1998 · FUEL [13] · страница 86 из 104 · Открыть оригинал PDF ↗

Текст распознан со скана. Числа и обозначения можно сверить с оригиналом ниже.

Wave pattern observation points

Check that the standard wave pattern appears when the stepper motor is operating:
(Point A): Presence or absence of induced electromotive force from the motor turning: (Refer to the
abnormal wave pattern )

Таблица в оригинале

Распознанный текст таблицы — требует сверки с оригиналом

Contrast with standard wave pattem	Probable cause
Induced electromotive force does not appear or is extremely small;	malfunctioning Motor is
Point B): Height of coil reverse electromotive force Contrast with standard wave pattem	Probable cause
Coil reverse electromotive force does not appear or is extremely small.	Short in (he coil

(Point B): Height of coil reverse electromotive force

Abnormal wave pattern

Cause of problem

Motor is malfunctioning: (Motor is not operating )
Wave pattern characteristics

Induced electromotive force from the motor turning does
not appear:

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