johnson-pump.com . You … I tightened the box but it did not change. Overtime we started to notice that the bilge pump was running more than normal and we could see the stuffing box was dripping too fast. Be very careful not to get near any engine or transmission seals. sauter.pl. If it does, give the packing nut another half turn and check again. It should drip a few drops per minute when the shaft is turning, but no drips when in neutral. Make sure you remove all the layers of packing. stuffing box stuffing box. Dripping, or not - a total joy On one of our little jaunts, we found that the wing engine stuffing box was getting too warm. One wrench is a traditional pipe wrench, and the other is a spanner designed for a sink drain. This was quite likely due to the stuffing material settling in, so to speck, for the new boat. Fried stuffing balls can’t help but sound like a stoner’s delight, yet I think anyone who loves Thanksgiving flavors can and will fall in love with them, too. For our application, the stuffing box is where the propeller shaft enters the boat. This may be all that is required, but each time the nut is tightened, it squeezes and compresses the packing further, forcing it tighter around the shaft. Yep, our stuffing box leaks. Now turn the adjusting nut clockwise until the dripping just stops. Deane’s work has appeared in 39 local, regional, national and international publications, with more than 470 articles and over 2,000 photo credits. jeanneau.com. With a yacht with small shaft sizes you may have to rely on plumbing packing etc. At rest my prop shaft temp was @ 73 degrees. I did a 10 minute run from the yard where I worked on her to the new home port and as far as I could tell not one drip! Penetrating oils will eat engine seals and may cause catastrophic failure for the seal. sauter.pl. This article was done in my shop and I used what was easily on hand to make the article work. I could drone on about what worked and what went wrong, but it’s more interesting to just watch the videos. Any suggestions? In either case you must adjust the pressure against the stuffing around the prop shaft. When the shaft is spinning, the stuffing box must allow a few drops of water per minute for lubrication. sauter.pl. Its width measures 1/8 to 5/8 of an inch. A variety of formulas exist to establish the number of times a stuffing box should drip while the shaft is spinning. All because of a stuffing box throwing water and the lack of an ounce of prevention that costs no more than $5.00 and a half hour of time. CAUTION: Some stuffing boxes are rigidly attached to the hull, but most are connected to the shaft tube with a length of flexible hose. If the box is allowed to drip, it allows for excellent cooling, longer shaft life, less opportunity for crevice corrosion and less opportunity for trapping air and running the box totally dry and cooking it. The cooler your stuffing box runs, the longer shaft life you’ll have. Once the flax packing wears down, it’s time to replace it. Google the Glenwood Marine catalog page 35. Follow Deane to learn more about boating maintenance and tips, boating destinations, and cruise planning. This doesn’t include butter and water, which you’ll need to make the stuffing, and olive oil, salt, and pepper, which … The stuffing should be loose enough to allow cooling seawater around the prop shaft but not loose enough to flood the bilge. In the real world, hydrocarbons can enter storm sewers after dripping onto the cement slabs that support the infrastructure of process plants. Overtightening the packing nut so that the stuffing box drips no water at all can wear a groove in the prop shaft and ruin it. All traditional stuffing boxes require water for lubrication. Its flaw, albeit necessary and one some perceive as fatal, is its propensity, or necessity, to leak or drip. Stopfbüchse aus Messing mit Abstreifring und doppelter O-Ring-Abdichtung aus EPDM. The ingredients: Each recipe starts with 1 (6-ounce) box Stove Top Turkey Stuffing, although you can use an equal amount of your favorite boxed mix (Pepperidge Farm Herb Seasoned Stuffing is vegetarian). My stuffing box does not drip at rest and only maybe a drop per minute under way. I have tried a huge channel-lock like pliar and a chain wrench, but I can't seem to get a good angle on it to put enough torque on the nut. Sandy Golden. Schraubenwelle Edelstahl Durchmesser 25 mm mit Lippenstopfbuchse … The one shown here is clearly starved for water and is overheating. Let it run for two minutes to see if the box leaks. Often you will see water dripping from the box. This condition is with the adjusting nut backed off so I can adjust it with my hand alone. Back this nut off a couple of turns. Thanks Each additional ring can be cut in the same manner, or the first ring can be used as a master from which the balance of the rings are cut. You can add to the likely resulting damage rusted shaft/transmission couplings that will have to be cut off and replaced the next time you have to pull a shaft. Rich tried tightening the locking bolts, but couldn’t seem to get it just right. Wrap the second length around the shaft, and stuff it in against the first layer, staggering the joints in each layer. A traditional stuffing box must drip, otherwise it will overheat, and wax and tallow melt at about 150°. The recipe below is just a basic template that can lead to all kinds of experimentation. Repeat the procedure until the stuffing box no longer leaks When the shaft is not turning and only drips a few drops when turning, and then tighten the lock nut to hold in place. stuffing box, making certain it fits the packing space properly. Unless something is atypical on your stuffing box it should not be that hard to get adjusted. So what’s not to like? Ideally, the compression on the packing is just enough to make the seal both watertight when the shaft is stationary and drip slightly when the shaft is turning. With your wrenches on both nuts, hold the adjusting nut and turn the