20
Nov
2 Hi-Tide Gear Drive lifter beams are designed to lift on the centerline of the support pilings. Position your boat on the lift so that the motor sits in the middle.
I should ad the bolts are frozen and need to be cut to be moved.
How to adjust boat lift bunks. How To Adjust Your Boat Lift Bunks ShoreMaster Lifts - YouTube. Tips for proper bunk adjustment and boat placement on a Hewitt Boatlift About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube. If you own a boat lift or are looking to get one for yourself then you may be wondering how to adjust the bunk and guides in order to fit your boat properly.
Unfortunately every boat is different and while we cant tell you how to set it for your boat we can show you how. To adjust boat trailer bunks I recommend starting on the front section. Loosen the screws that secure the boat bunk brackets and move them upwards until they rest on the hull.
Fasten the screws with a torque wrench noting the amount of force specified by the trailer manufacturer. Measure the bunk height look like 2x8 so that 75 inches so take 7 inches then measure down 7 inches from the hull at a distance equal to the width spacing of the bunks and this will determine the point at which you would be hitting the prop shaft on the rear support. Measure the bunk height look like 2x8 so that 75 inches so take 7 inches then measure down 7 inches from the hull at a distance equal to the width spacing of the bunks and this will determine the point at which you would be hitting the prop shaft on the rear support.
Position your boat on the lift so that the motor sits in the middle. Your prop wont be close to hitting it is the fins you need to pay attention to. Raising your bunks all of the way up will just limit the boat going on if your water is low.
My bunks are set up so that they pivot to conform to the hull. Almost 90 of the boats in our marina are on lifts. I have not seen one that actually sat on the keel If you are talking bottom of boat.
They all sit on the bunks as handy has said lowest chine. None of the bunks are even close the drives though just to the transom. The general rule of thumb is to adjust either rollers or bunks as low as possible and still keep the boat free of fenders and or the road.
In particular the stern bunk adjustment normally will always be lower than the bow bunk adjustment. The bunks can be adjusted up and down but not leftright. In the second picture you can also see the motor bumper under the bunks.
Any suggestions on how to configure this lift or should I remove the short bumpers and switch to the longer bumpers. The top of the bunks is 27 inches to the ground. That 6 difference is important to make sure the keel will not hit the crossmembers on the trailer.
The 44 is important as that measurement places the bunk inside the main chine on the bottom of the boat. Only a slight adjustment from my 248 to my 298 due to water pick ups for genny and AC. 1 Measure the height of your bunks.
2decide how much distance you want from the bottom of the boat to the beam. 3 subtract 2 from 1. 4 find that height from the bottom and measure the distance side to side on the back of your boat.
I used two blocks made from 1 starboard at each bunk bracket to lift them. Youll notice that the bunk brackets have an extra set of holes below that will let you block them up and move the bottom bolts down to the lower holes. The other thing to prepare for is that the stainless bolts on the bunk brackets may not come loose easily or at all.
The stringers are the back bone of your boat. Set them so the Stringers are over the bunks. Just thinking most are in the 22 area.
BoatUS Magazines Lenny Rudow shows you how to easily and safely drive your boat onto a boat lift even in wind and current. He covers checking the bunks on. How to adjust boat lift Picture sure helped.
Had the same problem. Get the boat off the lift run the lift up so you can get to it. Secure the front cross member with good anchor rope and chain to the top I beam.
Let the lift down until the rope goes tight and the cable loosens. The other issue was the bunks themselves. Its a 3x6 main bunk with a 2x6 laid over top to form a T see picture.
What is the advantage disadvantage of this. With the angle not matching perfect with my hull I imagine some serious tork. I should ad the bolts are frozen and need to be cut to be moved.
There is 33 inches between the inside of each bunk. Make lift bunks fit stepped hull. Add the height of the step but taper the bunks upward and beyon the step going forward like a ramp so that theres no lip for the step to get hung up on.
Heres my 2550 on a bunk trailer. You can see how the rear bunks extend forward beyond the step and taper down to the level of the forward bunks. Oct 26 2005.
Boat lift bunk questions. The key to this is knowing the construction of your boat. Check with the manufacturer of the boat to see what they recommend.
I would set the bunks directly underneath the boats stringers which should be the strongest part of the hull. Your bunks should be parallel. 2 Hi-Tide Gear Drive lifter beams are designed to lift on the centerline of the support pilings.
If the dock edge overlaps centerline of the pilings adjustment should be made to increase piling spacing side to side shorten lifter beams or notch deck boards to accommodate lifter beams. Please contact Hi-Tide for help at 1-800-544-0735. A GUIDE ON HOW TO RE-ADJUST IF BUNKS ARE CHANGED OR A DIFFERENT BOAT IS USED ON LIFT.
IF CHANGING FROM A TRADITIONAL V HULL TO A SKI BOAT WITH FINS AND SHAFT THE BUNKS MUST BE REPLACED WITH A SET OF RAISED BUNKS TO CLEAR THE FINS AND SHAFT Why you do it. Loosen the required bunk slide adjuster bolts or nuts Use a 34 19mm or 58.