Narrative:

During climb out while performing climb checklist instructor pilot noticed that altitude 1 was reading 20V highlighted red; battery 1 was discharging 14 amps; and an annunciator was illuminated for altitude 1. Immediately asked tower if we could perform a precautionary landing and was cleared to join downwind; while on downwind altitude 2 annunciator came on and altitude 2 voltage dropped to 22V; instructor pilot landed and pui assisted; during taxi the voltage continued to drop all the way to parking.

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Original NASA ASRS Text

Title: SR20 instructor pilot with student; notes an alternator malfunction during climbout and quickly returns to the departure airport after informing the Tower.

Narrative: During climb out while performing climb checklist Instructor Pilot noticed that ALT 1 was reading 20V highlighted red; Battery 1 was discharging 14 amps; and an annunciator was illuminated for ALT 1. Immediately asked Tower if we could perform a precautionary landing and was cleared to join downwind; while on downwind ALT 2 annunciator came on and ALT 2 voltage dropped to 22V; Instructor Pilot landed and PUI assisted; during taxi the voltage continued to drop all the way to parking.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.