Assemble HC-12 flap push rods to HC-10 TP (L&R) cranks using AN3-6 bolts and castle nuts. Drill out flap crank HC-10 TP (L&R) to 3/16" and secure to HC-22TP cross tube with HH-19 (AN3-14A) bolts and locknuts (L&R).
Drill and bolt flap handle HC-46TP to HC-45 using AN3-5A bolts and locknuts (2).