Table 2-2. Generator Set Troubleshooting (Cont) Malfunction 10. 11. 12. 13. 14. Engine  noisy (Continued) Engine overheats i. Engine lacks power Excessive  generator set  vibration Noisy turbo- charger Probable  cause a. b. c. d. a. b. c. d. e. — f. a. b. c. d. a. Flywheel  loose. Deleted Water  pump  de- fective. Radiator  leaks  or is  clogged. Defective  shutter or  shutter linkage. Defective actuator. Valves burned or sticking. Piston rings worn or  defective. Defective  nozzle injector  assembly. Defective  fuel  in- jection  pump. Improper  engine timing. Defective  valves. Fuel injector pump assembly  malfunction. Loose  flywheel  or flywheel  housing mounting. Loose  vibration dampener. Worn turbocharger Corrective  action i. b. c. d. a. b. — c. d. — e. f. a. b. c. d. — a. Inspect  flywheel  attaching  bolts and  tighten  if  required  (para 14-69  and  14-70). Repair or replace water pump (para 14-57 thru 14-50). Repair  or  replace  radiator (para 12-2 thru 12-4). Repair  or  replace  shutter  and shutter  linkage  (para  12-2 thru  12-4). Isolate trouble (para 13-2). Repair  or  replace  actuator (para  13-3). Isolate  trouble  (para  14-77). Replace  valves  (para  14-77 thru 14-79). Replace  piston  rings  (para 14-81 thru 14-83). Repair  or  replace  nozzle inject or assembly (para 14-38 thru 14-41). Isolate  trouble  (para  14-43). Repair or replace and test fuel injection pump. (para 14- 43 thru 14-45 and 14-48). Time  engine  as  shown  in  figure 14.25. Isolate  trouble  (para  14-77), Replace  valves  (para  14-77 thru 14-79). Isolate  trouble  (para  14-43). Clean,  repair  or  replace injectors (fig. 14-21). Tighten flywheel bolts or housing  bolts  (para  14-69). Inspect  vibration  dampener. Tighten vibration dampener (para 14-60, 14-61 and 14-63). Inspect  turbocharger.  Repair or  rebuild  turbocharger  (para bearings 14-52 thru 14-55). Change 3 2-13