TAIL ROTOR GEARBOX BREATHER REMOVAL/INSTALLATION continued
a. Remove breather (1) from tail rotor gearbox
(1) Remove and discard packing (3), if installed.
a. Wipe breather and housing with a clean rag.
a. Check breather and housing for nicks,
gouges, and stripped or damaged threads
b. Check breather for dents, 0.040 INCH maxi-
mum before blending. Use depth gage.
c. Check breather for fractures or cracks. None
If packing was removed, do not reinstall
packing. Packing could cause leakage.
a. Install breather (1) on housing (2).
b. Torque breather (1) to 40 INCH-POUNDS. Use
c. Inspect (QA).
d. Install access fairings R530 and R540 (para
END OF TASK