Fitting new halyards - but what's this?

My block is a 2nd line .... not the same halyard.

But think about it .... during the hoist of the sail - that angle to the diverter only becomes significant at the highest point of hoist ... from start of hoist till a good way up - the angle is negligible with little friction .. the diverter has a flaired entry / exit to smooth the line passing through ..

I get your thoughts on it - but honestly - I think you may be over-thinking this. That diverter has been used by many and it works.
Yes, that's true, I probably am overthinking it, but I'm just imagining hauling away to get the last 6" of hoist and ending up with a less than tight luff.
 
My mast also has two sheaves forward at the top. I tried out a spinnaker whilst tied along side. Got it half way up and it jammed.
Conclusion was can only run a halyard straight out of mast sheave. If the halyard goes to port or starboard it jams in sheave.
Dont think your top sheave is for spinnaker or cruising chute.
 
My mast also has two sheaves forward at the top. I tried out a spinnaker whilst tied along side. Got it half way up and it jammed.
Conclusion was can only run a halyard straight out of mast sheave. If the halyard goes to port or starboard it jams in sheave.
Dont think your top sheave is for spinnaker or cruising chute.
The sheaves are dead in line with the bow so I don't believe a spinnaker would jam. I guess I would roll the genny away before hoisting a spinnaker. I can't think what else it would be for.
 
Not on the mast and I prefer to have the genoa halyard as short as possible so I don't have a pile of rope when it's hoisted. I don't really want to take it back to the cockpit. Just my preference, not right for everyone.

How can you not have the halyard at least 2x mast height + the extra for stay angle ? My halyards stay coiled at mast foot on the 25 ....
 
I'mabout to fit new halyards to my Hunter Medina, which is being launched next week. I want to make sure that everything up the mast is where it should be. When I bought the boat last year it had cord sleepers, no running rigging so I've never seen what was originally there. In the photo, I'm assuming that the spinnaker sheave is the one on the right (top). Then is the T slot for the forestay, then below the forestay is the jib halyard sheave, but then what would the D ring/fairlead on the left be for? And why would he have put the jib halyard sleeper through that? Any suggestions? Thanks.

View attachment 196367
Selden's instructions on Genoa halyard routing attached. Basically the halyard follows the same route as your piece of string.
 

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For what purpose would you slack ? It makes little difference to your sail or halyard ...

Over many years - I cannot recall seeing anyone slack their genny halyard once tied up....
Leaving a sail under tension when not in use is one of the fastest ways to ruin a sail. I ease tension after every sail. I often play with tension on both main & jib when sailing.
 
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