64
0585-M005-2
RAV 733 - RAV 733 I
5
PROBLEM
CAUSE
SOLUTION
Machine not working
Machine carries out rise
movement but not descent
Descent is carried out at
extremely slow speed
The motor is working
properly but lifting cannot
be carried out
The motor is working
properly but the rise speed
is extremely slow
The rated capacity
cannot be raised
Platforms not
syncronised
Release cylinders not
working
a) Main switch to “0”
b) Transformer fuse or general
protective fuses interrupted
c ) Electrical system faulty
d) Rise limit switch with open contacts
(blocked, broken or not
connected).
e) Thermal motor probe activated.
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
a) Calibrating valve not
working properly.
b) Worn or damaged pump.
a) Alignment valve faulty.
b) Worn seals in hydraulic cylinders.
a) Release solenoid valve not working
properly.
b) Worn or damaged release cylinder
seal.
c ) Pneumatic hoses damaged or
throttled
a) Turn to “I”.
b) Replace used fuses.
If a fuse interrupts again, find the
cause of the problem
c ) Check efficiency, components
and connections (push-buttons,
contactor, thermal probe, transformer).
d) Reset the limit switch and replace if
necessary.
e) Wait for reset
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
a) Ask for dealer’s assistance.
b) Check pump efficiency and replace if
necessary.
a) Check that tap R (fig. 25) is closed.
Clean valve if necessary and bleed air.
b) Replace seals.
a) See “Maintenance” chapter.
b) Replace seal.
c ) Check hoses.
5.
PROBLEMS
Some problems which may arise while using the lift are listed here below. Ravaglioli 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.
Tab. 7
Содержание RAV 733
Страница 10: ...10 0585 M005 2 RAV 733 RAV 733 I 0 Fig 3 3500 1600 RAV 733...
Страница 12: ...12 0585 M005 2 RAV 733 RAV 733 I 0 Fig 4 Fig 5 A...
Страница 16: ...16 0585 M005 2 RAV 733 RAV 733 I 1 Fig 8 PS1B P1B P1A P1A P1 P2 PS1A P1B PS1B B B A C D...
Страница 20: ...20 0585 M005 2 RAV 733 RAV 733 I 2 Fig 10 17 000 Kg 17 000 Kg 17 000 Kg 17 000 Kg...
Страница 28: ...28 0585 M005 2 RAV 733 RAV 733 I 2 Fig 14...
Страница 30: ...30 0585 M005 2 RAV 733 RAV 733 I 2 Fig 15 Fig 16 P1 P2 A...
Страница 34: ...34 0585 M005 2 RAV 733 RAV 733 I Fig 18 2 A P1 P2 R C A A A S...
Страница 36: ...36 0585 M005 2 RAV 733 RAV 733 I 2 Fig 19 FC1 FC5 P1 B...
Страница 38: ...38 0585 M005 2 RAV 733 RAV 733 I 2 Fig 20 Fig 21 1150 1222 1120 116 RAV 733 I...
Страница 40: ...40 0585 M005 2 RAV 733 RAV 733 I 2 Fig 22 Fig 23...
Страница 42: ...42 0585 M005 2 RAV 733 RAV 733 I 2 Fig 24 Fig 25 1 PS2A e B...
Страница 44: ...44 0585 M005 2 RAV 733 RAV 733 I 2 Fig 26...
Страница 46: ...46 0585 M005 2 RAV 733 RAV 733 I 2 Fig 27 Fig 28 1 4 7 4 8 9...
Страница 48: ...48 0585 M005 2 RAV 733 RAV 733 I 2 Fig 29 FC1 FC2 FC5 P1...
Страница 56: ...56 0585 M005 2 RAV 733 RAV 733 I 3 Fig 32 5 2 3 1...
Страница 58: ...58 0585 M005 2 RAV 733 RAV 733 I 4 Fig 33 2 5 1 3 4...
Страница 60: ...60 0585 M005 2 RAV 733 RAV 733 I 4 Fig 34 SL1 1...
Страница 70: ...70 0585 M005 2 RAV 733 RAV 733 I 6 EV4 EV3 EV2 EV1 EV5 EV6 EV8 EV9 Fig 36...
Страница 72: ...72 0585 M005 2 RAV 733 RAV 733 I 6 Fig 38 Fig 37 1 7 2 3 4 2 5 6 1 2...
Страница 112: ...112 0585 M005 2 RAV 733 RAV 733 I 11 VERIFICA OCCASIONALE DATA FIRMA INSTALLATORE OCCASIONAL INSPECTIONS DATE SIGNATURE...