TM 10-3930-664-24 2-68. ENGINE OIL PRESSURE SWITCH 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. 1. Release hood assembly (2) by lifting handle (1). Open hood assembly. 2. Tag   and   disconnect   electrical   wires   (3)   from engine oil pressure switch (4). 3. Remove engine oil pressure switch  (4)  from  tee (5). B. CLEANING Clean   engine   oil   pressure   switch   in   accordance   with paragraph 1-24. C. INSPECTION Inspect  switch  and  related  components  in  accordance with paragraph 1-24. 2-204