INSTALL COMBINING TRANSMISSION OIL COOLER
Aircraft Mechanics Tool Kit, NSN 5180-00-323-4692
Torque Wrench, 30 to 150 Inch-Pounds
Open End Wrench, 1-1/2 Inch
Medium Helicopter Repairer
Install two oil transfer tubes (1), with four
packings (2), in sump cover (3).
Do not tilt cooler. Oil can spill.
Install cooler (4) on two transfer tubes (1) and
nine studs (5). Press down firmly to seat cooler
Install washers (6) and nuts (7) at six places
around inside of cooler (4). Install washers and
nuts at three places around outside of cooler.
Torque nuts to 70 inch-pounds.
Install bolts (8), washers (9), and nuts (10) at
four places around outside of cooler (4). Torque
nuts to 70 inch-pounds.