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assalamualaikum wrb healthy greetings to all of us In this video I will show you directly how to operate the dump handle correctly when raising/lowering the dump body on the HD 785-7 KOMATSU unit, it seems like it's easy but it will make you fail the test, especially for younger siblings who are determined to apply for an operator with minimal knowledge. .. Hopefully this video is useful Thank You.. #operatordriverhd785komatsu #mining heavy equipment vehicles #miningtruck like, share, comment and subscribe yes