NORAUTO N20 Manual página 46

Number of users
EN
Net weight
Note: All heights are with rated load. The lifting range is without saddle
rise.
REACTION ON SUPPORTS (WHEELS) UNDER RATED LOAD
Lower saddle
Upper saddle
MAINTENANCE OF JACK AND PROCEDURES IN THE EVENT OF FAILURE
ENSURE THAT YOU TAKE ADEQUATE PROTECTIVE MEASURES WHEN
USING THE JACK (HANDS, ARMS, etc.)
Once per year
- Bleed the air from the hydraulic unit (see corresponding section).
- Check that the screws and nuts are tight.
Problems and
symptoms
The jack cannot lift
the load.
The jack does not
hold the load.
The jack cannot
be raised to the
maximum height.
The jack does not
lower fully.
45
2
14.5 kg
Stationary wheels
8650N
5840N
Likely cause and solution
1. The lowering bolt is not tight.
- Turn the lowering bolt to the right until tightened.
2. There is air in the jack:
Bleed the jack (see corresponding section).
3. The oil level is too low.
- Arrange for the jack to be inspected by a
technician. When filling oil, the properties of the
hydraulic fluid and the fill levels must be observed.
4. See number 1 above.
5. The hydraulic system is clogged with dirt.
6. See 2 and 3 above.
7. See number 5 above.
8. The return spring is worn out or loose.
- Lubricate all moving parts of the lifting device
on a regular basis and clean or replace the return
spring.
Swivelling wheels
1350N
4160N