Steven Bentley's posts

Part 21 Design Organisations Subpart J – EWIS Challenges & Mitigations

read more
"Electrical wiring and schematic diagram with orange fiber optic cables, overlaid with the Sofema Aviation Services logo and a title text about Part 21 Design Organisations Subpart J – EWIS Challenges & Mitigations."

April 02, 2025

Steven Bentley

Sofema Aviation Services (SAS) considers key elements of the EASA Part 21 EWIS design and best practice implementation. Introduction EASA Part 21 Design Organisations Subpart J face significant challenges in managing and maintaining Electrical Wiring Interconnect Systems (EWIS). Historical evidence, including major accidents has shown that improper EWIS design, maintenance, and oversight can lead to…

Key Responsibilities of EASA Part 21 Subpart J Design Organisations in Respect of EWIS Requirements

read more
EASA Part 21 Subpart J blog image

April 01, 2025

Steven Bentley

Sofema Aviation Services (SAS) Considers the EASA Part 21 Subpart J Design Organisation Key Responsibilities related to EWIS requirements Introduction Design Organisations under EASA Part 21 Subpart J hold a key responsibility in ensuring that EWIS is designed, installed, and maintained in a way that minimises the risk of fire, system failure, and safety hazards….

Part CAMO & Part 145: Interface and Responsibilities for Maintenance Planning

read more
Aircraft technician performing maintenance planning tasks; highlights interface between Part CAMO and Part 145 responsibilities.

March 31, 2025

Steven Bentley

Sofema Online (SOL) considers the key relationships between EASA Part CAMO and EASA Part 145. Introduction The strategic impact of the Part 145 – Part CAMO Interface on the Maintenance Planning Department is significant. Effective collaboration with Part 145 enables optimized maintenance planning, adherence to regulatory requirements, cost-effective and timely operations, and enhanced aircraft availability and…

Aviation Weekly News Roundup – 28 March 2025

read more
Aviation-Weekly-News- Roundup image

March 28, 2025

Steven Bentley

Sofema Aviation Services shares the latest events in the Aviation business from around the world in our Aviation Weekly News Roundup: > Flight chaos and lost profits: The real cost for airlines of the Heathrow shutdownIn 2024, Heathrow was the busiest airport in Europe by passenger numbers and the fourth busiest worldwide. Nearly 84 million…