TM 10-3930-664-24 2-70.  ENGINE HIGH TEMPERATURE SENDER REPLACEMENT This task covers: Removal, Cleaning, Inspection, and Installation INITIAL SETUP: Tools and Test Equipment: Equipment Condition: General Mechanics Tool Kit (1, App.  E) Towbar lowered (para.  2-126) 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. WARNING Do not remove high temperature sender    when    engine     is     hot.          Hot steaming  gases  can  escape  and  burn personnel.  Allow engine to cool before removing. WARNING Use  extreme  care  when  removing  high temperature sender. The sudden release  of  pressure  can  cause  a  steam flash, resulting in injury. 1. Release hood assembly (2) by lifting handle (1). Open hood assembly. 2. Tag  and  disconnect  electrical  wire  from  engine high temperature sender (3). 3. Remove   engine   high   temperature   sender   (3) from engine (4). 2-208