After filling the tank
1. Operate each loader function to its end positions.
2. Operate the loader to parking position.
3. Check and top up the oil tank to max level on the tank gauge.
4. Bleed the system.
8.8. Troubleshooting
8.8.1. Faults in the loader
Faults in the loader must be rectified immediately.
DANGER
• Only correct yourself the faults that according to the table you may rectify.
• Follow the instructions exactly!
• All other faults may be dealt with only by personnel in a HIAB service workshop!
Fault
Probable cause
Action
The hydraulic pump makes a
noise. Three causes:
Warning!
Stop using the loader
immediately!
Oil tank filler cap air
filter is blocked.
Clear the blockage or
replace the entire filler cap.
Oil level in the tank is
too low.
Top up the oil tank and bleed
the hydraulic system.
The pump is faulty.
Go to a HIAB service
workshop.
The stabiliser extensions do not
slide out.
The extensions are
still locked.
Unlock the extensions.
Hydraulic fault.
Go to a HIAB service
workshop.
The slewing movements are
irregular or cause abnormal
noises.
Insufficient oil in the
hydraulic system.
Top up the oil tank.
Insufficient oil in the
gear box.
Top up the oil in the gear
box to the required level.
Bearing assemblies
and pinion are not
properly lubricated.
Lubricate the bearing while
slewing.
Bearing assemblies
or pinion are
damaged.
Go to a HIAB service
workshop.
Add-on equipment does not work
properly.
Connectors not
properly connected.
Reconnect the add-on
equipment according to the
instructions.
Other defect.
Go to a HIAB service
workshop.
Maintenance and Service
58
HIAB J14S J24S
