TM 1-1520-238-23
4-424
4.134.
NO. 1 OR NO. 2 ENGINE SECONDARY NOZZLE CRACK REPAIR (AVIM) – continued
(4) Apply chemical coating to doubler (TM 55-1500-345-23). Use corrosion resistant coating (item 66, App F).
(5) Apply primer to doubler and allow to dry for 1 HOUR at a minimum temperature of 65 F (18 C).
(TM 55-1500-345-23). Use primer coating (item 147, App F).
i. Position doubler on nozzle and install rivets as required (TM 1-1500-204-23). Use riveter.
j. Touch up rivets with primer. Use primer coating (item 147, App F).
k. Apply coating over rework area as necessary (TM 55-1500-345-23). Use polyurethane coating (item 140,
App F).
l. Inspect (QA).
m. Install No. 1 or No. 2 engine inboard secondary nozzle heat shield and support bracket (para 4.131).
n. Install No. 1 or No. 2 engine secondary nozzle horizontal heat shield and shield panel (para 4.130).
o. Install No. 1 or No. 2 engine outboard and center secondary nozzle vertical heat shield and support
bracket (para 4.129).
p. Install No. 1 or No. 2 engine center secondary nozzle (para 4.122).
q. Install No. 1 or No. 2 engine inboard secondary nozzle (para 4.121).
r. Install No. 1 or No. 2 engine outboard secondary nozzle (para 4.120).
END OF TASK
