8-S14
L4400 , WSM
HYDRAULIC SYSTEM
[2] DISASSEMBLING AND ASSEMBLING
(1) Hydraulic Pump (Power Steering, Three Point Hydraulic System)
Preparation
1. Remove the side cover RH (11).
2. Disconnect the independent PTO delivery pipe (5), power
steering delivery hose (4) and power steering return hose (3)
from the regulator valve (2).
3. Remove the delivery pipe (8).
4. Disconnect the 3P delivery pipe 2 (7) from the three point system
hydraulic pump (6).
5. Disconnect the suction rubber hose (1).
(When reassembling)
• Apply grease to the O-rings and take care not to damage them.
• Install the copper washers (9) firmly.
W1018543
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.
W1016911
Tightening torque
Independent PTO delivery
pipe joint bolt
34.3 to 39.2 N·m
3.5 to 4.0 kgf·m
25.3 to 28.9 ft-lbs
Power steering delivery
hose joint bolt
49.0 to 58.8 N·m
5.0 to 6.0 kgf·m
36.2 to 43.4 ft-lbs
Delivery pipe (8) joint bolt
39.2 to 49.0 N·m
4.0 to 5.0 kgf·m
29.0 to 36.2 ft-lbs
(1) Suction Rubber Hose
(2) Regulator Valve
(3) Power Steering Return Hose
(4) Power Steering Delivery Hose
(5) Independent PTO Delivery Pipe
(6) Hydraulic Pump
(Three Point System)
(7) 3P Delivery Pipe
(8) Delivery Pipe
(9) Copper Washers
(10) Hydraulic Pump (Power Steering)
(11) Side Cover RH
Tightening torque
Regulator valve mounting
screws
17.6 to 20.6 N·m
1.8 to 2.1 kgf·m
13.0 to 15.2 ft-lbs
Hydraulic pump assembly
mounting screw and nut
23.5 to 27.5 N·m
2.4 to 2.8 kgf·m
17.4 to 20.3 ft-lbs
(1) Regulator Valve
(2) Hydraulic Pump Assembly
KiSC issued 07, 2007 A
Tractor Manuals Scotland - Please Do Not Copy
Tractor Manuals Scotland
