Cattini Oleopneumatica YAK 215/N Manual Uso Y Mantenimiento página 17

EN EN
THE JACK DOES NOT LIFT THE LOAD. THE JACK DOES NOT LIFT THE LOAD.
-Check that the tap POS. 9 A00542 POS. 9 A00542
- Check the oil level by means of the screw
- There is dirt underneath the valves: remove the casing, close the tap
cylinder is horizontal and the motor pump vertical, loosen the cap
springs and blow inside to thoroughly clean it. Reassemble and if necessary knock again the bearings
A00423 A00423 , then repeat the bleeding operation illustrated on the previous page. Put the jack back into its normal position
and reopen the tap.
THE JACK LIFTS, BUT COMES DOWN UNDER THE LOAD. THE JACK LIFTS, BUT COMES DOWN UNDER THE LOAD.
- There is dirt underneath the valves: remove the casing, close the tap
cylinder is horizontal and the motor pump vertical, loosen the cap
springs and blow inside to thoroughly clean it. Reassemble and if necessary knock again the bearings
A00423 A00423 , then repeat the bleeding operation illustrated on the previous page. Put the jack back into its normal position
and reopen the tap.
THE RAMS FAIL T THE RAMS F AIL TO GO BACK IN COMPLETEL O GO BACK IN COMPLETELY EVEN WITH THE CONTROLS IN DESCENT
POSITION. POSITION.
Check the suction-pump
- Check the head, POS. 19 - A00423 POS. 19 - A00423
OIL LEAKS FROM THE SILENCER OIL LEAKS FROM THE SILENCER
- Check that the pumping element
- Check that the seals,
OIL LEAKS FROM THE SUCTION PUMP OIL LEAKS FROM THE SUCTION PUMP
1. Check the quantity of oil in the tank, (see the "Oil level check" procedure in the "Maintenance for the end user"
section). If too much oil has been put in the jack, it will stop leaking very soon.
2. Check that the jack has been used observing the conditions listed previously, i.e. horizontally and not slanted. If the
jack has been turned upside down or tipped over, it will stop leaking very soon.
THE PISTONS ARE VER THE PIST ONS ARE VERY SLOW T
- Check that the tap, POS. 9 A00542 POS. 9 A00542
is open.
POS. 24 A00337 POS. 24 A00337
POS. 22 - A00423 POS. 22 - A00423 : remove it and clean it thoroughly.
, remove it and clean it thoroughly.
POS. 3 - A00423 POS. 3 - A00423
POS. 11 - A00423 POS. 11 - A00423
POS. 5, 9 - A00423 POS. 5, 9 - A00423 are not worn. If they are, replace them.
Y SLOW TO MOVE UP O MOVE UP
, located between the tank and motor pump is open.
on the tank.
POS. 9 A00542 POS. 9 A00542
POS. 16 A00423 POS. 16 A00423
POS. 9 A00542 POS. 9 A00542
POS. 16 A00423 POS. 16 A00423
Y EVEN WITH THE CONTROLS IN DESCENT
is not scored or damaged. If it is, replace it.
POS. 22 - A00423 POS. 22 - A00423
, turn the jack over so the
, remove the bearings and
POS. 12,14 - POS. 12,14 -
, turn the jack over so the
, remove the bearings and
POS. 12,14 - POS. 12,14 -
17