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Coolant fluid is pressurized and pushed thru hoses starting at the pump.
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Coolant output to spindle is labeled as well as the return line. Maintenance person could remove the cover and open the tank lid to check for bubbles in fluid to confirm operation if needed.
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Pump has a gauge for monitoring level as well as a drain for changing the coolant.
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Coolant lines from the pump to the bracket.
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Bracket is the start of a big lop of lines the allow fluid to be delivered to the spindle anytime as it travels up and down its range of motion. The 12K Spindle coolant lines are part of this process.
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The loop comes to the top of the spindle housing along its way to the front of the mill.
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Insert wisdom here.
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