CHAPTER 4 UNIT MAINTENANCE INSTRUCTIONS

TM5-6115-634-14&P NAVFAC P-8-647-14&P TO-35C2-3-445-14 CHAPTER 4 UNIT MAINTENANCE INSTRUCTIONS CHAPTER INDEX Subject Index Repair Parts, Special Tools, Test, Measurement, and Diagnostic Equipment (TMDE) and Support Equipment Preventive Maintenance Checks and Services (PMCS) Troubleshooting Maintenance Procedures Page 4-1 4-1 4-5 4-7 4-1. Scope Unit maintenance for the PU 794/G is described in Sections I through IV. For trailer maintenance instructions, refer to TM9-2330-205-14&P, and for the genera- tor set, refer to TM5-6115-464-12. Section I. REPAIR PARTS AND SPECIAL TOOLS, TEST, MEASUREMENT, AND DIAGNOSTIC EQUIPMENT (TMDE) AND SUPPORT EQUIPMENT 4-2. Special Tools and Equipment Special tools for the generator set are listed in TM5-6116-464-24P. Tools required to perform unit mainte- nance are listed in Appendix C of TM5-6115-464-12. b. Special tools for the trailer are listed in TM9-2330-205-14&P. c. For authorized common tools and equipment refer to the Modified Table of Organization and Equipment (MTOE) applic- able to your unit. b. Trailer repair parts are listed and illustrated in TM9-2330-205-14&P. c. Repair parts are listed and illu- strated in Appendix F (RPSTL) covering unit maintenance of the PU 794/G. 4-4. Fabricated Tools and Equipment There is no requirement to fabricate tools for unit maintenance of the PU 794/G. Refer to Appendix G of this manual for the listing of tools and equipment required. 4-3. Repair Parts Generator set repair parts are listed and illustrated in TM5-6115-464-24P. Section II. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) 4-5. General PMCS Deficiencies discovered during operation of the unit shall be noted for future To insure that the PU 794/G is ready for correction, to be made as soon as opera- operation at all times, it must be in- tion has ceased. Stop operation immedi- spected systematically so that defects ately if a deficiency is noted during may be discovered and corrected before operation which would damage the equip- they result in serious damage or failure. ment. All deficiencies and shortcomings 4-1