ARMY TM 9-2815-255-24 AIR FORCE TO 38G1-95-2 MARINE CORPS TM 2815-24/4 Warning Compressed air used for cleaning can create airborne particles that can enter the eyes.  Pressure will not exceed 30 psig (207 kPa).  Eye protection required. a. Remove all old gasket material from front plate and engine block. b. Clean plate with dry cleaning solvent (P680) and dry with compressed air.  Wipe front face of engine block with a cleaning cloth.  Be sure gasket surface on engine block is clean. c. Inspect front plate for wear or damage.  Replace if necessary. 3-43.3.  Replacement. NOTE New  replacement  front  plates  do  not  have  a  timing  mark  for  the  fuel  injection  pump.    A  new timing mark must be established at reassembly. NOTE Apply  sealing  compound  (LOCTITE  242)  to  threads  of  studs  and  setscrew  plugs  (7,  FIGURE  3- 117) before installing in front plate. a. Install mounting studs in appropriate location on front plate for your pump application.  Install setscrew plugs (7) in threaded holes not used for mounting studs. b. Transfer injection pump timing mark from original front plate onto replacement plate, refer to paragraph 3-43.4. 3-43.4.  Transferring Fuel Injection Pump Timing Mark. CAUTION Replacement  front  plates  are  supplied  without  Injection  pump  timing  mark.    It  Is  extremely Important that timing be accurately transferred from original front plate to replacement plate In the exact location for correct Injection pump timing. a. Position locally manufactured template (FIGURE D-2, Appendix D) on front plate and secure with three 3/8-16 capscrews. b. Transfer  injection  pump  timing  mark  from  previous  front  plate  onto  template  using  a  fine  tip  marker  and straightedge.  Remove template from front plate being replaced. c. Attach template (with timing mark) to new front plate and tighten capscrews securely. d. Transfer  timing  mark  from  the  template  to  the  new  front  plate  using  a  scribe.    Scribe  deep  enough  so  mark becomes a permanent reference. e. Remove template from front plate. 3-43.5.  Installation. a. Install oil bypass valve (6, FIGURE 3-117) and spring (5) in engine block bore. b. Apply a light coating of sealing compound (FORMAGASKET2) to engine block side of new gasket (4). c. Install gasket (4) and front plate (3). d. Secure front plate (3) with five screws (1) and new lockwashers (2).  Tighten screws to 25 ft-lbs (34 Nm). 3-172