TM 9-2815-225-34&P 3-64.  WATER PUMP REPAIR (Contd) LOCATION/ITEM ACTION REMARKS d.  Assembly (Contd) CAUTION Prior to installing the pipe plugs in the bearing bore of the water pump assembly, install a grease fitting and lubricate the ball bearings until you can see grease through the outer ball bearing. 37. Two pipe plugs (4) Install on water pump assembly Coat with liquid thread sealant. (1). 38. Pipe plug (5) Install on water pump assembly Coat with liquid thread sealant. (1). 39. New seal (12) Install on water pump assembly Lip of new seal (12) must be (1). toward bearings (8) and installed even with top edge of bore.  Use oil seal driver (ST-1191) and oil seal pilot (3375180). 40. New seat and seal Install on water pump assembly Coat brass part of outside assembly (3) (1). diameter with Loctite.  Apply one drop only of Loctite between new seat and seal assembly (3) and shaft (7).  Use water pump seal mandrel (3375448). 3-534