Posi-Plus Line Runner 700-40, Руководство оператора

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Oct-18-700 Operation Page 31 of 34
Section 9 - Troubleshooting
Normal operation of the aerial device may be interrupted by a failure or malfunction in the
engine or hydraulic system. The chart below summarizes trouble situations, with typical
symptoms and troubleshooting procedures.
Troubleshooting chart
Symptom Possible Cause Corrective Action
All functions
stop working. Pump, PTO or clutch failure. Repair or replace PTO, clutch or pump. Stow
the booms using the Emergency lowering DC
pump system.
Low fluid level in reservoir. Check fluid level. Add fluid to the Full mark.
Use correct type of fluid.
Oil reservoir gate valves closed. Check gate valves and open if they were
closed.
Emergency stop has been
applied at a control station
Put the Emergency stop button to working
position.
Severe
hydraulic leak. Failure of hose, tube, fitting, seal,
etc.
Replace defective component.
Upper controls
stop working Emergency stop switch in the
"stop" position. Move the emergency stop switch to the
working position.
One-hand control (upper
controls' joystick) damaged. Replace the joystick. Stow the booms using
the lower controls.