When the bunting at the end of the stray line passes his hand, he calls to his assistant to turn the glass, and allows the line to pay out freely.
One drum is usually fixed to the shaft, while the other is loose, with a screw link or other means of coupling, in order to be able to adjust the two ropes to exactly the same length, so that one cage may be at the surface when the other is at the bottom, without having to pay out or take up any slack rope by the engine.
I was reticent to pay out around $500 for a further bike that I was still not totally happy with.
The industry was set up with the fat cats who don't pay out of their own pocket in mind.
If they were wrong the poor fella gets a nice compo pay out.