51
9
9. PROBLEMS
Some problems which may arise while using the lift are listed here below. The company declines all responsibility for damages to people, animals
and objects caused by unauthorized staff. Moreover, if faults occur you are advised to contact the technical service (After-Sales) to receive advice
and information on how to carry out work and/or adjustments in maximum safety conditions, thus avoiding the risk of causing damages to people,
animals and objects.
Technical service is required. Intervention by others prohibited.
PROBLEM
CAUSE
SOLUTION
Machine not working
Machine carries descent
movement but not out rise
Machine carries out rise
movement but not
descent
Descent is carried out at
extremely slow speed
The motor is working pro-
perly but lifting cannot
be carried out
The motor is working pro-
perly but the rise speed is
extremely slow
The rated capacity
cannot be raised
Stop during down-shift
The pawl release lever does
not disengage.
Release cylinders not working
a) Power supply voltage
b) Electrical system faulty
Motor heat probe switched-off
a) Descent solenoid valve blocked in
closed position
a) The flow regulating valve is not
working properly
a) Descent solenoid valve blocked in
open position.
b) Pump suction filter clogged.
c) Drive joint broken
d) Calibrating valve not
working properly
a) The descent solenoid valve is
partially open.
b) Pump suction filter partially
clogged
c) Worn or damaged pump
d) Calibrating valve not
working properly
e) Worn seals in hydraulic cylinders.
a) Calibrating valve not
working properly.
b) Worn or damaged pump.
a) Possible obstacle under the pla-
tform
b) latch in
a) Slackened connecting wire.
a) Release solenoid valve not working
properly.
b) Worn or damaged release cylinder seal.
c) Pneumatic hoses damaged or throttle
a) Check the voltage of the power cord
Check the main switch of the lift
Check the fuses mounted on the line
Check transformer controls and corrsponding
fuses
b) Check efficiency, components
and connections (push-buttons, contactor,
thermal probe, transformer).
Wait for the cooling resetting
a) See “Maintenance” chapter
a) See “Maintenance” chapter
a) See “Maintenance” chapter.
b) Clean filter
c) Replace joint
d) Ask for technical
assistance
a) See “Maintenance” chapter.
b) Clean filter.
c) Replace pump.
d) Ask for technical
assistance
e) Replace seals.
a) Ask for dealer’s assistance.
b) Check pump efficiency and replace if neces-
sary.
a) Remove obstacle
b) check latches
a) Adjust.
a) See “Maintenance” chapter.
b) Replace seal.
c) Check hoses.
0575-M010-2
Summary of Contents for RAV1450N
Page 8: ...8 Fig 1 2 1 3 4B 4A 1 0575 M010 2 RAV1450N RAV1450P...
Page 12: ...12 2 Fig 3 3200 Kg 1400 0575 M010 2...
Page 14: ...14 3 Fig 4 Fig 5 0575 M010 2...
Page 20: ...20 4 4 Fig 8 F F F F F F F F 0575 M010 2...
Page 24: ...24 5 Fig 10 A A A A 1 1 2 3 4 5 5 OK B B 4 0575 M010 2...
Page 26: ...26 5 Fig 11A 1 2 1 2 1 2 3 Fig 11 0575 M010 2...
Page 28: ...28 5 A 1 EV2 1 1 2 3 13 mm 0575 M010 2...
Page 32: ...32 5 Fig 14 3 1 2 4 5 9 mm Fig 14A 4B 0575 M010 2 RAV1450N RAV1450P...
Page 34: ...34 5 Fig 16 4 1 2 3 3 5 6 7 7 Fig 15 9 8 0575 M010 2...
Page 36: ...36 5 Fig 17 0575 M010 2...
Page 42: ...42 6 Fig 19 1 0575 M010 2...
Page 44: ...44 6 2 3 1 Fig 20A 4 5 Fig 20 0575 M010 2 RAV1450P RAV1450N...
Page 48: ...48 8 Fig 22 1 3 2 0575 M010 2...
