The temperature bulb on my true airspeed indicator is broken can it be fixed? Last Updated: 02/20/2008
No, not normally. The bulb on a true air speed indicator is filled with gas. All of the gas escaped when the bulb broke. The bulb must be replaced. However, these bulbs are extremely expensive and extremely difficult to find. There are one or two repair shops that advertise that they can repair these bulbs, but…..?