Here are a few possible questions related to the error described:

* What is the purpose of the rear suction nozzle on the M7068 machine?
* How does the abnormal extension of the cylinder affect the function of the M7068?
* Can the sensor
The solution to the error with Rear section-M7068-the rear suction nozzle presses down on the cylinder-liter, and the extension is abnormal may involve checking sensor X34.