3054E Industrial Engine Caterpillar


Glow Plugs - Test

Usage:

3054E 304

预热塞导通性检查

表 1
所需工具    
零件号     零件名称     数量    
6V-7070     数字万用表     1    

下述测试用于检查预热塞的导通性。

  1. 断开电源和母线。

  1. 设置 6V-7070 数字万用表 以便检查导通性(电阻)。 打开数字万用表的声音信号。

  1. 将一支表笔放在预热塞接头上,另一支表笔放在适当的接地上。 数字万用表 应发出声响。 如果不导通,则需更换预热塞。

  1. 检查所有预热塞的导通性。

检查预热塞的工作情况

表 2
所需工具    
零件号     零件名称     数量    
225-8266     电流表     1    
6V-7070     数字万用表     1    

下述测试用于检查预热塞的工作情况。

  1. 断开电源和母线。

  1. 只连接一个预热塞的电源。

  1. 225-8266 电流表 安置在电源线上。

  1. 6V-7070 数字万用表 连接在预热塞的端子和适当的接地上。

  1. 将开关转到 ON(接通)位置,启用预热塞。

    表 3
    12 伏系统    
    安培     时间 (s)    
    30     初始的    
    21     4    
    14     8    
    10     20    
    9     60    

    表 4
    24 伏系统    
    安培     时间 (s)    
    12     初始的    
    8.5     8    
    7     20    
    6     60    

  1. 检查所有预热塞的读数。

  1. 如果电流表上没有读数,检查电气连接情况。 如果电流表上的读数偏低,更换预热塞。 如果仍没有读数,更换预热塞。

Caterpillar Information System:

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