P r e v e n t i v e M a i n t e n a n c e C h e c k s a n d S e r v i c e s f o r M 4 8 A 5 A V L B H u l l -
C o n t i n u ed
Filter Strip (Left
and Right Sides)
Not Fully Mission
Service dust detector filter strip quarterly, or after 750 miles of
operation, or when dust detector indicates ingestion of foreign matter.
Open top deck grille doors
Remove dust and dirt from filter
strip cover and compressor housing.
Loosen three screws securing filter
strip cover to compressor housing.
Remove filter strip with retainer
from filter strip cover
Clean cover and mounting face of
Inspect compressor housing chamber
for contamination. Clean chamber as