Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
Page 18 · column 3 of 5 · from the scan, no model involved

The fuel system is operating too rich. • The ignition timing is incorrectly adjusted. • The thermostatic air control is malfunctioning. • The air injection system is malfunctioning. If an exhaust analyzer shows high hydrocarbon content it may mean: • Fouled spark plugs. • Faulty spark plug wires.
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