TM 10-3930-643-10 1-5. WARRANTY INFORMATION. The    model    MHE    236    forklift    truck    is    warranted    by Dresser     Industries     for     15     months     or     1500     operating     hours,     whichever     comes first. The     warranty     starts     on     the     date     found     on     the     DA     Form     2408-9     in     the     log     book. Report    all    defects    in    material    or    workmanship    to    your    supervisor,    who    will    take appropriate     action     through     your     organizational     maintenance     shop. 1-6. SERIAL    NUMBER    LOCATION. The    serial    number    of    the    M10A    forklift    is located     on     the     right     side     of     the     vehicle     on     the     rear     frame     just     forward     of     the rear    wheel. 1-4