Manutan A047444, User Manual

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7
6.1 Periodic Maintenance
Periodic maintenance will prolong the lifetime of the machine. See the table
below for period of maintenance.
6.3 How To Expel Air From The Pump Unit
Lift the table to the lowest position, open the discharge valve, then step on the
pedal lever up and down and open the lowering valve to expel the air.
6.2 Oil
1) Add oil
If the table can not lift to maximum height, you should add oil. Restore the
fluid level in the reservoir to 2mm below the oiling hole, this must be with
the table in the lowest position.
2) Change oil
Drain the oil in pump unit. Then add oil as item 1).
3) Use the hydraulic type oil according to the table below.
6. Maintenance
7. Trouble Shooting
Item
Front and rear roller Check wearing, lubrication of bearing and ·
bearing housing
Brake Check whether it functions properly , add grease ·
Oil lever ·
Pump unit
Change oil ·
Check function of safety valve ·
Operating pedal lever system ·
Inspection Content
Cycle
1 mth 6 mths 12 mths
-20ºC ~ +40ºC L-HV46 Hydraulic oil
Temperature Oil
1
2
3
The table cannot be lifted to
maximum height.
The table cannot be lifted up.
The table cannot be be lowered.
- Not enough hydraulic oil
- Not enough hydraulic oil.
- The oil has impurities.
- Discharge valve is out of
adjustment.
- Air in the hydraulic oil.
- The rod is deformed resulting
from seriously unbalanced load.
- A part has been broken or been
deformed resulting from
unbalanced load.
- The regulating bolt of discharge
valve is not in the correct
position.
- Add more oil.
- Change the oil.
- Adjust the regulating bolt.
- Expel the air (See `item 6.3).
- Replace the rod.
- Repair or replace component.
- Adjust the regulating bolt.
- Add more oil.
No. Trouble Cause Action