TM  5-2815-241-24&P ENGINE   COMPRESSION   BRAKE   HOUSING   INSTALLATION   -   CONTINUED ACTION LOCATION ITEM REMARKS 5. Six new lock tabs  (7) Using   8-ounce   ball-peen   hammer,   bend long tab over housing and one short tab against  flat  of  nut. 6. Six  locknuts  (10) Using   9/16-inch   box-end   wrench,   loosen. 7. Six  adjusting screws   (11) Using   3/16-inch   hex   key,   unscrew   until slave piston seats in bore. NOTE Adjustment must be made with exhaust valves closed. Rotate engine until markings on accessory drive pulley line up with pointer on gearcase cover and adjust the correspond- ing  cylinder’s  adjusting  screw. 6. Six  adjusting  screws (11)  and  six  lock- nuts  (10) a. Using 3/16-inch hex key and thickness gage,  screw  in  adjusting  screws  until clearance  is  0.018-inch  (0.46  mm). b. Using  3/16-inch  hex  key  and  9/16-inch box-end  wrench,  hold  adjusting  screws and  tighten  locknuts. TASK ENDS HERE T A    2 4 2 4 0 9 2-117