TM  10-3930-638-24&P 2-16.   SPARK   ARRESTING   MUFFLER   AND   EXHAUST   PIPE   MAINTENANCE This task covers: a. Periodic cleaning d.  Inspection b.  Removal e.  Installation/Replacement c.  Cleaning INITIAL   SETUP TOOLS No. 1 Common Organiza- tional  Maintenance  Tool  Kit MATERIALS/PARTS Cleaning  solvent  P-D-680 Tarpaulin Gasket EQUIPMENT   CONDITION NSN  4910-00-754-0654 Paragraph Condition  Description Engine off, parking brake set, and transmission  direction  selector  in  N position. Right  side  panel  removed. 2-53c 2-71