For further information, please contact the RIVA After Sales Service Department.
| Problem | Cause | Corrective action |
| 1. The electric motor does not turn and the warning light on the control panel is off | No electric power supply | Check that the main magneto-thermal has been activated Check the status of the fuses of the control and main current; if necessary, replace them Possible presence of a short circuit; check the cables |
| 2. The electric motor does not turn and the warning light on the control panel is on | Presence of a foreign body in the tunnel, which blocks the propeller | Check and eliminate the cause of the block |
| 3. The motor turns too slowly | The battery is insufficiently charged The contact of the carbon blades is poor Presence of seaweeds or fishing line stuck in the propeller |
Adequately charge the batteries |
| 4. The motor turns (too) quickly but there is no propulsion | The safety pin has broken due to the presence of an object in the tunnel |
Replace the safety pin and eliminate the cause of the block of the propeller |
| 5. The thruster leaks oil inside the yacht | Damage to the circuit or to seals |
Check the hose and its connections and, if possible, repair the damage |
| 6. The thruster leaks oil but not inside the yacht | Damage to the circuit or to seals |
Check the sealing rings of the thruster shaft, at foot base |