ENGLISH 21 / 78 CAP. 6 - MAINTENANCE
For replacement, comply with the instructions outlined below:
1. disconnect the HP and LP hoses from other systems/circuits or vehicles and close the quick
couplers
2. the unit turns on and empties the hoses.
3. Confirm to have already worn the personal protective equipment (PPE) and follow the safety
regulations in force.
DANGER OF CONTACT WITH R134a REFRIGERANT and motor vehicle A/C system oil
4. Before opening the doors of the equipment, turn off the switch and disconnect the machine
from the mains.
DANGEROUS VOLTAGE HAZARD
5. Remove the screws that fix the rear door of the unit.
6. Unscrew the 2 connection nuts of the filter by means of the Allen wrenches.
7. Remove the straps that wind up the filter
8. Install the new filter paying attention to the position of gaskets and to the direction of the
arrow indicating the fluid flowing direction.
9. Screw the two connection nuts of the filter.
10. Close the equipment before reconnecting it to the mains.
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