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 . Slide pressure driven impeller (A) from oil pump driven impeller shaft. 2. Remove driven impeller shaft (B) from pressure housing. Install 1. Install driven impeller shaft (B) in pressure housing. 2. Slide pressure driven impeller (A) on oil pump driven impeller shaft. Figure 6-78. Removing or installing oil pump driven impeller and shaft. Remove 1. Remove Woodruff key (A) from impeller drive shaft. 2. Remove drilled head bolt (B) and lock plate. 3. Cut locking wire and remove five slotted nuts (C) and flat washers attaching pressure housing cover to pressure housing. 4. Separate and remove cover (D) from housing. Install 1. Position pressure housing cover (D) on pressure housing. 2. Install five slotted nuts (C) and flat washers securing cover on housing and install locking wire securing nuts. 3. Position lock plate on cover and install drilled head bolt (B). 4. Install Woodruff key (A) in impeller drive shaft. Figure 6-79. Removing or installing pressure housing cover (FSN 2815-679-4965 oil pump). 6-81