March 2017 Issue
Fuel Gauge Upkeep: Parts Supply Is Good
But maintaining the accuracy of aging analog fuel gauges is labor intensive. McFarlane is a good choice for parts, while CIES may work for retrofit.
Ignorance is bliss, but there’s a dark feeling when a pilot realizes there is far less fuel on board than the fuel gauges indicate. Get lucky like I once did and you’ll recognize the inaccuracies inherent with aging analog fuel quantity gauges when you’re on the ground. The next step is chasing the problem, which means removing the instrument for testing and rebuilding and recalibrating the fuel measuring sensors in the tanks.
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