Maintenance - Automatic Systems BL 227 EVO Technical Manual

14. Loosen the four M10 fastening nuts of the flange.
15. Remove the assembly and proceed with the assembly of the new gear motor.
16. Reinstall in reverse order and check the proper functioning of the barrier.

8.5. MAINTENANCE

All maintenance or servicing must be performed with the power switched off and in accordance with the safety
warnings ( Chap. 2. Safety warnings, page 4).
Every year (*)
- Ensure internal screws and bolts are properly tightened (torque): bearings, gear motor, hub, sensors, spring assembly, arm
attachment, base attachment, etc.
- Clean the body and the arm with a soft cloth impregnated with a non-aggressive detergent.
- For very sunny countries, it is advisable to treat the exterior of the body with a glossing product.
- Shut off the electrical power supply and check the behaviour of the arm:
• For models with automatic raising, the arm should rise completely but without violently hitting the end stop.
• For models without automatic raising, the arm should be able to rise manually with some effort.
- Blow out the electronic board + frequency converter assembly so as to remove any deposits of exhaust particles.
Every two years (*)
- Ensure screws and bolts are properly tightened (torque): bearings, gear motor, hub, sensors, spring assembly, arm
attachment, base attachment, etc.
- Check the state of the electrical connections.
- Check the sole plate for the absence of leaks.
- Check the inside of the barrier for cleanliness.
(*) To be adapted according to equipment operating conditions, especially when the equipment is located in an oxidizing climate (e.g. near the ocean).
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BL 227 EVO