Skip to main content

Maintenance

Altimeter System Test and Inspection​

GACAR Part 43 – Altimeter System Test and Inspection

This outlines what is required for the person doing the altimeter system test and inspection as required by GACAR 91.451. This inspection must be done every 24 months.

ATC Transponder Test and Inspection​

This outlines what is required for the person doing the Transponder system test and inspection as required by GACAR 91.453. This inspection must be done every 24 months.

Emergency Location Transmitter​

This regulation is found in Part 91 but ties into required inspections unless the manufacturer specifies a different inspection period. This inspection must be done every 12 months for the ELT.

Batteries used in the ELTs must be replaced:

  • After for more than 1 cumulative hour.

  • When 50 percent of their useful life has expired