Hanyar tantance ko an cire rufin tanderun shigar da ita

A. When the thickness of the furnace lining is less than 50 mm, it must be removed.

B. Lokacin da ƙararrawar ƙararrawa ta yi girma da yawa, tabbatar da cewa na’urar ƙararrawa ba ta da aiki. A wannan lokacin, ana buƙatar tarwatsa tanderun.

C. Lokacin da a ƙarƙashin takamaiman ƙarfin wutar lantarki na DC, nauyin narkakken ƙarfe a farkon matakan farko da na ƙarshen ya yi daidai, rufin tanderun ba shi da wani ɓarna a fili na gida, halin yanzu na DC yana tashi da 15-20%, kuma dole ne a cire murfin tanderu. Lokacin amfani, idan DC ammeter da DC voltmeter sun girgiza sosai, ko kuma idan DC ammeter ya ci gaba da tashi kuma DC voltmeter ya ci gaba da faɗuwa, yana tabbatar da cewa rufin tanderun ya yoyo, kuma dole ne a ɗauki matakan gaggawa.