Loader Valve - Variable Flow, Removal And Replacement - jcb 214e Service Manual

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Section E
55 - 1
Removal and Replacement
! WARNING
Make the machine safe before working underneath it.
Park the machine on level ground, lower the arms. Apply
the parking brake, put the transmission in neutral and
stop the engine. Chock both sides of all four wheels.
Disconnect the battery, to prevent the engine being
started while you are beneath the machine.
GEN-1-2
!
DANGER
Hydraulic Pressure
Hydraulic fluid at system pressure can injure you. Before
disconnecting or connecting hydraulic hoses, stop the
engine and operate the controls to release pressure
trapped in the hoses. Make sure the engine cannot be
started while the hoses are open.
INT-3-1-11/1
Removal
1 Operate the valve block levers back and forth to vent
residual pressure.
2 Remove clevis pins A to disconnect the control levers
from the valve block spools.
3 Disconnect all hydraulic hoses from the valve block and
plug all orifices to prevent ingress of dirt. Label each
hose before disconnecting, this will ensure correct
position when refitting.
4 Loosen and remove nuts B, spacers C, the loader valve
and resilient mounts D.
Inspection
Inspect the resilient mounts D for damage, cracking etc. If
the mounts are suspect, then replace them with new ones.
9803/3280
Hydraulics
Loader Valve - Variable Flow
Purchased from www.WorkshopManuals.co.uk
Replacement
Replacement is a reversal of the removal sequence.
! WARNING
Fine jets of hydraulic fluid at high pressure can penetrate
the skin. Do not use your fingers to check for hydraulic
fluid leaks. Do not put your face close to suspected
leaks. Hold a piece of cardboard close to suspected
leaks and then inspect the cardboard for signs of
hydraulic fluid. If hydraulic fluid penetrates your skin, get
medical help immediately.
INT-3-1-10/1
After replacement check the auxiliary relief valve (A.R.V.)
pressure settings.
Note: All hydraulic adapters that are installed together with a
bonded sealing washer must also have sealant (JCB
Threadseal) applied to the threads of the adapter.
Section E
55 - 1
A
B
C D
S273910
Issue 1