APU access door must be secured prior to performing any work on unit. Unless properly secured by a
strap, access door can swing shut and injure personnel working on unit, especially if spare roadwheel is
mounted in place on hull.
Remove access door (1) to expose electrical terminals.
Apply adhesive sealant (item 4, WP 0465 00) on all exposed exterior and interior electrical terminals.
Install access door (1).
Install two kit-furnished screws (2) in holes on bottom of muffler and apply adhesive sealant (item 4, WP 0465 00) around
head of each screw.