Nice! Thanks...
/J > On Jan 20, 2018, at 8:46 PM, Josh Muckley <muckl...@gmail.com> wrote: > > Ask and you shall receive. > > https://youtu.be/n6B0IPKQERc > > Josh Muckley > S/V Sea Hawk > 1989 C&C 37+ > Solomons, MD > > > >> On Sat, Jan 20, 2018, 12:47 PM John Christopher <phygi...@gmail.com> wrote: >> Hi Josh, >> >> Were you able to video the process? If so will you upload to YouTube (I’m >> one of your subs) :)? >> >> >> >> /J >> >>> On Jan 19, 2018, at 7:51 PM, Josh Muckley <muckl...@gmail.com> wrote: >>> >>> >>> I had pretty decent luck torqueing the keel bolts today. A few of the >>> studs were damaged/corroded on the threads extending past the nut but not >>> on the threads protected by the nut when fully tightened. I lubed the >>> rough threads with extra thick tef-gel and things seemed to go together >>> smooth enough. The 3:1 multiplier was effective but I think a 4:1 or 5:1 >>> would have made the job a little easier. I was definitely glad I brought a >>> 3 foot pipe to help stabilize the reaction bar. It was extremely helpful >>> to have a second person present to monitor and stabilize the whole >>> apparatus. I stand by my statement from last night that keeping the >>> operating wrench as close to the multiplier as possible minimizes the >>> creation of odd twisting motions. My concerns of using an output drive >>> extension were unfounded and I would encourage anyone who is hesitating, to >>> use one. >>> >>> We were out of the water and set on a block around 9:30am and done with the >>> torque by 12:30. This included removing each nut, cleaning the nut and >>> stud, and then reinstalling each one at a time. Overall a very smooth >>> process but the preparation was a very important part. >>> >>> I used the torque values from the link below as a guide. 316 SS >>> lubricated. >>> >>> https://www.fastenal.com/content/feds/pdf/Torque%20of%20Stainless%20Steel,%20Non%20ferrous%20Torque.pdf >>> >>> Keel bolts (fwd to aft): >>> Nut stud torque 3:1 >>> multiplier >>> 1 - 1 1/2 (38mm) 1 (25mm) 255 = 85 x 3 >>> 2 - 2 3/16 (56mm) 1 1/2 (38mm) 615 = 205 x 3 >>> 3 - 2 3/16 (56mm) 1 1/2 (38mm) 615 = 205 x 3 >>> 4 - 2 3/16 (56mm) 1 1/2 (38mm) 615 = 205 x 3 >>> 5 - 1 7/8 (47.5mm)1 1/4 (32mm) 465 = 155 x 3 >>> 6 - 2 3/16 (56mm) 1 1/2 (38mm) 615 = 205 x 3 >>> 7 - 1 1/2 (38mm) 1 (25mm) 255 = 85 x 3 >>> 8 - 3/4 (19.5mm) 1/2 (13mm) 38 >>> >>> Josh Muckley >>> S/V Sea Hawk >>> 1989 C&C 37+ >>> Solomons, MD >>> >>> >>> >>> On Jan 2, 2018 3:18 PM, "Josh Muckley via CnC-List" <cnc-list@cnc-list.com> >>> wrote: >>> Ok Guys, >>> Since I have the mast out, this provides the rare opportunity to access ALL >>> of the keel bolts. I've measured each of the bolt and nut diameters and >>> checked the archives for torque specs. I intend to buy a toque multiplier >>> and the appropriate sized sockets. I think I can do it for less than the >>> yard is going to charge and I'll come out of it with some tools. I'll also >>> be able to tell myself that it was done correctly. >>> >>> That being said it sounds like the best practices are are follows: >>> - be on the hard >>> - loosen the bolts one at a time, clean, and lubricate with tef-gel >>> - reinstall and torque at progressively higher levels. >>> >>> I was unable to find the torque spec for my 1.5" bolt in the website but >>> Ken Heaton cited 600lbs in one of his past responses. >>> >>> Keel bolts (fwd to aft): >>> Nut stud torque >>> 1 - 1 1/2 (38mm) 1 (25mm) 350 >>> 2 - 2 3/16 (56mm) 1 1/2 (38mm) 600? >>> 3 - 2 3/16 (56mm) 1 1/2 (38mm) 600? >>> 4 - 2 3/16 (56mm) 1 1/2 (38mm) 600? >>> 5 - 1 7/8 (47.5mm)1 1/4 (32mm) 450 >>> 6 - 2 3/16 (56mm) 1 1/2 (38mm) 600? >>> 7 - 1 1/2 (38mm) 1 (25mm) 350 >>> 8 - 3/4 (19.5mm) 1/2 (13mm) 80 >>> >>> >>> Anything I'm missing? >>> >>> >>> Thanks, >>> >>> Josh Muckley >>> S/V Sea Hawk >>> 1989 C&C 37+ >>> Solomons, MD >>> >>> _______________________________________________ >>> >>> Thanks everyone for supporting this list with your contributions. Each and >>> every one is greatly appreciated. If you want to support the list - use >>> PayPal to send contribution -- https://www.paypal.me/stumurray >>> >>> >>>
_______________________________________________ Thanks everyone for supporting this list with your contributions. Each and every one is greatly appreciated. If you want to support the list - use PayPal to send contribution -- https://www.paypal.me/stumurray
