FUKUSHIMA (Kyodo) — Tokyo Electric Power Co. indicated Sunday another thermometer may be malfunctioning at the bottom of the No. 2 reactor vessel at the tsunami-crippled Fukushima Daiichi nuclear power complex as the plant operator observed abnormal temperature readings the previous day.
The thermometer was deemed unavailable for use when it showed an abnormally high electrical resistance level following a sudden increase of temperatures to 60 C on Saturday morning, leaving only one temperature measurement device working properly at the bottom of the reactor vessel, the utility said.
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