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DOT Code: 564.662-010

Industry: logging
Alternate Titles: chipper

Operates trailer-mounted grapple-loader and chipping machine to reduce logs and logging waste to wood chips: Controls loading boom and power-grapple attachment to pick up logs and place them on feed conveyor. Adjusts speed and opening of feed rolls according to log diameter, and activates feed rolls that pushes log through chipper unit. Monitors gauges and adjusts speed and opening of feed rolls to prevent equipment strain. Replaces defective chipping knives, using wrenches and feeler gauges. May control opening of debarking spuds (tined rotating drums) that remove bark from log before chipping.

GOE: 06.02.03 STRENGTH: M GED: R3 M1 L2 SVP: 4 DLU: 77