Khun Syed,
It had been changed because a reason of new model and part changed, now we build oil EQ tube weld at Summit line and assembled 90 degree elbow brazing at Tandem line.
Please find attached slide of using clamps.
1. Clamp for oil EQ tube weld at Summit line.
2. Clamp for 90° elbow brazing at tandem line.
Thank you for your invitation