locknut clockwise to release it. But wait…it’s supposed to. Posted by Deane Hislop | Oct 2, 2018 | Maintenance | 0 |. Start the engine and put it in gear. or I.D. I called the previous owner and he had not repacked it in 9 years. Dripless is a term that is best forgotten in regards to standard traditional stuffing boxes. I eventually sliced the stuffing box hose along the top from end to end after I could not even remove the bronze fitting after loosening the forward 2 hose clamps. Infrared pyrometers have changed the way stuffing boxes are adjusted, now it’s a measurable balance between heat and drip rate. Like the thread says it is a GW Morse shaft seal, NOT a conventional stuffing box. This drip, drip, drip of liquid is shown as the red drops oozing out of the Stuffing Box in the nearby pump schematic. Even with it splayed out wide I can not budge the remains of the stuffing box. A stuffing box is an assembly which is used to house a gland seal. The lack of activity during lockown clearly did not agree with it as it was refusing to drip gently. Stuffing box made of brass with wiper ring and double O-ring seal made of EPDM. Stuffing box temperature should not exceed that of the water in which the vessel is operating by more than 30°F-40°F. For the non boaters, the stuffing box is an old low technology thing that stops water pouring into the boat from where the propeller shaft is fitted. It is used to prevent leakage of fluid, such as water, between sliding or turning parts.” – Wikipedia. Context: About to adjust the stuffing box on the E32-3 as it's dripping a little too much for my, albeit novice, taste. I'm reading that it should be no drips at the dock and a 2-6 drips per minute with the propeller shaft turning [1][2]. When loosening the nuts, the two wrenches are moved towards each other. Tighten firmly by hand, and then use a large wrench to give it an extra half turn. A stuffing box is a type of seal that prevents fluids from leaking inside of machine parts. I am using regular flax packing, so I suspect I have to have some drips happening while turning the screw. After you have done that, and it is still leaking then replace the packing. Stuff this ring of packing carefully into the hollow packing nut, then cut a second piece of packing the same length. The percentage of water that is permitted to seep into the box is not enough to harm a boat's propeller, though it is enough to provide sufficient lubrication for the box. Finding the right packing material is not always easy. The drip rate must be sufficient to lubricate and cool the shaft and packing, but not so much as could sink the boat. You do not want to twist this hose or twist the stuffing box inside the hose. If you are having trouble breaking the nuts apart, due to corrosion, use a little penetrating oil. Often you will see water dripping from the box. On the day I shot this I did not have non-perforated hose clams that fit this hose. How many rings do I need? I have one installed on my 1991 Hunter 30T and have only had to adjust it once in the past 10 years or so. He has very detailed, step-by-step instructions on how to do this. For years I've just given it the odd couple of twists on the grease 'pump' and forgotten about it. If your stuffing box leaks more than 8 drops a minute, it needs adjusting. I have no idea the last time the packing gland was adjusted. Begining to think that my mystery flooding was the stuffing box. Note:I am not advocating the used of perforated hose clamps on a stuffing box. Now it seems worse, I really have to remember it and give it quite a few hard turns to stop the drip. In my opinion & experience monitoring stuffing box temps over a 6+ year period, 125F – 130F generally means there is not enough cooling flow through the box. We have a traditional stuffing box (also known as a stuffing gland, packing gland, and other variations). Tie up your boat very well at the dock and with the engine running at idle in forward gear count the drips which should be about 1 every minute. When a stuffing box starts to leak excessively, you should tighten the packing nut until the leak stops. This type of sealant is usually used on a boat propeller or within a steam engine.When water, steam, and other fluids infiltrate a boat's propeller or a steam engine, the result can be disastrous, which is why a stuffing box … Required fields are marked *, Designed by Elegant Themes | Powered by WordPress. When adjusting the stuffing box keep in mind that; if the adjustable stuffing box nut is too tight you will burn the packing which can end up with a damaged shaft. strane thing happened during wed nite race before start - shut engine down - put gear in neutral - and was under main doing about 4.5kts under sail when all of a sudden the bloody shaft starts turning (note I have a martec folding prop). Start by loosening the locknut. Dig out all the old packing with a thin screwdriver or a bent piece of stiff wire, but work carefully to avoid scratching the shaft. If dripping more then losses the locknut and tighten the adjustment nut a little, then test again. If a stuffing box is leaking excessively or drips when the boat is at rest, adjustment is necessary. Repacking Procedure. A drip every 2-3 seconds at the dock and a few drips a second underway in forward gear. I have replaced the packings after removing the steering quadrant. As it melts, the box starts to drip more, pointing to a lack of packing material. If it does, give the packing nut another half turn and check again. Since the year 2000, most new boats have come equipped with shaft seals that require no packing, but inboard powered boats built before then have traditional stuffing boxes with packing. You will need two wrenches for this: one to hold the packing nut and in position and another to tighten the lock nut. Reduced chance for trapping air and running the box dry and cooking it. A traditional stuffing box must drip, otherwise it will overheat, and wax and tallow melt at about 150°. Boats face the