TM 10-3930-664-24 2-77.  BATTERY SERVICING This task covers: Servicing INITIAL SETUP: Tools and Test Equipment: Materials / Parts: Rubber Gloves (9, App.  E) Electrolyte (34, App.  C) Apron (36, App.  E) Battery Filler (11, App.  E) A.  SERVICING WARNING Batteries    produce    explosive    gases and    contain    acid    that    can    cause severe    burns.        To    avoid    serious injury, observe the following precautions: - Keep sparks, flame, and smoking away from batteries. - Ventilate when charging or using in an enclosed space. - Wear safety goggles and acid-proof gloves when adding electrolyte. - Avoid electrolyte contact with skin, eyes or  clothing.  If  electrolyte  spills,  take immediate action to stop burning effects. 1. Remove battery box lid (1) by turning lid latches (2). 2. Remove battery caps (3) and inspect fluid level. Fill  cells  (4)  with  electrolyte  as  required.    Install caps. 3. Install battery  box  lid  (1)  and  turn  lid  latches  (2) to secure. FOLLOW-ON MAINTENANCE: None END OF TASK 2-222