TM-9-2320-365-20-2 LMTV Unit Maintenance Manual M1078 Series - Volume 2 Download

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g1. DRIVE SHAFT OR UNIVERSAL JOINT UNUSUALLY NOISY WHEN OPERATING TM 9-2320-365-20-2 2-1598 Change 1 INITIAL SETUP Equipment Conditions Engine shut down (TM 9-2320-365-10). Tools and Special Tools Tool Kit, Genl Mech (Item 44, Appendix C) Goggles, Industrial (Item 15, Appendix C) 1. TEST OPTIONS Visual inspection REASON FOR QUESTION YES START WARNING Read WARNING on following page. TEST OPTIONS Visual inspection REASON FOR QUESTION 2. NO KNOWN INFO Drive shaft may operate unusually noisy if not secure. Are universal joint(s) bearing cap screws secure? Drive shaft properly lubricated. POSSIBLE PROBLEMS Loose universal joint(s) bearing cap screws. Worn universal joints. Faulty drive shaft. Replace universal joint(s) bearing cap screws (para 9-2). YES Drive shaft may operate unusually noisy if not properly lubricated. KNOWN INFO Nothing. POSSIBLE PROBLEMS Drive shaft requires lubrication. Loose universal joint(s) bearing cap screws. Worn universal joints. Faulty drive shaft. NO Is drive shaft properly lubricated? Lubricate drive shaft (Appendix H).