TECALEMIT TEC4004 - Chapter 7: Troubleshooting; Fault Diagnosis and Remedies

7 INCONVENIENTI E RIMEDI
GUI DA ALLA RI CER CA DEI GUA STI.
la ri cer ca dei gua sti e gli even tua li in ter ven ti di ri pa ra zio ne ri-
chie do no il ri spet to di TUT TE LE PRE CAU ZIO NI DI SI CU REZ-
ZA in di ca te al ca pi to lo 6 “Ma nu ten zio ne” ed al ca pi to lo 3 “Si-
cu rez za”.
POSSIBILI INCONVENIENTI
E RIMEDI CONSEGUENTI.
CHAPTER 7 TROUBLESHOOTING
FAULT DIAGNOSIS
Operations of fault diagnosis and relative repairs must be carried
out in full respect of ALL SAFETY PRECAUTIONS indicated
in chapter 6 “Maintenance” and chapter 3 “SAFETY”.
POSSIBLE FAULTS AND
CORRECTIVE ACTION
In con ve nien te Pos si bi le cau sa Ri me dio
Il sol le va to re non
sale con pul san te
pre mu to
Fu si bi le bru cia to
Olio non suf fi cien te
Per di te nel la li nea
idrau li ca
Pon te so vrac ca ri ca-
to
Mi cro in ter rut to re non
in fun zio ne
Fune rot ta
Gua sto im pian to
elet tri co
So sti tui re fu si bi le
Ri pri sti na re li vel lo
olio
Ri pri sti na re la li nea
To glie re del ca ri co
So sti tui re (chia ma re
ser vi zio as si sten za)
So sti tui re (chia ma re
ser vi zio as si sten za)
Chia ma re ser vi zio
as si sten za
Il sol le va to re non
scen de
Og get to estra neo
Elet tro val vo la bloc-
ca ta
Gua sto im pian to
elet tri co
To glie re l’og get to
So sti tui re l’e let tro val-
vo la (chia ma re ser vi
-
zio as si sten za)
Chia ma re ser vi zio
as si sten za
Il sol le va to re non
sol le va fino alla po si-
zio ne mas si ma
Man can za olio Ag giun ge re olio
Il mo to re cen tra li na
sur ri scal da
Gua sto nel mo to re
Vol tag gio non cor ret-
to
Chia ma re ser vi zio
as si sten za
Ve ri fi ca re vol tag gio
Usu ra pom pa ad in-
gra nag gi (pom pa ru-
mo ro sa)
Olio con ta mi na to
Mon tag gio er ra to
Cam bia re olio
Chia ma re ser vi zio
as si sten za
Per di ta olio dal ci lin-
dro idrau li co
Guar ni zio ni dan neg-
gia te
So sti tui re le guar ni-
zio ni dan neg gia te
Fault Pos sib le cau se Ac tion
The lift does not
move up when the
LIFT button is pres -
sed
Fuse blown
Insufficient oil
Leakage from
hydraulic circuit
Change fuse
Top up oil
Repair circuit
Excess weight on lift Reduce load
Microswitch is not
wor king
Replace (call service
cen tre)
Lifting cable is broken Replace (call service
cen tre)
Electrical system fail-
ure
Call service centre
The lift will not lower Blocked by obstruc-
tion
Remove the obstruc-
tion
Solenoid valve is
loc ked
Replace the solenoid
valve (call service
centre)
Elec trical system
fault
Call the service
centre
The lift will not lift to Insufficient oil Top up the oil
the maximum height
The hydraulic power Faulty motor Call service centre
unit motor is over -
hea ting Incorrect supply Check voltage
vol ta ge
Gear pump is worn Contaminated oil Change oil
(noisy operation)
Incorrect assembly Call service centre
Oil leaking from Damaged seals Re place damaged
hydraulic cylinder seals
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