Engine Air Cleaner Service Indicator - Inspect
某些发动机可能配备与此不同的保养指示器。
某些发动机配备进气压力差压表。 进气压力差压表显示在空气滤清器滤芯之前和之后测量的压力之差。 空气滤清器滤芯变得肮脏时,压差上升。 如果您的发动机配备了不同种类的保养指示器,遵循 OEM 的建议,以便维护空气滤清器的保养指示器。
空气滤清器保养指示器可能装在空气滤清器上或在较远的地方。
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图 1 | g00103777 |
典型保养指示器 |
观察保养指示器。 发生以下情况之一时,应清洁或更换空气滤清器滤芯:
- 黄色膜片进入红色区域。
- 红色柱塞锁定在可见位置。
保养指示器是重要仪器。
- 检查复位是否灵活。 保养指示器应在少于 3 次按压的情况下复位。
- 发动机加速到发动机的额定转速时,检查黄芯的移动情况。 黄色芯应在大致达到最大真空时锁住。
如果保养指示器不能轻松复位或黄芯无法锁定在最大真空位置,应更换保养指示器。 如果新的保养指示器也不能复位,则保养指示器的安装孔可能有阻塞。
如有必要,在严重多尘的环境下,保养指示器可能需要频繁更换。
Caterpillar Information System:
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