TM 9--2350--292--20--1 0187 00--130 0187 00 PREVENTIVE MAINTENANCE CHECKS AND SERVICES INCLUDING LUBRICATION INSTRUCTIONS -- CONTINUED TABLE 3 PREVENTIVE MAINTENANCE CHECKS AND SERVICES INCLUDING LUBRICATION INSTRUCTIONS, SEMIANNUALLY -- CONTINUED ITEM NO. NOT FULLY MISSION CAPABLE IF: PROCEDURE LOCATION ITEM TO CHECK/ SERVICE INTERVAL SEMIANNUALLY EXTERIOR 41 Hoist Boom and Deck Attachments a.   Operate controls (1) and check operation of boom cylinders (2). b.   Remove engine deck grilles (3) (TM 9--2350--292--10). c.   Examine cylinders (2) and lines for evidence of leaks. Wire rope can become frayed or contain broken wires. Wear heavy leather--palmed gloves when han- dling wire rope. Frayed or broken WARNING Boom does not operate or operates eratically. Any leaks, worn, loose, damaged or missing components. Boom travel lock out of adjustment. LOCATED TO RIGHT OF DRIVER’S SEAT 1 wires can injure personnel. Never let moving wire rope slide through hands, even when wearing gloves. A broken wire could cut through glove and cut hands. d.   Inspect hoisting boom (4) and boom stayline wire rope (5), stayline wire rope (6), rollers (7), pulleys (8) and supports (9) for cracks, bends, twists, frays and other damage. e.   Inspect wire rope (5 and 6) for frayed or broken strands. Replace wire rope (5) or (6) when either three wires are broken per strand or six wires are broken per lay (WP 0493 00). FORWARD 2 3 3 4 5 6 7 8 6 9 5 5