TM 10-3930-669-20 15-2.  CAB POSITIONING/REPLACEMENT (CONT). (27) Install wire (16) of wire harness (4) on main power switch (6) with lock washer (15) and nut (14). (28) Install wires (9, 10, 11, and 12) in harness assembly (13). (29) Install wires (9, 10, 11, and 12) on main power switch (6) with lock washer (8) and nut (7). (30) Pull red covers (5) on main power switch (6). (31) Close engine access panel (3). (32) Install hose (1) on air cleaner assembly (2). 15-18