EASA SIB CASA-2024-12
Electrical Shock Hazard
Summary
The Electrical Shock Hazard Safety Alert CASA 2024-12 is a Transport Canada Civil Aviation safety alert addressing a potential electrocution risk during maintenance of the potable water tank on Bombardier Inc. CL-600-2B16 Challenger 605 aircraft. This alert specifically affects Challenger 605 aircraft with serial numbers ranging from 5752 to 5988. It highlights incidents where maintenance personnel received electric shocks from exposed electrical connections on the baggage compartment heater thermostat.
What Changed
This new safety alert introduces awareness of the electrical shock hazard linked to the baggage compartment heater thermostat on the Challenger 605 potable water tank. It recommends incorporation of Bombardier Service Bulletin 605-21-006, which instructs applying adhesive sealant to the thermostat terminals to mitigate the risk. The alert emphasizes exercising maximum caution during servicing of affected aircraft.
Why It Matters
This alert is critical for operators and maintenance organizations to prevent injury to maintenance personnel caused by electrical shocks. It ensures compliance with safety best practices and reduces the risk of accidents related to exposed electrical components during routine maintenance. Awareness and adherence to the recommended service bulletin improve overall aircraft safety and operational reliability.
What To Do
Operators of Challenger 605 aircraft with the specified serial numbers should incorporate Service Bulletin 605-21-006 across their fleets. Maintenance personnel must exercise heightened caution when servicing potable water tanks and apply the recommended adhesive sealant to the baggage compartment heater thermostat terminals. For further information, stakeholders should contact Transport Canada or the designated continuing airworthiness office.