BHT-407-MM-1
5-00-00
Page 66
Rev. 38 4 OCT 2013
Export Classification C, ECCN EAR99
2.
Do a visual inspection. If there is no damage, send the
freewheel assembly to an approved facility for overhaul. Put a
tag on the freewheel assembly and write, “THIS FREEWHEEL
ASSEMBLY WAS REMOVED FROM SERVICE BECAUSE OF
A SUDDEN STOPPAGE.” During the overhaul, if they find that
the sprag clutch assembly is damaged (cracked or deformed
sprag or cage), discard the outer shaft, inner shaft, and sprag
clutch assembly.
Chapter 65
TAIL ROTOR DRIVESHAFTS
1.
Examine the tail rotor driveshafts for condition.
2.
If the tail rotor driveshafts show signs of torsional yielding,
do a Sudden Stoppage – Tail Rotor Inspection.
Chapter 53
TOP DECK
1.
Examine the transmission support beams and the
attachment points on the roof for condition. If the roof structure
is damaged at the attachment point, location, send the fuselage
to an approved repair facility for repair. Repair damaged beam.
2.
Examine the left hand and the right hand restraint stops for
damage at the deck fitting to the transmission fitting pin
interface. If the roof structure is damaged at the attachment
point location, send the fuselage to an approved repair facility
for repair. Replace damaged restraint stops and deck fittings.
3.
If installed, do an inspection of the wire strike protection
system, upper cutter assembly for possible contact and
damage.
Chapter 53
CABIN INTERIOR
1.
Remove the upholstery in the passenger compartment.
Examine the cabin roof and the roof beam at the transmission
beam attachment points for cracks. Do a torque check of the
attaching hardware of the beam on the pylon mounts.
Chapter 71
POWER PLANT
Chapter 53
1.
Examine the attachment points of the engine mounts at the
fuselage for cracks or damage.
CONDITIONAL INSPECTIONS
5-28. SUDDEN STOPPAGE — MAIN ROTOR — POWER “ON” OR “OFF” (CONT)
DATA REFERENCE
INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER