A professional who places new harness assembly and loom beam in loom to prepare loom to weave different pattern. Responsibilities include:

• Unbolts reed and drop wires, wires, and unhooks pattern control cords from harness frames to release harness assembly in loom.
• Removes harness assembly and loom beam from loom, using hoist.
• Bolts or screws new reed and drop wires in place on loom.
• Positions harness frames in loom and connects pattern control cords to frames.
• Positions loom beam on brackets, using hoist.
• May level harness frames.
• May place pattern chain on loom.