Instrument Batteries: Care and Feeding

They can get you down if the electrics quit, but mistreatment and ignoring time-critical replacement could make backup batteries useless.

By
Larry Anglisano
-
Published:
The four-hour rechargeable backup battery attached to the rear chassis on Garmin's G5, has a mandatory yearly inspection interval.
The backup rechargeable batteries used in current-gen EFIS models have gotten better over the years. But they still require routine inspections, might have mandatory replacement intervals and are intolerant of extreme storage conditions. Don’t underestimate the costs associated with replacing them, either. Fortunately there are some things you and your mechanics can do to ensure […]
To continue reading this article or issue you must be a paid subscriber. Sign in
Subscribe

Subscribe to Aviation Consumer

Start a subscription to Aviation Safety for just $18. And access all of our online content - over 2,000 articles - free of charge.
Subscribe today and save 48%. It's like getting 3 months FREE!
Already Subscribed?
Click Here to Sign In | Forgot your password? | Activate Web Access
Larry Anglisano
Editor in Chief Larry Anglisano has been a staple at Aviation Consumer since 1995. An active land, sea and glider pilot, Larry has over 30 years’ experience as an avionics repairman and flight test pilot. He’s the editorial director overseeing sister publications Aviation Safety magazine, IFR magazine and is a regular contributor to KITPLANES magazine with his Avionics Bootcamp column. When he’s not writing, Larry is working on a collection of guitar compositions for the upcoming Flying n’ Jazz production.

RELATED ARTICLESMORE FROM AUTHOR