Section E - Hydraulics
Valves
Pressure Testing
E-142 E-142
9803-9340-8
Steering Priority Valve
Removal
!M
WARNING
Hydraulic Pressure
Hydraulic fluid at system pressure can injure you.
Before disconnecting or connecting hydraulic hoses
or couplings, vent the pressure trapped in the hoses in
accordance with the instructions given in this
publication.
HYD-1-5
Before working on the hydraulic system ensure that the
engine is switched off and the starter key removed.
Operate the control levers and steering wheel to vent the
hydraulic pressure.
Drain the hydraulic tank.
Remove the rear floor plate.
Disconnect all hydraulic hoses 1 from the valve ports.
Cover exposed connections to prevent ingress of dirt.
Mark the hoses to ensure correct reconnection.
Remove the securing nuts and bolts 2 and lift the valve 3
from the machine.
Replacement
Replacement is a reversal of the removal procedure.
If a new valve is being fitted it will be necessary to transfer
the adapters from the old valve. Use new ‘O’ rings.
Ensure all hoses and ports are clean and free from dirt.
Torque Settings
732890-1
Fig 12.
Item Nm kgf m lbf ft
2 56 5.7 42
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