TM10-3930-660-34 16-12.2.   INTERMEDIATE BOOM - REPLACE/REPAIR (Cont’d) NOTE Shims (9 and 10) are used as required.  Note location and quantity of shims (9 and 10) as removed. b.  Remove wear pads (8), shims (9 and 10), and wear pad inserts(11). 4.  REMOVE TOW LOWER WEAR PAD ASSEMBLIES PARTS 15 THROUGH 19) FROM FRONT OF OUTER BOOM (2). a.  Remove capscrews (20), lockwashers (21), and flatwashers (22).  Discard lockwashers (21). NOTE Shims (17 and 18) are used as required.  Note location and quantity of shims (17 and 18) as removed. b.  Remove wear pads (15), spacer plates (16), shims (17 and 18) and wear pad inserts (19). NOTE Center of gravity for intermediate boom (1) is approximately 82 inches from front flange of boom.  Position hoist at center of gravity during step 5. 5. PLACE A SPREADER BAR UNDER INTERMEDIATE BOOM (1) AND HOLD IN PLACE.  ATTACH HOIST WITH SLINGS AROUND SPREADER BAR AND INTERMEDIATE BOOM (1). 6. USE HOIST OT REMOVE INTERMEDIATE BOOM (1) FROM OUTER BOOM (2).  PLACE INTERMEDIATE BOOM (1) ON SUPPORTS. DISSASSEMBLY 1. REMOVE BOOM RETRACT CHAIN SHEAVE, TM10-3930- 660-20, IF NECESSARY. 16-75