Troubleshooting for the T-Rex™ and T-Rex™ Jr. Rotary Extractors.
| Problem | Possible Cause | Solution |
|---|---|---|
| Motor makes bad grinding sound. | Bad pinion gear. | For T-Rex with black gearbox: Order replacement gear (Part # H914). |
| For T-Rex with chrome gearbox: Order replacement gear (Part # H129). | ||
| For T-Rex Jr.: Order replacement gear (Part # H237). | ||
| Machine bounces when running on carpet. | Loose cleaning head. | Make sure all screws on cleaning head are tight and that the cleaning head is screwed on properly. |
| Power not reaching motor. | Bad speed control board or potentiometer. | If power is going to the E382 speed control board but not reaching the motor, replace board with E397 rectifier. |
| Smoking, sparking, shaking, cycling, noticeably weaker or nonfunctional motor. | Worn motor carbon brushes. | Replace carbon brushes. |