Brief Description: Fuselage - Match drill Firewall to FWD Floor
Ref instruction manual, page 8-7, and drawing 63, I matched drilled the firewall angle F801D-1 and fwd floor F822-1 while I still had firewall structure clecoed on it. I dismantled F801D-1 and machine csk the corresponding 9 holes, plus dimpled the same holes on F822-1