Removing Power Steering Hydraulic Pump - Kubota M5040 Workshop Manual

M5040, M6040, M7040, WSM
[2] PREPARATION

(1) Removing Power Steering Hydraulic Pump

Hydraulic Flow Test (Continued)
[Power Steering Pump Delivery]
Condition
• Engine speed : Approx. 2600 min
• Rated pressure : 18.1 MPa
185 kgf/cm
2631 psi
• Oil temperature : 50 to 60 °C
122 to 140 °F
Hydraulic pump delivery
Factory spec.
at no pressure
Factory spec.
Hydraulic pump delivery
at rated pressure
Allowable limit
Hydraulic Pump Assembly
1. Place the disassembling stand under the transmission case and
right rear wheel.
2. Remove the right rear wheel.
3. Remove the differential lock rod (1).
4. Remove the 3-point hitch delivery pipe 1 (6) and delivery pipe 2
(3) with outlet block (7).
5. Disconnect the suction pipe (5).
6. Disconnect the power steering delivery pipe (2).
7. Remove the hydraulic pump (4).
(When reassembling)
Rear wheel mounting nut
Tightening torque
3-point hitch delivery pipe
2 retaining nut
(1) Differential Lock Rod
(2) Power Steering Delivery Pipe
(3) 3-point Hitch Delivery Pipe 2
(4) Hydraulic Pump
7-S6
STEERING
-1
(rpm)
2
Above 21.8 L/min.
5.76 U.S.gals./min.
4.80 Imp.gals./min.
21.4 L/min.
5.65 U.S.gals./min.
4.71 Imp.gals./min.
18.0 L/min.
4.76 U.S.gals./min.
3.96 Imp.gals./min.
260 to 304 N·m
26.5 to 31.0 kgf·m
191.8 to 224.2 lbf·ft
107.9 to 117.7 N·m
11.0 to 12.0 kgf·m
79.6 to 86.8 lbf·ft
(5) Suction Pipe
(6) 3-point Hitch Delivery Pipe 1
(7) Outlet Block
W1011083
W1016819
KiSC issued 06, 2008 A