STEERING
L3560, L4060, L4760, L5060, L5460, L6060, WSM
7-S4
4. CHECKING AND ADJUSTING
[1] STEERING CONTROLLER
Relief Valve Setting Pressure Test
1. Disconnect the power steering hose L.H..
2. Install the power steering tee fitting adaptor to the steering
cylinder and connect the power steering hose L.H..
3. Install the adaptor
D
to the power steering tee fitting adaptor and
set the cable and pressure gauge.
4. Start the engine and set the engine speed at maximum speed.
5. Fully turn the steering wheel to the left and read the pressure
when the relief valve functions.
6. Stop the engine.
7. If the pressure is not within the factory specifications, check the
pump delivery line or replace the steering controller assembly.
Condition
• Engine speed
Maximum
• Oil temperature
40 to 60 °C (104 to 140 °F)
9Y1210824STS0004US0
Power steering relief
valve setting pressure
Factory
specifica-
tion
L3560
L4060
10.7 to 11.7 MPa
110 to 119 kgf/cm
2
1560 to 1690 psi
L4760
L5060
L5460
L6060
12.7 to 13.7 MPa
130 to 139 kgf/cm
2
1850 to 1980 psi
Tightening torque
Power steering hose
retaining nut
25 to 29 N·m
2.5 to 3.0 kgf·m
18 to 21 lbf·ft
KiSC issued 03, 2016 A