Problem Description:

Based on Hangzhou market feedback, XR450E rotary drilling rig coolant high temperature and mud ingress into radiator. Need to improve radiator sealing and ventilation. Procurement department to purchase materials; service department to modify sold vehicles in Hangzhou. See attached table and installation diagram.

Troubleshooting Steps:
– Replaced engine cover modification; completed.

Root Cause:

To be further investigated.

Required Parts:

Replaced engine cover modification; completed.