Aftertreatment outlet nox sensor internal water shield installation - water intrusion CAN cause the...
Caterpillar technical service bulletin M0067812-00 for 2012-2017 Caterpillar CT660 and 2014-2017 Caterpillar CT681.
- Bulletin number
- M0067812-00
- Component
- Structure
- Summary
- Aftertreatment outlet nox sensor internal water shield installation - water intrusion can cause the malfunction or failure of the aftertreatment outlet nox sensor on vertical exhaust configurations. The recommended repair is to install a rain shield which prevents water from traveling down vertical exhausts from contacting the outlet nox sensor.
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