36-13. CRADLE ADJUSTMENT PROCEDURE (CONT)
Soldier A: Do steps 1 through 6.
Elevate caliber .50 machine gun to full elevation (TM-10).
Put wooden block (1) under cradle (2).
Lower caliber .50 machine gun until cradle (2) rests on wooden block
If four inner screws are not installed, omit steps 4 thru 7.
Remove lockwire from four inner screws (3) (JPG).
Using 9/16" socket wrench, loosen, but do not remove, four inner screws (3).
Shaft (4) is under spring tension. Be careful w h e n
releasing tension not to damage equipment.
Using breaker bar and 1-1/8" socket, pull counterclockwise to hold tension on shaft (4)
during steps 7 through 9.
Soldier B: Using 9/16" socket wrench, remove four screws (3).
Soldier B: Elevate caliber .50 machine gun and remove block (1) (TM-10).
Soldier B: Test elevation and depression of caliber .50 machine gun using hand crank.
Balance should be such that there is no excessive hand crank effort or binding when
machine gun is elevated or depressed through full range of operation (TM-10).
Soldier A: Using breaker bar and 1-1/8" socket, turn shaft (4) as required to adjust
tension of springs (5). Pull counterclockwise to decrease elevating effort. Pull clockwise to
decrease depression effort.
GO TO FRAME 2
Para 36-13 Cont