TB 5-2520-551-24
PTO UNIT
4.
Using a 9/16" combination wrench, remove and discard PTO cover plate and
mounting hardware from transfer case.
5.
Remove and discard old cover plate gasket from the transfer case and clean
surface.
Install two 9/16" nuts onto PTO mounting stud to be installed. Using two
6.
9/16" combination wrenches, tighten nuts against each other. Install PTO
mounting stud into transfer case. Using a 9/16" combination wrench,
tighten stud.
7.
Using a 9/16" combination wrench, remove two nuts from PTO mounting stud.
Using the same procedure, install the remaining five PTO mounting studs.
Apply RTV (MIL-A-46106, type 1) to both sides of new PTO gasket. Place
8.
gasket on transfer case.
Install PTO actuator cable bracket on PTO unit and tighten using 1/2"
9.
combination wrench.
10.
Using 1/2" combination wrench, remove and retain bolt holding actuator arm.
Move actuator arm from shipping position to normal operating position and
reinstall bolt.
11.
Using 5/16" combination wrench,
install pipe plug (item 82, MS20913-1S) in
PTO flange adapter.
12.
Install PTO unit on transfer case. Tighten six nuts and washers securing
PTO unit, using 9/16" combination wrench.
13.
Using 3/4" combination wrench, remove and retain mounting nut from PTO
actuator cable.
7
