TM 10-3930-664-24 2-62.  STE/ICE ELECTRICAL COMPONENT 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) Towbar lowered (para.  2-126) Materials / Parts: Loctite 242 (20, App.  C) 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. RELEASE  HOOD  ASSEMBLY  (2)  BY  LIFTING HANDLE (1).  OPEN HOOD ASSEMBLY. 2. TAG AND DISCONNECT ELECTRICAL WIRING        (3)    FROM    RPM    SENDER        (4). REMOVE RPM SENDER FROM MECHANICAL TACHOMETER DRIVE (5) ON ENGINE. 2-185