TM 55-1520-240-23-1
1-26
TIEDOWN AND MOOR HELICOPTER TO PAVED SURFACE
1-26
INITIAL SETUP
Applicable Configurations:
All
Tools:
Tiedown Line 114E5060-1 (6)
Chain Adjuster, MB-1 (8), NSN 1670-00-212-1149
Chain With Hook for MB-1 (16), NSN
4010-00-516-8405
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Personnel Required:
CH-47 Helicopter Repairer (2)
References:
Task 1-32
TM 1-1500-250-23
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Helicopter Parked (Task 1-25)
General Safety Instructions:
WARNING
Rotor blades can seriously injure
personnel. Make sure area around
helicopter is clear of personnel before
turning blades.
NOTE
The mooring hardware is not
considered flyaway equipment.
All active mooring pads shall be
equipped with this hardware. For
additional information refer to TM
1-1500-250-23.
CAUTION
In winds of 39 to 65 knots, tiedown
blades and fuselage to prevent
damage. In winds over 65 knots,
evacuate helicopter or store in
hangar. If evacuation or storage is
not possible, remove blades and tie
fuselage down. The leeward side of
a large building is the best tiedown
location.
NOTE
Tiedown two forward blades in winds
under 39 knots, also when blades will
be in rotor wash of other helicopters.
TIEDOWN AND MOORING
1.
Install tiedown line (1) in fitting (2) of each blade
(3). Work from walkway on top of fuselage. Pull
blades around with tiedown lines as needed to
reach all six blades.
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Change 3
