WARNING CAUTION TM 10-3930-643-10 3-5. TROUBLESHOOTING PROCEDURES.-Continued M A L F U N C T I ON TEST    OR    INSPECTION CORRECTIVE ACTION 4. EXCESSIVE    OIL    CONSUMPTION. Check     for     oil     leaks     at     oil     filter and     oil     pan     drain     plug. If     leaking, notify organiza- tional     maintenance. 5. ENGINE    OVERHEATS    (COOLANT    TEMPERATURE    GAGE    IS    NOT    IN    NORMAL    OPERATING RANGE). If    engine    is    not    running,    start    engine    immediately. Step     1. Check    to    see    if    fan    switch    is    on. STEAM    HAZARD When     engine     is     hot,     remove     radiator     cap     slowly     to relieve     pressure.     Use     gloves     and     protective     clothing. Failure     to     follow     these     instructions     could     result     in SEVERE INJURY. Step    2. Check    to    see    if    engine    coolant    is    low    and    if    any    leaks    are visible. If    low    or    if    leak    is    found,    notify    organizational    maintenance. Step     3. Check    cooling    fan    for    damage. Report    any    damage    to    organizational    maintenance. T A 3 2 7 9 8 7 3-7