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reduction gear oil seal

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    EX120 - Swing motor gear oil leak (Pictures)

    Hi Everyone, EX120. Have two issues with the swing motor reduction gear unit. 1. The unit is leaking gear oil through the slew ring & onto the belly almost as fast as it goes in, almost... 2. The reduction gear unit housing is cracked at the bolt support flange holes but has been stable for a...
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    • Thread
    • ex120 gear oil leak reduction gear oil seal swing motor leak
    • Replies: 88
    • Forum: Excavators
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