东风日产阳光（N16)发动机润滑与冷却系统维修手册.pdf

前言前言 本手册本手册提供了提供了有关有关E Q 7 2 0 2 （S U N N Y 2 . 0 ）车的E Q 7 2 0 2 （S U N N Y 2 . 0 ）车的保养保养维修步维修步骤骤 为了确保为了确保您您的人生的人生安安全全和和车辆性能车辆性能的的可靠，可靠，您您应应该该仔细地阅仔细地阅读读该维修该维修手手册册的的全部内容全部内容 在开在开始始任何任何维维修修工工作前作前，，您必您必须须要完要完全全理解理解GI部部分分的注的注意意事项事项，，这这一一点是点是至至关重关重要要的出出版时，版时，本手册本手册中的全中的全部内部内容都是容都是最新的最新的产品信产品信息本公本公司保留司保留有对技有对技术参术参数和维数和维修方法修方法 进进行变更行变更的权的权利，恕利，恕不另行不另行通知 重要的安全须重要的安全须知知 东风汽东风汽车有限公司车有限公司 正确的正确的维修操维修操作对作对保证维保证维修人员修人员的人身的人身安全安全和车辆和车辆性能的性能的可靠是可靠是至关至关重要的重要的 本手册本手册中所描中所描述的述的维修步维修步骤尽可骤尽可能地使能地使维修维修步骤更步骤更安全准安全准确。

确 维修质维修质量依据量依据所采所采用的维用的维修步骤、修步骤、工具、工具、零零件和件和维维修技师修技师的经验的经验有所有所不同如果不如果不采用本采用本 公司公司推荐的推荐的维修维修步骤、步骤、工具或工具或零件，零件，必须必须完全确完全确认选择认选择的维修的维修方法方法不会对不会对人身安人身安全和全和车辆车辆 的安的安全造成全造成损害损害 本手册中有部分页码不连续，其删除页码为其它车型内容，将不影响本车型内容的完整性本手册中有部分页码不连续，其删除页码为其它车型内容，将不影响本车型内容的完整性本手册内容若与实车有差异，维修时以实车为准本手册内容若与实车有差异，维修时以实车为准LC-1 目录目录 发动机润滑系统发动机润滑系统 ··········································· 2 预防措施预防措施···························································2 液体密封垫应用步骤液体密封垫应用步骤 ·································2 准备准备··································································2 专用维修工具专用维修工具 ············································2 润滑油路润滑油路···························································3 机油压力检查机油压力检查····················································4 机油泵机油泵·······························································4 拆卸和安装拆卸和安装················································4 分解和组装分解和组装················································5 检查检查···························································6 调节阀的检查调节阀的检查 ············································7 更换发动机机油更换发动机机油················································7 更换机油滤清器更换机油滤清器················································8 维修数据和技术参数（维修数据和技术参数（SDS））························9 油压检查油压检查··················································9 油泵检查油泵检查··················································9 调节阀的检查调节阀的检查 ··········································9 机油容量机油容量··················································9 预防措施预防措施·························································10 液体密封垫使用步骤液体密封垫使用步骤 ·······························10 准备准备································································10 专用维修工具专用维修工具 ··········································10 发动机冷却系统发动机冷却系统 ········································· 10 冷却回路冷却回路·························································11 系统检查系统检查·························································11 检查冷却系统软管检查冷却系统软管···································11 检查散热器检查散热器·············································· 12 检查散热器盖检查散热器盖·········································· 12 检查冷却系统是否泄漏检查冷却系统是否泄漏 ··························· 12 水泵水泵································································ 13 拆卸和安装拆卸和安装·············································· 13 检查检查························································· 13 节温器节温器 ···························································· 14 拆卸和安装拆卸和安装·············································· 14 检查检查························································· 15 散热器散热器 ···························································· 16 部件部件························································· 16 冷却风扇冷却风扇························································· 17 部件部件························································· 17 控制系统控制系统 ················································· 17 更换发动机冷却液更换发动机冷却液·········································· 17 排出发动机冷却液排出发动机冷却液··································· 17 重新加注发动机冷却液重新加注发动机冷却液 ··························· 18 冲洗冷却系统冲洗冷却系统·········································· 19 散热器（铝质）散热器（铝质）·············································· 20 准备工作准备工作 ················································· 20 拆卸拆卸························································· 20 安装安装························································· 21 检查检查························································· 22 过热的原因分析过热的原因分析·············································· 23 维修数据和技术参数（维修数据和技术参数（SDS））························ 24 节温器节温器····················································· 24 散热器散热器····················································· 24 冷却液容量冷却液容量·············································· 24 发动机润滑和冷却系统发动机润滑和冷却系统 LCLC-2 SEM164F AEM080 预防措施预防措施 液体密封垫应用步骤液体密封垫应用步骤 NJLC00011. 使用刮刀清除配合表面和槽上所有原来的液体密封垫的遗留痕 迹。

同时还要完全地清除这些区域的所有机油 2. 在配合面上连续涂敷液体密封垫 (使用纯正的密封垫或等效物 ? 确保油底壳的液体密封垫直径在4到5mm之间(0.157至 0.197 in） ? 油底壳以外的区域，确保液体密封垫的直径在2.0至3.0mm之间 (0.079至0.118 in) 3. 将液体密封垫涂在螺栓孔内侧(除非有其他规定） 4. 应该在涂敷液体密封垫5分钟之内完成安装 5. 至少等待30分钟，再加入机油和发动机冷却液 准备准备 专用维修工具专用维修工具 NJLC0002工具编号和 工具名称 说明 ST25051001 机油压力计 NT050测量机油压力 ST25052000 软管 NT559将机油压力计连接到缸体上 KV10115801 机油滤清器扳手 NT772拆卸机油滤清器 WS39930000 挤管工具 NT052按压液体密封垫管 发动机润滑系统发动机润滑系统 预防措14 面 内跨距 64.3mm（2.531in） （对称面间距） LC-3润滑油路润滑油路 NJLC0003SEM852FBSLC339B发动机润滑系统发动机润滑系统 润滑油路 LC-4 SEM853F 机机油压力检油压力检查查 NJLC0004 警告：警告： ? 发动机发动机和机油和机油可能可能很热，很热，小心。