TM 55-1520-240-23-1
1-92
INSPECTION (Continued)
1-92
CONDITIONAL INSPECTIONS
REF.
NO.
AREA
NO.
FREQUENCY
INSPECTION REQUIREMENTS
1.
ALL
UPON TRANSFER AND UPON RECEIPT OF AN AIRCRAFT; UPON PLACING AN AIRCRAFT IN
STORAGE; AND UPON REMOVAL OF AIRCRAFT FROM STORAGE (AIRCRAFT NEED NOT BE
INVENTORIED WHILE IN STORAGE):
Perform an inventory check. Refer to DA Form 2408-17 and Task 1-109.
2.
ALL
PRIOR TO TRANSFER AND IMMEDIATELY UPON ASSIGNMENT OF AIRCRAFT:
Accomplish standard of serviceability requirements. Refer to TM
55-1500-328-25.
3.
ALL
WHEN OVERHAULS, MAJOR MODIFICATIONS, OR MAJOR AIRFRAME REPAIRS ARE
ACCOMPLISHED; WHEN ANY SPECIAL EQUIPMENT HAS BEEN ADDED OR REMOVED FROM THE
BASIC AIRFRAME; OR WHEN WEIGHT AND BALANCE DATA ARE SUSPECTED TO BE IN ERROR:
Weigh the aircraft and perform a weight and balance records check. Refer to
TM 55-1500-342-23.
4.
ALL
WHEN AN AIRCRAFT DOES NOT FLY OR THE ENGINES ARE INOPERABLE FOR 14 CONSECUTIVE
CALENDAR DAYS:
Perform a Daily Inspection in accordance with TM 55-1520-240-PMD and
perform an engine ground run.
5.
ALL
WHEN WATER LANDINGS HAVE BEEN PERFORMED, AFTER THE LAST FLIGHT OF THE DAY:
a. Right and left pod compartments, cargo loading ramp, and fuselage bilge for
liquids. Open drain valves on underside of fuselage (Task 2-214). Close valves
after draining (Task 2-215).
b. Lower cockpit enclosures for cracks.
c. Landing searchlights and lower anticollision light for cracked lenses. Open
drain plug in lower anticollision light. Check for trapped fluid. Close drain plug.
d. Underside antennas and cargo hooks for damage and security.
e. Forward and aft cargo hooks. Remove drain plugs from solenoid covers.
Check for water inside cover.
f. Ramp hinge cover for damage.
g. Drain pitot static and AFCS yaw sensing systems.
h. Purge landing gear lubrication fittings with grease. Clean the shock struts.
Apply hydraulic fluid to the exposed areas of the shock strut pistons. (Use a
clean cloth.)
i. Wheel bearings (removed) for condition. Clean and lubricate the wheel
bearings not later than 3 days after the initial water landing (Task 3-33).
1-346
Change 3
