TM 9-2320-361-20 13-22. HYDRAULIC HOIST CONTROL LINKAGE MAINTENANCE (M342A2) This task covers: a. Removal c. Installation b. Inspection INITIAL SETUP: APPLICABLE MODELS M342A2 MATERIALS/PARTS Four cotter pins REFERENCES (TM) TM 9-2320-361-10 TM 9-2320-361-20P EQUIPMENT CONDITION Parking brake set (TM 9-2320-361-10). 1. Remove cotter pin (11) and clevis pin (9) from PTO rod arm (10) and clevis (8). Discard cotter pin (11). 2. Remove cotter pin (18) and clevis pin (16) from clevis (15) and hoist control valve arm (17). Discard cotter pin (18). 3. Loosen jamnuts (14) and (7) and remove clevises (8) and (15) from control link (12) and two crossmembers (1). 4. Remove cotter pin (19) and clevis pin (21) from hoist control valve arm (20) and clevis (2). Discard cotter pin (19). 5. Remove cotter pin (13), clevis pin (5), control rod (3), and clevis (4) from hoist control lever (6). Discard cotter pin (13). Inspect control link (12), control link clevises (15) and (8), control rod (3), and control rod clevises (2) and (4) for bends, breaks, or cracks. If damaged, replace. 1. 2. 3. 4. 5. 6. Ensure hoist control lever (6) is in LOCK position (refer to TM 9-2320-361-10), and install clevis (4) to control lever (6) with clevis pin (5) and new cotter pin (13). Install control link (12) through two crossmembers (1) and install clevises (8) and (15) on control link (12). Ensure hoist control valve arm (20) is in most forward position. Adjust clevis (2) so clevis pin (21) can be installed freely through clevis (2) and hoist control valve arm (20). Connect clevis (2) to hoist control valve arm (20) with clevis pin (21) and new cotter pin (19). Ensure hoist control valve arm (17) is completely forward in lock position and install clevis (15) to valve arm (17) with clevis pin (16) and new cotter pin (18). Ensure PTO rod arm (10) is in NEUTRAL position and adjust clevis (8) so clevis pin (9) can be installed freely through clevis (8) and PTO rod arm (10). Connect clevis (8) on PTO rod arm (10) with clevis pin (9) and new cotter pin (11). Tighten jamnuts (14) and (7). 13-38