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.