5-45 100-Hour / Annual Maintenance and Inspection [18 of 26 Pages]
TAILCONE (continued)
Anti-Collision Light:
Inspect condition. Verify no cracks where anti-collision light mounts to tailcone.
Verify lens cleanliness, clarity, and security. Verify proper operation.
Tail Rotor Visual Warning Guard:
Inspect condition. Verify no cracks where guard mounts to tailcone. Inspect guard
welds for cracks or corrosion. Verify security.
Wiring:
Inspect condition. Verify no loose, chafed, or broken wires or terminals. Verify
neatness, proper routing and installation, and security.
Fasteners & Torque Stripes:
Inspect condition. Verify proper installation and security of fasteners. Renew
deteriorated torque stripes per Figure 5-1.
Close & Secure:
Verify foreign objects are removed. Verify equipment security. Verify cleanliness
of interior and of inspection plugs. Install plugs removed in preceding steps. Verify
security.
TAIL ROTOR & TAIL ROTOR GEARBOX
NOTE
Verify proper hardware installation securing plastic inspection
cover. Longer screws could contact aft flex coupling and yoke.
Plastic Inspection Cover:
Clean cover and inspect condition. Replace as required.
C947-3 (Tail Rotor Drive) Plate Assembly, Aft:
Inspect condition. Inspect flex plate for distortion, cracks, corrosion, and fretting.
If fretting is detected, contact RHC Technical Support. Verify bonded washers are
installed on both sides of each flex plate ear. Verify proper installation, security, and
operating clearance.
Tail Rotor Gearbox Input Yoke:
Inspect condition. Verify no cracks, corrosion, or fretting. Inspect weld for cracks
or corrosion. Verify proper installation, security, and operating clearance.
Tail Rotor Gearbox:
Inspect condition. Verify gearbox-to-tailcone mounting security. Verify no leakage
at input or output seals, chip detector, vent plug-filler assembly, or sight gage. With
ship on level ground, verify correct oil level and oil cleanliness through sight gage
and adjust or flush as required. Inspect Telatemp per § 5-35. Inspect output shaft
for nicks, scratches, dents, cracks, or corrosion. Verify proper installation of safety
wire (if installed).
Page 5.30 Chapter 5 Inspections MAY 2015
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