Jonas Shirk makes 2-row Deere planters and is experimenting with Shop-Vacs as an alternative to drive vacuum meters. The original hydraulic fan drive is an option on the 7200 and newer planters available from JM Shirk Mfg. (Vol. 41, No. 6).
However, if hydraulics are not available, the Shop-Vac equipped with an inverter provides an electric power option.
“Most planters have hydraulic drives, but the Shop-Vac drive is quieter, and the components are....
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