Table 2 Master Maintenance Plan Task List (Continued from previous page)
Task number
Item Name
Task Description
Interval
Data Module Refer-
ence
53-00/93
Structure around win-
dows
Examine
Mild Corrosive Envi-
ronment: 6000 FH or
72 Months
Moderate Corrosive
Environment: 4000
FH or 48 Months
Severe Corrosive En-
vironment: 2000 FH
or 24 Months
Note
Local conditions may
be more or less se-
vere. Based on field
experience the inter-
val can be adjusted
to more or less fre-
quent, until an effec-
tive interval can be
set.
-
53-00/94
Door frames and
emergency exit frame
Examine. If insulation
is installed in the door
frames and is wet,
remove and discard
it (no longer installed
on production)
Mild Corrosive Envi-
ronment: 6000 FH or
72 Months
Moderate Corrosive
Environment: 4000
FH or 48 Months
Severe Corrosive En-
vironment: 2000 FH
or 24 Months
Note
Local conditions may
be more or less se-
vere. Based on field
experience the inter-
val can be adjusted
to more or less fre-
quent, until an effec-
tive interval can be
set.
-
53-00/196
Fuselage external
surface
Examine. For aircraft
that experience stone
damage to the bel-
ly skin, visually exam-
ine affected areas for
cracks
300 FH / 12 Months
-
53-00/276
Rear pressure bulk-
head
Examine
1,200 FH / 12 Months -
PC-12/47E AMM Doc No 02300, ISSUE 01 REVISION 26 MSN 545, 1001-1719,
1721-1999
12-B-AM-00-00-00-I
UNCLASSIFIED
Effectivity: All
12-B-05-40-00-00A-000B-A
UNCLASSIFIED
2021-12-04 Page 40
