100ton to 200ton NC Press Brake Hydraulic Valve Blocked Problem Checking and Cleaning Part TWO

Описание к видео 100ton to 200ton NC Press Brake Hydraulic Valve Blocked Problem Checking and Cleaning Part TWO

The right situation should be like this:
Step down, light 1, light 2, light 3 turn on
When pressing, light 1, light 2, light 4 turn on
Step up, light 1, light 5 turn on

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