110
ZMLE
Rev. 2.0
TROUBLE SHOOTING
09-TROUBLESHOOTING (Generale)
PROBLEMS
PROBABLE CAUSE
REMEDIES
Hydraulic oil
overheating
(over 80°C)
Excessive material to chop
Reduce advance speed
Hydraulic system requires checking
Get an authorised FERRI workshop to check the
state of the filter, the hydraulic pipes, the setting
of the valves etc.
Malfunctioning heat exchanger
Check the electric system for the heat exchanger
and thermostat
Excessive rotor rpm
Check the tractor PTO rpm and reduce it as
prescribed for the machine in use
Excessive backlash in
the arms and joints
Worn pins or bushes
Replace
Flail-holder rotor
speed is lower than
expected
Loose belts
Restore right belt tightness
The flail head shifts
backward during
working
Incorrect max. pressure valve setting Have valve pressure setting checked at
authorised Ferri workshops
Leakage of oil from hydraulic ram
Check the hydraulic ram oil seals and sealing in
general and have repairs or replacements made
at authorised Ferri workshops
Advance speed excessive for the
type of working being performed
Reduce advanced speed
Arm lower
involuntarily
Excessive oil leakage from the
hydraulic ram; oil seals worn-out
inside the hydraulic ram
Check the hydraulic ram oil seals and sealing in
general and have repairs or replacements made
at authorised Ferri workshops
Excessive stiffness of
the arm during work
Incorrect max. pressure valve setting Have valve pressure setting checked at
authorised Ferri workshops
Belts overheating
Belt slipping.
Excessive belt tension
Check the pre-tension of the belts
Working speed not suitable to the
quantity of material to chop
Reduce work speed
Flails touching the ground
Adjust height of cut
Содержание ZMLE Series
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Страница 98: ...98 ZMLE Rev 2 0 ROUTINE MAINTENANCE Page left intentionally blank 07 Messa in parcheggio o deposito THFLC...
Страница 114: ...114 ZMLE Rev 2 0 SCRAPPING AND DISPOSAL Page left intentionally blank 10 DEMOLIZIONE E SMALTIMENTO...
Страница 116: ...116 ZMLE Rev 2 0 WARRANTY Page left intentionally blank 11 GARANZIA...
Страница 122: ...122 ZMLE Rev 2 0 OPTIONAL UNITS Page left intentionally blank 12 Comandi con distributore ZMT ZMTE...
Страница 123: ...NOTES...