Acid Tank refill

Acid Tank Refill 

  1. Turn off pump 

  2. Turn off acid and water heater 

  3. Drain tank 

  4. Vaccum tank bottom for burrs and metal 

  5. Rinse bottom of tank with DI water to remove soap

  6. Hook up shop air line to Acid storage tank pump 

  7. Move fill line to acid tank 

  8. Confirm that drain port valves are closed 

  9. Open shop air line and fill acid tank to 1.5” above middle drain port 

  10. When done fill rest of acid tank with D.I. water 

  11. Fill tanks 2 and 3 with D.I. water via tank 3 overflow.

  12. Turn on heater for all tanks 

Passivation Layout Diagram