(h) Excessive carbon deposits. Refer to organization mechanic.
(5) Lack of Power.
(a) Defective fuel system. Refer to paragraph [31].
(b) Defective ignition system. Refer to paragraph [32].
(c) Overheating. Refer to step (4) above.
(d) Defective lubricating system. Refer to paragraph [30].
(e) Poor compression. Refer to step (3) above.
(f) Drive chains too tight. Adjust (pars. [59] and [60]).
(g) Brakes dragging. Adjust (pars. [96] and [97]).
(6) Popping and Spitting Through Carburetor.