TM10-3930-660-20 8-48. BOOM ELECTRICAL  CABLE  -  TEST/REPLACE/REPAIR  (Cent’  d) INSTALLATION 1. INSTALL ELECTRICAL CABLE (12  ) INSIDE BOOM  . a. b. Untie rope end from hose tensioner (21) and tie rope end to cable (12) . Cover knot area with electrical tape to prevent knot from snagging inside boom. Have an assistant feed cable (12) through access hole (a) at hose tensioner (21). Pull rope from rear of boom until cable appears. Guide cable (12) over pulley (36) at rear of boom before pulling cable (12) tight in STEP 1c. Be sure cable is properly positioned in sheave of pulley (36). Be sure cable (12) is positioned through sleeve c. d. (35)  inside  boom  during  STEP  c. Have an assistant feed cable (12) through hole at rear of boom. Carefully pull rope at front of boom until cable (12) appears. Untie rope at front of boom from cable (12) and MLRS attachment. 2. SECURE CLAMP (18) AND CABLE (12) To UNDERSIDE OF MLRS ATTACHMENT WITH FLATWASHER (17), NEW LOCKWASHER (16) AND NUT (15). 8-149