What was found
DURING HEAVY CHECK FOUND RH WING FOUND CRACKED ON SPAR 1. REPLACED SPAR 1 IAW SB 57-73
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK FOUND RH WING FOUND CRACKED ON SPAR 1. REPLACED SPAR 1 IAW SB 57-73