1. Power supply check

We measure voltages, phases, and frequency where required.

2. Protection check

We check fuses, RCDs, and the proper operation of protective devices.

3. Wiring check

We check continuity, polarity, grounding, and insulation.

4. Load check

We measure current, temperature, and any imbalance.

5. Documentation

We record the measurements to have a reference point for future diagnosis.