Disassembling And Assembling; Hydraulic Pump (Power Steering, 3-Point Hydraulic System) - Kubota MX5100 Workshop Manual

MX5100, WSM

[2] DISASSEMBLING AND ASSEMBLING

(1) Hydraulic Pump (Power Steering, 3-Point Hydraulic System)

Preparation
1. Disconnect the PTO clutch delivery pipe (3), the power steering
delivery hose (9) and the power steering return hose (7) from the
regulator valve (11).
2. Remove the delivery pipe (12).
3. Disconnect the 3-points delivery pipe (4) from the 3-point system
hydraulic pump (6).
4. Slide the suction hose (2).
(When reassembling)
• Apply grease to the O-rings and take care not to damage them.
• Install the copper washers (14) firmly.
Independent PTO delivery
pipe joint bolt
Power steering delivery
Tightening torque
hose joint bolt
Regulator valve delivery
pipe joint bolt
(1) Hose Band
(2) Suction Hose
(3) PTO Clutch Delivery Pipe
(4) 3-Points Delivery Pipe
(5) Joint Bolt (PTO Clutch)
(6) Hydraulic Pump (3-Point System)
(7) Power Steering Return Hose
Regulator Valve and Hydraulic Pump Assembly
1. Loosen and remove the regulator valve mounting screws.
2. Take out the regulator valve (1).
3. Loosen and remove the hydraulic pump assembly mounting
screws and nuts, then take out the hydraulic pump assembly
(When reassembling)
• Apply grease to the O-ring and take care not to damage it.
Regulator valve mounting
screws
Tightening torque
Hydraulic pump assembly
mounting screw and nut
(1) Regulator Valve
8-S14
HYDRAULIC SYSTEM
34.3 to 39.2 N·m
3.5 to 4.0 kgf·m
25.3 to 28.9 lbf·ft
49.0 to 58.8 N·m
5.0 to 6.0 kgf·m
36.2 to 43.4 lbf·ft
39.2 to 49.0 N·m
4.0 to 5.0 kgf·m
29.0 to 36.2 lbf·ft
(8) Hose Band
(9) Power Steering Delivery Hose
(10) Joint Bolt (Power Steering)
(11) Regulator Valve
(12) Delivery Pipe
(13) Hydraulic Pump (Power Steering)
(14) Copper Washer
W1018543
17.6 to 20.6 N·m
1.8 to 2.1 kgf·m
13.0 to 15.2 lbf·ft
23.5 to 27.5 N·m
2.4 to 2.8 kgf·m
17.4 to 20.3 lbf·ft
(2) Hydraulic Pump Assembly
W1016911