4-17. MAINTENANCE OF SPARK ARRESTING MUFFLER AND FLEX PIPING - (Cont)
(4) Remove socket head capscrews (5), flat washers (6) and heat shield (7) from guard (10).
(5) Remove socket head capscrews (8), flat washers (9) and guard (10) from spark arresting muffler (4).
(6) Remove nuts (11) from studs (12).
(7) Remove spark arresting muffler (4) and gasket (13).
b. INSTALL.
(1) Clean gasket (13) mating surfaces.
(2) Install gasket (13) and spark arresting muffler (4) onto studs (12) with nuts (11).
(3) Install guard (10) on spark arresting muffler (4) with flat washers (9) and socket head capscrews (8)
WARNING
Plastic will melt if heat shield contacts the fuel tank during engine operation. Make
sure there is clearance between heat shield and the plastic fuel tank.
(4) Install heat shield (7) onto guard (10) with flat washers (2) and socket head capscrews (5).
(5) Install elbow (3) onto spark arresting muffler (4).
(6) Install reducer (2) onto elbow (3).
(7) Install flex piping (1) onto reducer (2).
4-11
TM 10-4320-318-14
