When you hear a loud popping or grinding sound coming from your crawler tracks during a heavy turn, an expensive undercarriage breakdown is already underway. Worn-out planetary gear teeth inside your LQ15V00019FL reduction box create severe mechanical backlash, allowing metal shavings to contaminate the lubricating oil. Ignoring this warning will inevitably lead to a total track lockup, snapping your drive chain and leaving your 20-ton machine stranded down in a muddy trench.
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