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. Cut locking wire and remove three drilled head cap screws (A) and flat washers attaching oil pump assembly to crankcase. 2. Cut locking wire and remove two drilled head cap screws (B) and flat washers. 3. Loosen remaining drilled head cap screw (C) as oil pump assembly is being removed. 4. Remove oil pump assembly (D) from crankcase. Install 1. Position oil pump assembly (D) in crankcase assembly. 2. Tighten drilled head cap screw (C) as oil pump is being installed. 3. Install two drilled head cap screws (B) and flat washers and install locking wire securing screws. 4. Install three drilled head cap screws (A) and flat Note. This cap screw (C) cannot be removed washers securing oil pump to until oil pump is disassembled. locking wire securing screws. Figure 5-149. Removing or installing oil pump assembly. crankcase and install 5-85