HUMS Vibration Health Monitoring Success

HUMS Vibration Health Monitoring Success

Australia’s Civil Aviation Safety Authority (CASA) has published a Service Difficulty Report (SDR), dated 1 November 2015, that highlights a Health & Usage Monitoring System (HUMS) Vibration Health Monitoring (VHM) success.

During investigation of a HUMS vibration alert, the main rotor head of an Airbus Helicopters EC225/H225 offshore helicopter was examined and wear was identified beyond the limits specified in the maintenance manual. The damper assembly (Time Since New [TSN]: 1047 hours) was replaced.

SDR 510022164 Worn Main Rotor Damper (Credit: via CASA)

The offshore helicopter safety organisation, HeliOffshore, has launched a Health & Usage Monitoring System (HUMSBest Practice Guide to standardise and improve HUMS use worldwide.

Among our past articles on HUMS/VHM are:

Aerossurance is an Aberdeen based aviation consultancy with extensive HUMS and VHM experience.  For practical advice and support you can trust on HUMS/VHM and all aspects of helicopter design and continuing airworthiness contact us at: