PTO UNIT

TB 5-2520-551-24

PTO UNIT

Using a 9/16" combination wrench, remove and discard PTO cover plate and

mounting hardware from transfer case.

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

9/16" combination wrenches, tighten nuts against each other. Install PTO

mounting stud into transfer case. Using a 9/16" combination wrench,

tighten stud.

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

gasket on transfer case.

Install PTO actuator cable bracket on PTO unit and tighten using 1/2"

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.