ASSEMBLE (BUILD UP) AFT TRANSMISSION
Aircraft Mechanics Tool Kit, NSN 5180-00-323-4692
Torque Wrench, 30 to 150 Inch-Pounds
Medium Helicopter Repairer
Install left and right generator from
aft transmission in same way. Right
generator shown here.
New transmissions have cover plates
over mounting pads.
If applied, remove tape and barrier material from
mounting pad (1).
Install packing (2) on generator drive shaft (3).
Install packing (4) on generator (5). Install
packing (6) on transfer tube (7). Install packing
(8) on transfer tube (9).
Oil (E254) is toxic. It can irritate skin
and cause burns. Avoid inhaling. Use
only with adequate ventilation. Avoid
contact with skin, eyes, or clothing.
In case of contact, immediately flush
skin or eyes for at least 15 minutes.
Get medical attention for eyes.
Coat eight studs (10) with oil (E254). Align
generator (5) with eight studs and two transfer
tubes (7 and 9). Install generator on mounting
Install eight washers (11) and nuts ( 2). Torque
nuts to 120 inch-pounds.
Repeat steps 1 thru 4 for left generator.