ARMY TM 9-6115-670-14&P 4-131 4.51.  ELECTRICAL OUTPUT TERMINAL BOARD. This task covers: Replace INITIAL SETUP Tools General Mechanic's Tool Kit (Item 1, Appendix B) Equipment Conditions MASTER ON-OFF switch on APU control unit set to OFF. Air filter removed (para 4.45.). Materials/Parts Electrical Output Terminal Board REPLACE a.  Remove four screws (JTACS), or slotted hex-head bolts (SICPS and WIN-T), flat and lock washers (15, Figure 4-39), and remove generator housing top cover (16). b.  Remove four bolts (1) and lock washers (2) securing protective cover (25).  Remove cover (25). c.  Remove four bolts (5), star washers (4), and four separators (3). d.  Remove four nuts (24), star washer (23), flat washers (22).  Tag and remove shelter terminal leads (21) from terminal board (6). e.  Remove two jumper bars (20) from terminal posts (8). f.    Inside generator housing, remove four nuts (12), star washers (11), and flat washers (10) from terminal posts (8). g.  Tag and remove electrical leads (9) from terminal posts (8). h.  Remove eight nuts, four washers and four lock washers (7 and 19) and remove terminal posts (8). i.    Remove seven screws from housing rear and remove housing (no identifying figure). j.    Inside generator housing, at bottom of terminal board (6), remove two nuts with captive washers (14) from countersunk hex socket screws and remove terminal board (6). k.   At top of terminal board (6), remove two bolts (18) and nuts with captive washers (13). l. Align holes in terminal board (6) and generator housing and secure terminal board with two bolts (18) and nuts with captive washers (13) through two holes at top of terminal board. WARNING Ensure that APU DC power supply is disconnected.   Failure to observe this warning could result in severe injury or DEATH to personnel. WARNING Ensure that the APU is turned off and completely   de-energized    before    opening    generator    housing.   Failure to observe this warning could result in severe injury or DEATH to personnel.