b. Cleaning. Use a brush to remove all soot and
Spark Arrester Screen
carbon deposits from the spark arrester screen.
a. Removal. Remove the 4 screws holding the
c. Inspection. Inspect the spark arrester screen for
tears, breaks, and secure mounting to the stack.
exhaust stack and remove the screen.
d. Installation. Reverse the procedure in a. above.
Figure 4-12. Inner air ducts
and damper, removal and installation.