Align the holes of the cover and casing (1).
• Install the side plate (4), noting its location and direction.
• Install the gears (2), (3), noting its direction.
Hydraulic pump cover
Tightening torque
mounting screw
(1) Casing
(2) Driven Gear
(3) Drive Gear
Oil Seal
1. Remove the internal snap ring (2), and remove the oil seal (1).
(When reassembling)
• If the oil seal is damaged, worn or scratched, replace it.
(1) Oil Seal
7-S9
HYDRAULIC SYSTEM
(3) Power Steering Delivery Hose
(4) Suction Hose
9Y1211156HYS0010US0
35 to 39 N·m
3.5 to 4.0 kgf·m
26 to 28 lbf·ft
(4) Side Plate
(5) Casing
(6) Hydraulic Pump Cover
9Y1211156HYS0011US0
(2) Internal Snap Ring
9Y1211156HYS0012US0
KiSC issued 11, 2014 A