TM10-3930-660-34 16-12.1. INNER BOOM - REPLACE/REPAIR (Cont’d) NOTE Leave other end of rope tied to anchor (37) at rear of outer boom (2).  Rope will be used during installation of inner boom (31). DISASSEMBLY 1.  REMOVE REMAINING WEAR PADS FROM INNER BOOM,  IF NECESSARY,  PARA.16-14. 2.  REMOVE BOOM EXTEND CYLINDER IF NECESSARY, TM10-3930-660-20. 3.  REMOVE BOOM HYDRAULIC HOSES FROM INNER BOOM,  PARA. - 4.  REMOVE BOOM ELECTRICAL CABLE FROM INNER BOOM,  TM10-3930-660-20. 5.  REMOVE RETRACT CHAIN (12) FROM INNER BOOM. a.  Remove cotter pin (61) and pin (62) securing clevis (63) to inner boom (31).  Discard cotter pin (61). b.  Remove retaining rings (64) and pin (65) securing clevis (63) to retract chain (12). CLEANING See Cleaning Instructions,  para.  2-10. 16-64