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shang hai -50 xing tuo la ji gu zhang 5 li
Author(s): 
Pages: 22
Year: Issue:  1
Journal: Farm Machinery

Keyword:  拖拉机散热器水温过高供油提前角故障风扇传动冷却水道水垢发动机上海;
Abstract: <正> 散热器芯管被水垢堵塞一台上海-50型拖拉机,在作业中发现水温过高。检查表明,无超载现象,冷却水足够,风扇传动带紧度适中,供油提前角在规定范围内。最后发现散热器芯管中水垢较多。用25%稀盐酸注入冷却水道,停放10h,然后反复冲洗,水温过高现象即消除。
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