TM 5-4210-220-34 2-19. ENGINE - Continued 2-19.10 Oil Pump This task covers a. Removal b. Installation c. Repair TOOLS Fan Removed From Hub (see TM 5-4210-220-12) Shop Equipment, AutomotiveDrive Belts Removed (see TM 5-4210-220-12) Maintenance and Repair, Oil Pan Removed (see para.  2-19.11) NSN 4910-00-754-0705 J24420-A Puller MATERIALS/PARTS J9783 Front Oil Seal Installer 17, Appendix B Engine Oil J22425A Front Oil Seal Expander 32, Appendix B Vegetable Shortening 5121714 Front Cover Gasket EQUIPMENT CONDITION 5117230 Oil Pan Gasket Main Engine Shutdown (see TM 5-4210-00220-12) 5117269 Pressure Regulator Gasket APU Shutdown (see TM 5-4210-220-12) 5117269 Pressure Relief Valve Gasket Batteries Disconnected (see TM 5-4210-220-12) 5115454 Crankshaft Oil Seal Front Heat Shield Removed (see TM 5-4210-220-12) WARNING To reduce the risk of personal injury when barring over or "bumping" the starter while performing an engine tune-up, personnel should keep their hands and clothing away from the moving parts of the engine as there is a remote possibility the engine could start. REMOVAL NOTE Whenever  the  oil  pump  is  removed  for  service,  also  remove  and  inspect  the  oil  pressure  regulator  and  oil pressure relief valves. (1) Support   the   main   engine   (1)   by   one   of   the following methods. (a) Remove  engine  canopy  (see  TM 5-4210- 220-12).  Use an overhead crane to support engine weight before removing front engine mounts. (b) Using   a   floor   jack   and   a   block   of   wood, support the weight of the engine on front of the  cylinder  block.    Position   maintenance trestles, on either side of the cylinder block before removing engine mounts. (2) Remove  engine  mount  nuts  (3),  washers  (4), and capscrews (6). 2-228