POWER TRAIN SYSTEM – Belt Drive Transmission Assembly – One-Time Inspection of the Belt Drive Transmission Upper Pulley Installation for Aft Pinion Nut Torque, Parts Configuration and Stack-up, Damage and/or Wear
One-Time Load/Stroke Inspection of Landing Gear Dampers to be Performed at an Overhaul or Repair Facility
One-Time Engine Alignment Check and Inspection of the KAflex® Drive Shaft, KAflex Coupling Assembly, and Engine Mount Assembly Absorbers
DRIVE TRAIN – Tail Rotor Drive Shaft Splined Fittings – Perform a One-Time Inspection and Implement a Recurring Inspection for Wear
ALERT SERVICE BULLETIN No. DB-041.1 – Tail Rotor Drive Shaft Splined Fittings – Perform a One-Time Inspection and Implement a Recurring Inspection for Wear.