TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
Page 1104 of 1632
TM 9-2320-366-20-2 g1. DRIVE SHAFT OR UNIVERSAL JOINT UNUSUALLY NOISY WHEN OPERATING (CONT) TEST OPTIONS Visual inspection REASON FOR QUESTION KNOWN INFO POSSIBLE PROBLEMS Notify DS Maintenance. 2-1828 Change 1 Drive shaft properly lubricated. Universal joint(s) bearing cap screws tight. Universal joints OK. Drive shaft OK. Faulty M1086/M1089 coupler bearing or attaching hardware. Faulty M1086/M1089 intermediate front drive shaft. 5. Drive shaft may operate unusually noisy if M1086/ M1089 coupler bearing or attaching hardware is not secure. Tighten M1086/M1089 coupler bearing nuts to 66-81 lb-ft (90-110 N·m). YES NO Are M1086/M1089 coupler bearing and attaching hardware secure?