TM 10-3930-664-24 2-73.  BACKUP ALARM 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) Batteries disconnected (para.  2-78) 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. Remove top transmission cover (1) by removing nine screws (2) and washers (3). 2. Tag and disconnect electrical wires from backup alarm pressure switch (4). 3. Remove backup alarm pressure switch (4)  from transmission (5). B.  CLEANING Clean    backup    alarm    pressure    switch    in  accordance with paragraph 1-24. C.  INSPECTION Inspect switch and related components in accordance with paragraph 1-24. 2-214