TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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TM 9-2320-366-20-2 Change 1 2-1829/(2-1830 Blank) (1) Inspect M1086/M1089 coupler bearing attaching bolts and nuts for tightness. Tighten nuts to 66-81 lb-ft (90-110 N·m). (2) Inspect M1086/M1089 coupler bearing for any observable movement. (3) If any movement is observed at M1086/ M1089 coupler bearing, notify DS Maintenance.