ENGLISH
Code 9828093379 ed 00 05/2020 53
23.0 REPLACE THE OIL SEPARATOR FILTER AND THE OIL FILTER (FIG. 28)
BEFORE CARRYING OUT ANY MAINTENANCE THE MACHINE MUST BE STOPPED, CUT OFF THE
MACHINE FROM THE ELECTRICAL MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION CIRCUIT,
CHECK THAT THE MACHINE IS NOT UNDER PRESSURE.
N.B. INTERNAL PRESSURE IS AUTOMATICALLY DISCHARGED AFTER ABOUT 30 SECONDS WHEN THE MACHINE IS TURNED
OFF
Proceed as follows:
- Open the front panel Ref. 1 Fig. 28 with the special key.
- Remove the fixed protection device (machine cover) Ref. 2 Fig. 28.
- Remove the oil separation filter Ref. 3 and oil filter Ref. 4 Fig. 28.
- Lubricate the filter seals with a little oil before fitting.
- Tightening must be done by hand.
-
Close the fixed protection (machine cover) Ref. 2 Fig. 28 device again, using the appropriate safety screws.
- Close the panel Ref. 1 Fig. 28.
24.0 BELT TENSION (HP 3-4-5,5-7,5-10 / kW 2,2-3-4-5,5-7,5) (FIG. 29)
BEFORE CARRYING OUT ANY MAINTENANCE THE MACHINE MUST BE STOPPED, CUT OFF THE
MACHINE FROM THE ELECTRICAL MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION CIRCUIT,
CHECK THAT THE MACHINE IS NOT UNDER PRESSURE.
Tightening or retightening new belts
Proceed as follows:
- Open the front panel Ref. 1 Fig. 29 with the special key.
- Remove the fixeds protections device Ref. 2, 3, 4 Fig. 29.
- Loose the screws by half a turn Ref. 5 Fig. 29.
- Adjust the belt tension by turning the screws Ref. 6 Fig. 29
- Close the screws again Ref. 5 (
) Fig. 29.
- The belt tensioning values are indicated with a label on the element-motor frame. The force and deflection varies with the
power of the unit, and with the total running hours of the belt.
-
Close the fixeds protections Ref. 2, 3, 4 Fig. 29 device again, using the appropriate safety screws.
- Close the panel Ref. 1 Fig. 29.
25.0
REPLACING THE BELT (
HP 3-4-5,5-7,5-10 / kW 2,2-3-4-5,5-7,5) (FIG. 29)
BEFORE CARRYING OUT ANY MAINTENANCE THE MACHINE MUST BE STOPPED, CUT OFF THE
MACHINE FROM THE ELECTRICAL MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION CIRCUIT,
CHECK THAT THE MACHINE IS NOT UNDER PRESSURE.
Proceed as follows:
- Open the front panel Ref. 1 Fig. 29 with the special key.
- Remove the fixeds protections device Ref. 2, 3, 4 Fig. 29.
- Remove the internal support oil cooler (n°3 screws M6).
- Loose the screws by half a turn Ref. 5 Fig. 29.
- Release belt tension by unscrewing the screw Ref. 6 (2X) Fig. 29.
- Dismantle and remove the belt Ref. 9 Fig. 29 and fit the new belt following the instructions in reverse order.
-
To set belt tension, proceed as given in Chap. 24.0.
-
Reassemble the internal support oil cooler (n°3 screws M6).
-
Reassemble the permanent protections Ref. 2, 3, 4 Fig. 29 fixing them in place with the special safety screws
- Close the panel Ref. 1 Fig. 29.
FIG. 28
4
3
1
2
