Enter your email address to subscribe to receive notifications of new posts by email. You need to be registered and signed in to view this content. By Van Helker. Boat Propellers. By Rugger. Dripless Shaft Seals - Best Practices. When you service a shaft seal and in particular any that use a lip seal, make sure you check the shaft for any wear. Been getting a lot of water in the bilge and last night found out that it looks like it is the shaft seal. 1 1/4" thru 2 1/4" Over Sized (OS) 2 1/2" Compressed Length:6 1/4" Weight: 4 pounds . We could see another sharpie line on the prop shaft, most likely indicating where the rotor should have been set. 17 results for dripless shaft seal. Most of these units use what's called a face seal, with a flexible bellows attached to the stern tube (or stuffing box collar) that presses a fixed carbon/graphite flange against a rotating stainless-steel rotor which spins with the prop shaft, creating a seal between the rotor and flange. The step by step pictures in the resource area are great too. Shaft seal ( dripless) Nov 12, 2017 19:11:58 GMT via mobile. Blue water dripless shaft seals no longer dripless.. When I replaced my OJ seal, even though it was a direct replacement seal from OJ the OD of the seal was just a hair smaller than the ID of the head. There is a problem with them however. I do think my current seal has worn the shaft....I assume I can move the replacement slightly up or down the shaft to be on a fresh shaft. You need to be registered and signed in to view this content. Decided to do as you did and get rid of the BWS set up and switch to tidewater. When operating in silty water, models with off-the-shaft seals offer better protection. Check out the LASDROP Gen2. Volvo dripless seal - how to service? Not finding what you're looking for? Both units mentioned have a following. Twitter . A little dripless shaft seal background There are two primary types of dripless shaft seals – lip seals and face seals. It uses a traditional thick hose. Another variety of dripless glands relies upon a lip seal that fits around the shaft. I'm not sure the larger diameter of the shaft seal will fit (see pic). You running in salt water? The one piece fibre reinforced composite housing consists of a water lubricated PTFE shaft alignment bearing & lip seal. Shrink products and more. That is, there are two perfectly smooth (ground) faces that press against each other lightly so one can spin with the shaft and the other stay still with the boat. Morning in Maine. Nautical Specialties Lasdrop Shaft-Seals. There isn’t a lot of space to get at the prop shaft, but we pushed with everything we had. Page 2 of 3 < Prev 1 2 3 Next > K1W1, Mar 16, 2010 #21. If you have an account, sign in now to post with your account. Error: API requests are being delayed for this account. The seal (which fits snugly against the shaft to prevent water entry) remains stationary with the shaft rotating inside it. Joined: Sep 30, 2005 Messages: 7,390 Location: My Office. You can remove the Phillips head screw plugs, pump waterproof grease into the zerk fitting until the grease comes out of the plugs you removed, then reinstall the plugs. Your seal doesn't look like one of these, which use a graphite washer that spins against a stainless face on the shaft. Discussion in 'Cabo Yacht' started by CSkipR, Mar 13, 2010. The boat should be pulled to do the work, though some brave souls have done it in the water. This has been ongoing now for 6 weeks or so. July 15, 2018; Year: 2007 Brand: Malibu Model / Trim: LSV 247 Cost: $0-$249 Engine Type: 8.1 Vortec/Indmar. It is time for me to replace my Volvo Penta dripless seal on our B323. For more information on the products, see below. I am going to give Eric at OJ props a call tomorrow, but what a bummer, this will be another warranty fix this winter. You may remember that on our first night in Portland, ME, our stuffing box was dripping into the bilge. Where the shaft is what is pushed through a hole in a boat to turn a propeller, the shaft seal is what is placed around it to keep the water out. The "rotor" part is clamped/squeezed to the shaft and it has a big spring built in to the rotor (so no cheesey bellows). Never had a problem with them and IMO Tides has the 2nd largest sales in dripless seals….PSS shaft seals being #1 in the industry. Quote. Twitter . Discussion in 'Cabo Yacht' started by Jrms80, Nov 16, 2015. First outing of the year and noticed my shaft seal leaking. Adding a spare seal to the shaft is a no brainer. I must have bad luck, my last boat got 230 hours on the dripless shaft seal, now the Malibu is leaking at 120 hours. Of course, since we arrived on Saturday evening, the hardware store wouldn’t reopen until Sunday at 1pm. As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. I had thought we only had 1 set of screws I each hole and removed them with an Allen wrench. Adding a spare seal to the shaft is a no brainer. Dripless packing are a great innovation. They must have relaxed with age or been worked a bit loose over use. Your link has been automatically embedded. Watched Ron's videos and they are really helpful. At Tides, providing excellent customer service is our no. Swap out that hose clamp too before it fails. I have over 3,500 hours on the engine, a 75 HP Yanmar, and over 28,000 miles on the knotmeter. Published: October 12, 2000. Another variety of dripless glands relies upon a lip seal that fits around the shaft. If your boat has to be towed, the shaft and prop have to be secured to prevent them from spinning. Facebook. Easily doable with nothing really possible to mess up, just time consuming is all. Thanks for the help and resources. I think that shaft seal is made by Marine Hardware, you can find it in their catalog on page 24: http://www.marinehardware.com/downloads/running_gear.pdf. Product(s) Shaft Size Stern Tube O.D. A few good swings and it finally moved a little over 1/4 of an inch. British yacht builders tended to change between metric and imperial on a frustrating