Never reach into the metering head during operation. Page 17 repeats the lockout/tagout procedure: Disconnect battery or unplug mains power before clearing any jam. If you upload a scan or describe the illustrations/diagrams on your page 17, I can rewrite this to match the exact machine model (e.g., "Paperpot Transplanter," "Honda Nursery Tractor," or "BCCS Soil Block Press").
| Parameter | Target Setting | Adjustment Method | | :--- | :--- | :--- | | | 2× seed diameter | Loosen thumb screw (Fig. 17-A) on the press wheel arm. Rotate cam to position A (shallow) or C (deep). | | Cell-to-Cell Spacing | 35 mm ± 1 mm | Use the digital encoder (Menu > Calibration > Spacing). Run 50 cells manually, then measure with a ruler. | the nursery machine page 17
It seems you are referring to a specific from a manual, catalog, or textbook about a nursery machine (e.g., a tree seedling transplanting machine, soil block maker, or automated nursery tray filler). Never reach into the metering head during operation