Repair Cases

XCMG XR240E 1. Rotary Head Transition Valve Block Oil Leak 2. Main Hoist Rod Dropping

Problem Description:

1. Rotary head transition valve block oil leak. 2. Main hoist rod dropping.

Troubleshooting Steps:
– Replaced 240E rotary head transition valve block and main hoist balance valve.

Root Cause:

To be further investigated.

Required Parts:

Modified rotary head transition valve block; modified main hoist balance valve assembly; fault resolved.

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