regular but erratic basis. Share Followers 2. I removed those ones and tried pushing again. You may just need to adjust it or replace the packing inside. Email. IBEX - International Boatbuilder’s Exhibition and Conference Oct 4 - 6, 2016 Tampa, FL Booth 1552 www.ibexshow.com. Instead of compressing two faces against each other, a spring compresses a rubber ring against the shaft. Published: October 12, 2000. But two problems: 1. An air-bound shaft log can result in the PSS running dry and becoming extremely hot. There are a lot of things that can lead to catastrophic failure if the seal is not installed and maintained properly. Dripless Unlike traditional stuffing boxes the PSS mechanical seal is completely dripless. During the break-in period you may experience a very fine mist, sometimes associated with a black dust coming from the PSS Shaft Seal. Upload or insert images from URL. Any issues with alignment when reassembled? Lasdrop and PYI Outscore Four Other Dripless Shaft Seal Makers. But it was fast enough to bend both the prop and the strut. Note: If looking to purchase a Tides Marine Shaft Seal, we have the entire catalog for sale, here: Tides Marine Shaft Seals. Display. Yeah....I read through some threads. The Tides Marine Sure Seal system is a water tight, self- aligning shaft seal. Quote. We didn't even see it. If the shaft and prop spin without cooling water, the packing will be ruined. We had marked the prop shaft with a sharpie to know where the rotor started. Instead of compressing two faces against each other, a spring compresses a rubber ring against the shaft. Copyright © 2005-2020 | TheMalibuCrew.com If the shaft and prop spin without cooling water, the packing will be ruined. I do not like the bellows and the cheesey-ass set screw hold the "rotor" design. 1 1/4" thru 2 1/4" Over Sized (OS) 2 1/2" Compressed Length:6 1/4" Weight: 4 pounds . https://waggonerguide.com/dripless-shaft-seals-may-be-dripless-but-not-maintenance-free/. Shaft Size:1" Stern Tube O.D. #boatlife #lifeonthehard #timefor, A gorgeous(but cold!) PSS Dripless Shaft Seal for use with 1" Shaft Diameters. The carbon stator is bored larger than the shaft diameter, allowing it to "float" around the shaft and compensate for most misalignment and vibration problems. Tides Marine - Marine industry manufacturer of the dripless or drip free, Self Aligning, SureSeal Shaft Seal, Rudder Bearings, Rudder Seals and SailTrack and Slide System. Sometimes, “burping” the seal will remove trash that is creating the problem. But two problems: 1. Removing the flange or in this case I think we are talking about removing the prop shaft coupler head from the end of the prop shaft can be a bear without the correct tools (common hand tools will get it done) and enough room to work in. Print. A range of alternative dripless stuffing boxes are available. The dripping instantly stopped. You could talk with the company rep and compare the two items. Once we acquired the correct parts, we set to work fixing the problem. Looking for drip free or dripless shaft seals, SureSeal Shaft Seal, seriesOne Shaft Seal, Spare Seal Kit, Lip Seals, Smart Seal, Water Pick-Up Kits, Clamps, Fittings or Hoses from Tides Marine? After a lot of trips to the bilge trying to figure out what’s going on, I found that the PSS Dripless Shaft Seal was dripping. The PSS Shaft Seal is also recognized as the premiere retrofit (aftermarket) seal on the world market. Answer: If the PSS Shaft Seal is leaking at rest it is likely that some foreign material is on the face of the seal between the stainless steel rotor and carbon flange. Out she comes! I assume you will need to pull the flange in order to slide the old seal off and the new seal on. New posts will not be retrieved. If that doesn't stop your leak, then replace the dripless seal with a more modern one. Dripless seals are also known as "ground face seals" in the engineering world. I'll call OJ today. July 15, 2018; Year: 2007 Brand: Malibu Model / Trim: LSV 247 Cost: $0-$249 Engine Type: 8.1 Vortec/Indmar. Log in as an administrator and view the Instagram Feed settings page for more details. Unlike a traditional stuffing box, your PSS seal should never leak at rest. Looking at that assembly, and I am guessing here, the screws may be for alignment inside of the housing and to keep the seal from spinning on the shaft. I have no problem with the seal design. Here are a couple of different manufacturers. You need to be registered and signed in to view this content. Was hoping it was something less involved. You should have a slow drip around one every 10 seconds. Where the shaft is what is pushed through a hole in a boat to turn a propeller, the shaft seal is what is placed around it to keep the water out. The goal here is to review the ways dripless shafts fail and offer some … Select Post; Deselect Post; Link to Post; Member. Give Gift; Back to Top ; Post by MalcolmP on Nov 12, 2017 19:11:58 GMT. Lip seals are common in industrial applications, such as hydraulic pumps and axle seals. Used in place of stuffing boxes, our seals allow spills and mishaps inside of the bilge to be cleaned in an easy, environmentally responsible manner. To clean this material from the seal, carefully insert a clean rag between the sealing faces and work the rag around the seal. Foreign material can get into the seal between the carbon and the rotor and create a leak. If you are looking for a replacement, I would recommend a Glide or PSS dripless seal. K1W1 Senior Member. I am careful to burp the s rubber seal after each haul-out, and I … Continued design SureSealTM Unit, the Spare Seal refinements and material Carrier, and the Water pick-up kit. We hit a submerged piece of wood (or something) at the lake right about 20 mph. Select Post; Deselect Post; Link to Post; Member. PSS Dripless Shaft Seal for use with 1" Shaft Diameters. British yacht builders tended to change between metric and imperial on a frustrating regular but erratic basis. 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