TM 10-3930-659-20 6-53. STARTING AID SWITCH REPLACEMENT (Con't). NOTE Note position of nut to aid during Installation. 3. Remove nut (7) from engine starting aid switch (4). b. INSTALLATION 1. Install nut (7) on engine starting aid switch (4). 2. Install engine starting aid switch (4) and guard (2) on right panel cover (1) with cover (3). 3. Install two right panel wiring harness wires (5) on engine starting aid switch (4) with two screws (6). FOLLOW-ON TASKS: • Close cab window (see TM 10-3930-659-10). • Close right access door (see TM 10-3930-659-10). 6-175