丰田5A-FE／8A-FE维修手册.doc

--------------------------校验:_____________-----------------------日期:_____________丰田5A-FE/8A-FE维修手册维修手册附录丰田5A-FE/8A-FE发动机机械部分维修手册目录:····················································2(一)组件························································2(二)大修···············································································································47(一)组件·······················································47(二)大修··············································································································69(一)组件·······················································69(二)大修·······················································(5A - FE/8A - FE)(一)组件(二)(a)  拆下通风阀。(b)  拆下垫片。3.  拆下气门室盖分总成(a)  拆下加油盖。(b)  拆下4个螺母,4个密封垫和气门室盖。4.  拆下2号正时链条或皮带罩(a)  拆下4个螺栓和2号正时皮带罩。5.  拆下曲轴齿轮或皮带轮罩分总成。(a)  拆下2个螺栓和曲轴齿轮罩。6.  将1号气缸设定在上止点,压缩位置(a)  转动曲轴皮带轮,将皮带轮槽口对准1号正时皮带罩上的正时标记“O”。(b)  检查曲轴正时皮带轮的“K”标记与轴承盖的正时标记对准。 否则,转动曲轴一周(3600)。7.  拆下凸轮轴皮带轮(a)  使用SST拆下皮带轮螺栓。    SST  09213 - 54015, 09330 - 00021 (90105 - 08076)(b)  使用SST拆下曲轴皮带轮。    SST  09950 - 50013 (09951 - 05010, 09952 - 05010    09953 - 05020, 09954 - 05021)8.  拆下正时链条或皮带罩分总成(a)  拆下3个螺栓和正时皮带罩。(a)  旋松惰轮安装螺栓。(b)  拆下张紧弹簧。:如果重复使用正时皮带,在皮带上画一个方向箭头f按发动机旋转的方向),并如图所示在皮带轮和皮带上做出定位标记。(a)  拆下正时皮带。。(a)  拆下螺栓和l号正时皮带惰轮。(a)  拆下3个螺栓和发动机右侧安装支架。14.  拆下曲轴正时皮带轮(a)  如果不能用手拆下皮带轮,使用2个起子。注意:按图示垫上抹布防止损坏。