TM10-3930-660-34 13-3. FRAME ASSEMBLY - REPAIR (Cont’d) c.  Break welds attaching hinge (7) to frame (4). d.  Remove hinge (7) and discard. e.  Use a grinder or file to remove old weld material from frame (4). 5. REMOVE SELF-ALIGNING BUSHING (8). a.  Remove boom, TM10-3930-660-20. b.  Use a hammer and suitable driver to remove bushing (8) from boom pivot pin hole (11). c.  Discard bushing (8). CLEANING See Cleaning Instructions, para. 2-10. INSPECTION See Inspection Instructions, para. 2-11. ASSEMBLY 1. INSTALL NEW SELF-ALIGNING BUSHING (8). a.  Use a hammer and suitable driver to install new self-aligning bushing (8). b.  Install boom, TM10-3930-660-20. 2. INSTALL NEW DOOR PANEL HINGE (7). a.  Position new hinge (7) on frame, using measurements taken at disassembly. b.  Hold hinge (7) in position, using a suitable clamp. 13-3