TM 9-2815-225-34&P 3-64.  WATER PUMP REPAIR (Contd) LOCATION/ITEM ACTION REMARKS a.  Disassembly (Contd) 12. Retaining ring (20) Remove from shaft (24). 13. Preformed packing (22) Remove and discard. 14. Bearing (23) and pipe plug Remove from pulley (25). Hold pulley (25) in vise and lightly (26) hit bearing (23) with flat punch through hole for pipe plug (26). 15. Bearing (23) and shaft (24) Separate.   Use a press and mandrel (ST-658). 16. Two pipe plugs (4) and Remove. pipe plug (5) b.  Cleaning WARNING   Compressed  air  used  for  cleaning  purposes  will  not  exceed  30  psi  (207  kPa).    Use  only with effective chip guarding and protective equipment such as goggles or shield, gloves, etc.  Failure to comply may result in injury to personnel.   Approved solvents may be flammable and will not be used near open flame.  Use only in well-ventilated area.  Failure to comply may result in injury to personnel. 17. Gasket (16) Scrape from mounting surface of water pump housing. 18. All other parts Clean and dry with compressed Use SD-3 solvent. air. 3-522