TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download
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Remove 1. Remove 20 hex head screws(A) and lock washers and remove five cylinder head plates. 2. Remove plate nut (B) from front cylinder head end plate. 3. Remove two hex head screws (C) and lock washers and remove front end plate. 4. Remove plate nut (D) from rear cylinder head end plate. 5. Remove two hex head screws (E) and lock washers and remove rear end plate. Note. The cylinder head plates on the left side of the engine are removed or installed in the same manner, except for the plates surrounding the oil filler and oil level indicator tubes (be- tween cylinders lL, 2L, and 3L). Install 1. Position rear cylinder head end plate and install two hex head screws (E) and lock washers securing plate. 2. Install plate nut (D) on end plate. 3. Position front cylinder head end plate and install two hex head screws (C) and lock washers securing plate. 4. Install plate nut (B) on end plate. 5. Position five cylinder head plates and install 20 hex head screws (A) and lock washers securing plates. Figure 5-51. Removing or installing cylinder head plates-right side. Figure 5-52. Removing or installing oil filler and oil level indicator tube plates - engines with one piece oil filler tube. Remove Note. The oil filler and oil level indicator tubes must be removed before cylinder head plates between cylinder Nos. 1L, 2L, and 3L can be removed. 1. Remove two machine screws (A) and lock washers and remove oil filler tube plate. 2. Remove two machine screws (B) and lock washers and remove oil level indicator tube plate. Install 1. Position oil level indicator tube plate and install two machine screws (B) and lock washers securing plate. 2. Position oil filler tube plate and install two machine screws (A) and lock washers securing plate. 5-28