Chart B - All Backhoe Services Slow To Operate - jcb 214e Service Manual

www.WorkshopManuals.co.uk
Section D
37 - 3
Fault Finding

Chart B - All Backhoe Services Slow to Operate

START
Is the pilot supply valve oil filter
blocked?
NO
Is the pilot oil pressure low?
NO
Is the pilot supply valve operating
correctly? Remove the valve stem
YES
and check for signs of
contamination or sticking.
YES
Are the joystick linkages worn? Check
the condition of the universal joints
and actuator plates on the pilot
control valves.
9803/3280
Precision Control (Servo)
YES
YES
NO
See Pilot Control Valves, Dismantling,
Inspection and Assembly.
Purchased from www.WorkshopManuals.co.uk
Controls
Renew filter. Remove any
contamination. Check condition of
hydraulic oil, drain and replace if
necessary.
See Section 3, Routine Maintenance.
Adjust as required.
See Service Procedures, Testing the
Repair or renew as applicable.
Section D
Pilot Pressure.
See Electrical Connections.
A402370
37 - 3
Issue 1