TM 10-3930-664-24 2-60.  CIRCUIT BREAKER REPLACEMENT This task covers: Removal, Cleaning, Inspection, and Installation INITIAL SETUP: Tools and Test Equipment: Equipment Condition: General Mechanics Tool Kit (1, App.  E) Batteries disconnected (para.  2-78) A.  REMOVAL WARNING Electrical  shock  hazard.    Disconnect battery ground cable or power source prior to working on electrical components.  Failure to heed warning could cause shock, injury or death.  If electrical    shock    occurs,    administer first aid and  seek  medical  assistance immediately. 1. TAG AND DISCONNECT ELECTRICAL WIRES FROM CIRCUIT BREAKERS (1, 2, 3). a. Disconnect red wire (4) from short stud on circuit breaker (1).  Disconnect red wire (5) from long stud. b. Disconnect  blue  wire  (6)  from  short  stud on      circuit      breaker      (2).      Disconnect orange   (7),   purple   (8),   yellow   (9),   and brown (10) wires from long stud. c. Disconnect  green  wire  (11)  and  two  blue wires  (12,  13)  from  short  stud  on  circuit breaker  (3).    Disconnect  purple  wire  (14) from long stud. 2. REMOVE CIRCUIT BREAKERS (1, 2, 3) FROM INSTRUMENT PANEL BY REMOVING SCREWS (15) AND NUTS (16). 2-182