PREPARE HELICOPTER FOR SHORT TERM STORAGE
Prepare landing gear for storage as follows:
Clean landing gear. Use cloths (E120) and
Remove dirt, mud, and foreign matter from
tires. Use stiff brush and mild soap solution.
Rinse with water.
Clean exposed shock strut polished surfaces
Deflate shock struts (Tasks 1-69 and 1-70).
Lubricate landing gear (Task 1-88).
Tag shock strut SHOCK STRUT
If aircraft is not stored on paved surface,
install planking or equivalent between tire
Maintain 75 percent normal tire pressure
Do not permit tire pressure to drop
below 15 psi for aircraft stored on
blocks. Inflate tires to 75 percent of
normal tire pressure when pressure
drops to 15 psi.
Install covers on tires.
Prepare airframe for storage as follows:
Clean interior and exterior of aircraft (TM
55-1500-333-24, Tasks 1-76 thru 1-83).
Install ground wire (Task 1-29).
Close doors, windows, and ramp unless
ventilation is required.
Make sure scrim (printed) side
of barrier material is away from
windshield or damage to windshield
Cover windshields and windows. Use barrier
(E81). Hold barrier with tape (E81).
Cover fuselage openings (Task 1-32).
Moor helicopter to hardstand (Task 1-26) or
mooring kit (Task 1-27).
Refer to TM 55-2840-254-23.
Preserve each inoperable engine (cannot be
motored) as follows:
As a precaution, keep engines
and accessories clean. Keep air
intake duct, plenum chamber, and
compressor inlet screens clean and
free of foreign materials. When
external cleaning is necessary, use
Do not treat engines for corrosion if
they have been involved in an accident
where engine failure or malfunction
is known or suspected to have been
a factor. These engines must be
held for shipment to an overhaul
depot or designated investigation
area and should not be treated for
corrosion prevention. (Refer to TM
Disconnect electrical wires, fuel lines, and
drain plugs from the fuel control.
Drain all fuel from pump pressure fittings.
pump inlet, pressure tap, fuel inlet port, main
and starting fuel outlet ports, and drain port.
Remove and clean fuel strainers and filters.
Use solvent (E161).
Install filters and strainers.
Allow fuel to drain from fuel control.