Table 6 Time Limited Inspection Requirements (Continued from previous page)
Task number
Item Name
Task Description
Interval
Data Module Refer-
ence
53-00/91
Fuselage internal bot-
tom surface
Examine Frames 10,
21, 24, 36 and
frames adjacent to
doors and to emer-
gency exit, with insu-
lation removed. If cor-
rosion is found, ex-
amine all fuselage
bottom surface with
insulation removed. If
insulation is wet, re-
move, dry and rein-
stall insulation
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.
-
53-00/92
Rear pressure bulk-
head
Examine with trim re-
moved
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.
-
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-05-10-20-00A-281A-A
UNCLASSIFIED
2021-12-04 Page 9
