TM 10-6640-215-13 4-21.  REMOVE/INSTALL POWER PANEL NUMBER 2 COMPONENTS - continued. 2. Remove Terminal Boards.  See figure 4-10. a. Disconnect all electrical leads and tag for reconnection.  If terminal has busbar retain for reuse. b. Remove terminal boards attaching screws, washers, and nuts and remove defective terminal board. 3. Remove Fuse and Fuseholder.  See figure 4-10. a. Remove fuse from fuseholder clips by grasping fuse with fusepuller and pulling fuse free from holder. b. Remove fuseholder attaching screws, washers, and nuts and lift fuseholder from panelboard. c. Desolder electrical leads from fuseholder, disconnect and tag for reconnection. INSTALLATION 1. Install Circuit Breakers.  See figure 4-10. a. Attach electrical lead(s) to new circuit breaker and tighten terminal screw. b. Place circuit breaker in panelboard and fasten in place with mounting screw and keeper. 2. Install Terminal Boards.  See figure 4-10. a. Align new terminal board in panelboard and fasten in place with screws, washers, and nuts. b. Reconnect all electrical leads. 3. Install Fuse and Fuseholder.  See figure 4-10. a. Solder electrical leads to new fuseholder, align fuseholder in panelboard and attach with mounting screws, washers, and nuts. b. Grasp new fuse with fusepuller and insert into fuseholder clips. ASSEMBLY Assemble Panel Board Front Assembly.  See figure 4-10. a. Attach circuit breaker cover with four mounting screws, flat washers, and lockwashers. b. Attach outside power panel cover with four mounting screws. c. Close circuit breaker A 1CB2 in Main Power Panel. d. Close all circuit breakers in Power Panel No.  2. e. Connect power cable (paragraph 2-7). f. Turn on equipment and verify operation. 4-48