目录
00 说明、注意事项.............................................................1
1 一般说明...............................................................................1
2 维修/组装注意事项......................................................................3
01 技术数据...................................................................5
1 手动变速器工作原理示意图...............................................................5
2 变速器基本数据.........................................................................6
2.1 技术数据与参数.......................................................................6
2.2 各挡空挡齿轮轴向间隙表...............................................................6
2.3 同步器齿环后备量.....................................................................6
3 拧紧力矩...............................................................................7
4 易损件明细表...........................................................................8
02 故障诊断..................................................................10
1 离合器打滑,车速不能随发动机的提速作出正确反应;上坡时无动力..........................10
2 换挡困难,换挡过程中齿轮有噪音........................................................11
3 变速器内部噪声过大或异常..............................................................12
4 变速器、差速器油封渗油................................................................13
5 变速器内部轴承非正常磨损..............................................................14
6 离合器有噪声或异响....................................................................15
7 车辆在行驶过程中出现脱挡现象..........................................................16
03 检测......................................................................17
1 检测离合器盖总成压板翘曲度............................................................17
2 检测离合器盖总成膜片弹簧指针..........................................................18
3 检测离合器从动盘......................................................................19
4 检测离合踏板行程及自由行程............................................................20
5 检测三挡主动齿轮与二挡主动齿轮间隙....................................................21
6 检测换挡拨叉厚度......................................................................22
7 检测换挡导块宽度......................................................................23
8 检查各挡齿轮组件与同步器齿轮组件齿轮..................................................24
9 输出轴轴承调整垫片的选用..............................................................25
10 差速器后轴承调整垫片的选用...........................................................26
11 倒挡轴后轴承调整垫片的选用...........................................................27
12 输入轴三四挡同步器挡圈的选用.........................................................29
30 离合器装置................................................................30
1 离合踏板机构..........................................................................30
1.1 离合器踏板机构装配概述..............................................................30
1.2 拆卸和安装离合踏板总成..............................................................31
1.3 调整离合踏板高度....................................................................31
1.4 调整离合踏板自由行程................................................................32
2 离合器液压系统........................................................................33
2.1 离合器液压系统装配概述..............................................................33
2.2 拆卸和安装离合总泵总成..............................................................34
2.3 拆卸和安装液压离合器油管总成........................................................36
2.4 离合器液压系统排气..................................................................37
3 离合器分离装置........................................................................38
3.1 离合器分离装置装配概述..............................................................38
3.2 拆卸和安装液压离合器分泵放气接头....................................................39
3.3 拆卸和安装液压离合分泵..............................................................39
3.4 拆卸和安装从动盘及离合器盖总成......................................................40
- 目录 i -
广汽传祺汽车 2017
手动变速器维修手册 06.2017
32 操纵机构、壳体............................................................42
1 换挡操纵机构..........................................................................42
1.1 换挡操纵机构装配概述................................................................42
1.2 拆卸和安装换挡操纵机构总成..........................................................43
1.3 拆卸和安装换挡操纵拉索总成..........................................................44
1.4 调整挡换挡操纵拉索..................................................................47
1.5 拆卸和安装选换挡摇臂分总成..........................................................47
2 变速器总成............................................................................48
2.1 更换手动变速器齿轮油................................................................48
2.2 拆卸和安装变速器总成................................................................49
2.3 变速器螺栓拧紧力矩..................................................................51
3 分解和组装变速器总成..................................................................52
3.1 变速器总成装配概述..................................................................52
3.2 变速器壳体部件......................................................................53
3.3 换挡轴分总成........................................................................62
3.4 变速器壳体内部部件..................................................................66
3.5 变速器操纵部件......................................................................75
3.6 离合器壳体部件......................................................................79
35 齿轮、传动轴..............................................................89
1 输入轴................................................................................89
1.1 输入轴总成装配概述..................................................................89
1.2 拆解和组装输入轴总成................................................................90
2 输出轴...............................................................................101
2.1 输出轴总成装配概述.................................................................101
2.2 拆解和组装输出轴总成...............................................................102
3 倒挡轴...............................................................................111
3.1 倒挡轴总成装配概述.................................................................111
3.2 拆解和组装倒挡轴总成...............................................................112
36 主减速器、差速器.........................................................116
1 差速器油封...........................................................................116
1.1 拆卸和安装后油封...................................................................116
1.2 拆卸和安装前油封...................................................................117
2 差速器轴承...........................................................................118
2.1 拆卸和安装差速器前轴承.............................................................118
2.2 拆卸和安装差速器后轴承.............................................................120
3 差速器分总成.........................................................................122
3.1 差速器分总成装配概述...............................................................122
3.2 拆解和组装差速器分总成.............................................................122
- 目录 ii -
广汽传祺汽车 2017
手动变速器维修手册 06.2017
00 说明、注意事项
1 一般说明
变速器总成外观
变速器概要
·
6MF26A汽车变速器为带有差速器的前驱两轴式有级机械变速器,其前进挡均采用惯性同步器换挡机构,特别
是一、二挡采用多锥同步器,使换挡平顺、轻快、无冲击,大大提高了变速器的使用寿命。
·
该变速器的操纵机构装有定位机构组件,使换挡准确、手感清晰,增强了驾驶的舒适性。该变速器还设置了
防止误挂倒挡的倒挡限位机构,增强了驾驶的安全可靠性。
·
在新车使用前,必须对变速器所有外露的连接件,紧固件进行检查,以防止安装错误及连接松动而导致故
障。
·
在行车换挡时应将离合器踏板完全踩下,使变速器脱开发动机扭力后迅速操纵换挡杆进行换挡。
·
下坡转弯时应采用低速挡,不允许离合器分离和空挡滑行。
·
当变速器从低速挡向高速换挡或高速挡向低速换挡时,不要跳挡操纵,否则将影响同步器的使用寿命。
·
严禁在空挡熄火状态下,利用同步器强行挂挡启动发动机,否则将影响变速器的使用寿命。
·
换挡时严禁使用拍打方法(即一推一松的操作方法),应该用手按住换挡操纵机构,这样能减少同步器锁环
的摩擦时间。
·
换挡时,需用柔和力换挡,切忌用力过猛,切忌高速起步。
·
行驶时,不能将手放在换挡杆上,否则会造成换挡拨叉过早磨损。
·
行驶时发现变速器有异常声响,操作明显沉重等不正常现象时,应立即停车检查,待排除故障后再继续行
驶。
1
修理组 00 - 说明、注意事项
广汽传祺汽车 2017
手动变速器维修手册 06.2017
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