Enhanced performance, greater reliability and reduced operator maintenance costs are the primary selling points behind the “Mercury Mod” starter generator upgrade offered by Naasco Northeastern Corporation. In addition to celebrating the 18-year history of the upgrade, Naasco is sharing news about its upcoming “Mercury Mod-Phase Two” variant at Heli-Expo’13 (Booth No. C3924.)
The FAA proposes an airworthiness directive for the Cessna 500, 501, 550, 551, S550, 560, 560XL and 650 prompted by multiple reports of smoke and/or fire in the tailcone caused by sparking due to excessive wear of the brushes in the air-conditioning (A/C) motor.
A proposed airworthiness directive for certain Cessna 525 air conditioning (A/C) compressor motors was prompted by reports of smoke and/or fire in the tailcone. The AD requires inspection of the number of hours on the A/C compressor hour meter, inspection of the logbook and replacement of the brushes or deactivation of the system until replacement of the brushes. When the brush wears down, the rivet in the brush contacts the commutator, causing sparks and excessive heat build-up within the motor assembly.
Brush and Clean, a Fort Lauderdale manufacturer of commercial carpet and upholstery dry cleaning systems, has announced Hybrid Pro, a carpet and hard-floor cleaner designed for aviation. It comes in two models, the Hybrid Pro 25 and 45, both designed around counter-rotating brushes to scrub and lift dirt, grime and cleaning compound “to instantly produce dry, clean surfaces.”