WHEN SALT WATER LANDINGS HAVE BEEN PERFORMED AFTER THE LAST FLIGHT OF THE DAY:
a. Perform conditional inspection No. 5.
b. Wash aircraft (Task 1-76).
c. Clean engines. Refer to TM 55-2840-254-23.
d. Clean APU compressor. Refer to TM 55-2835-205-23.
WHEN A LANDING IN MUD OR SWAMPY TERRAIN IS MADE OR DIFFICULT STARTING OR
TORCHING OF THE CABIN HEATER OCCURS:
Inspect and clean cabin heater drain line (Task 13-9).
WHEN THE AIRCRAFT IS STRUCK BY LIGHTNING:
Perform lightning strike inspection (Task 2-5).
2, 3, 7
WHEN AN AIRCRAFT HAS BEEN WASHED OR SUBJECTED TO HEAVY RAIN:
a. Right and left pod compartments, cargo loading ramp, and fuselage bilge for
liquids. Open drain valves on the underside of fuselage (Task 2-214). Close
valves after draining (Task 2-215).
b. Open drain plug in lower anti-collision light. Check for fluid.
c. Check synchronizing drive shafting for water. Clear water drains as required.
WHEN A LANDING GEAR WHEEL ASSEMBLY HAS BEEN REMOVED:
Remove, clean, inspect, and repack landing gear wheel bearings (TM
1-1500-204-23 and TM 55-1500-322-24).
WHEN LANDING GEAR WHEELS HAVE BEEN SUBMERGED IN WATER OR MUD:
a. 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
b. Wheel bearings (removed) for condition. Clean and lubricate the wheel
bearings not later than 3 days after the wheels were submerged (Task 3-33).
WHEN FUEL VENTS OVERBOARD OR UNEVEN TANK DEPLETION RATE OCCURS FROM AN
AUXILIARY FUEL TANK DURING NORMAL OPERATION:
a. Determine if fuel boost pump is functional and is delivering at least 22 psi
b. Check for loose connections in affected fuel cell manifold.
c. Perform pressure refueling precheck.
d. Inspect tank outlet check valve (breakaway valve) is closed in affected tank.