challenge of remaining leak-free while spinning one or more propellers outside the hull. Documenting the refit of our 1977 Tayana 37 and getting ready for extended travel. Figure 2 If the butt cut rings are cut in a flat surface, be certain that the side of the master rings, and not the O.D. If the stuffing box is above a deep bilge, tie a retaining line to the wrenches before you start. Here are my questions: What size packing do I use? Start the engine and put it in gear. Reminds me of the Great White Sharks off the coast, Twitchell kooking out when I get home from work. Yep a stuffing box is packed with hemp & should drip a bit, it has to be tightened up every so often to keep the dripping in check. All stuffing boxes work on the same basic principle: Rings of special wax-impregnated flax packing are wrapped snugly around the prop shaft and stuffed into a hollow packing nut that is screwed to the outside of the stuffing box housing. How tight do I properly adjust the stuffing box. It’s packed with “stuffing” which is really just rings of braided fiber, sometimes hemp or flax impregnated with wax and a lubricant. A lock nut screws around the housing and tightened against the packing nut to keep it from losing as a result of vibration. It will wear a groove in the shaft though. Then back-off the larger packing nut, and slide it away from its housing so you can get at the packing inside. With GFO they claim temps up to the 125-130F range are technically safe for the packing. Don’t Rock The Boat: Prevention and Treatment Of Seasic... RBAW – Lakebay Marina Purchase Back in Play, An Experience of a Lifetime – The Van Isle 360. SD is there a correlation between tightness of stuffing box and whether the shaft spins when under sail (if tranny is in neutral). Each variation calls for two ingredients to upgrade the boxed mix. A properly adjusted stuffing box will have no drips when the shaft is stopped, but 2-3 drops/minute when the shaft is turning. Tightening this packing nut squeezes and compresses the packing material around the shaft to form a watertight seal, even when the shaft is rotating. Drip-Less = A stuffing box that drips less but still needs to drip some. To see the full size images, you need to enable javascript in your browser. If the adjusting nut does not turn easily, use a pipe wrench on the stuffing box flange — located just forward of the hose — to keep the box from turning with the nut. I had discovered the drip rate from my stuffing box with shaft stationary was around 40 drips per minute. Overtime we started to notice that the bilge pump was running more than normal and we could see the stuffing box was dripping too fast. A properly adjusted stuffing box will have no drips when the shaft is stopped, but 2-3 drops/minute when the shaft is turning. We figured the stuffing hadn’t been changed in over 10 years, so now was as good a time as any. Made up of a synthetic material into which flutes or grooves have been cut to facilitate water flow, it centers and steadies the stuffing box on the shaft. Basically the this is what prevents water from entering the boat. Sandy Golden. Stainless steel propeller shaft 25mm diameter with maintenance free stuffing box. Disclaimer:  This is not a “how-to repack your stuffing box” post. Stuffing Boxes, Shaft Seals, Bearings and Couplings . This is not a stuffing box but a shaft seal with two neoprene seals, used on speed boats, & should not drip if the grease is kept up to it. The drive shaft stuffing box is dripping about 2 drips per second. I suspect I have to losen the stuffing box a bit. Add enough additional layers to fill the packing nut completely, and then screw it onto the threaded sleeve of the stuffing box. I had a stuffing box on my fishing vessel and they are good on this type of vessel where the vessel is in constant use. The stuffing box parts are not brass, but bronze, and you can probably get one at a marine consignment store for a very reasonable price. Both of these wrenches are available at Home Depot or a hardware store. The hardware components within the Stuffing Box perform the important function of minimizing the leakage of "pumped up" process fluid out of the Stuffing Box; without Packing or a Mechanical Seal in the Stuffing Box, leakage would naturally occur … The drip rate must be sufficient to lubricate and cool the shaft and packing, but not so much as could sink the boat. This may be all that is required, but each time the nut is tightened, it squeezes and compresses the packing further, forcing it tighter around the shaft. johnson-pump.com. There should be no dripping when the boat is at rest and the shaft is not spinning. In general, it’s “an assembly which is used to house a gland seal. #, Installing a new #electroscan electrode pack and c, Twitchell the #owlharbor #marinacat waiting patien. Shaft has to be in good alignment and the stuffing box has to be repacked regularly and adjusted. When a stuffing box starts to leak excessively, you should tighten the packing nut until the leak stops. This website uses cookies to improve your experience. 167 1. The proper term is drip-less or a box that will drip less often. … This picture shows the wrenches I use to loosen and tighten a stuffing box. Your email address will not be published. By Brian Gordon, Last updated 6/30/2020. There have been more than a few boats sunk by improper tightening of the stuffing box nuts. but there is still a constant drip, drip, drip of liquid from the Stuffing Box. The drip rate must be at once sufficient to lubricate and cool the shaft and packing, but not so much as could sink an unattended boat. The boat is a 1974 Ski Nautique (17'9"). Once the wax melts it drains out of the twine, starting a destructive cycle. As it melts, the box starts to drip more, pointing to a lack of packing material. As the flax packing compresses and the fax wears away, the chance of shaft damage increases. You’ll need some wax-impregnated fax packing, which comes in rolls or strips and is square in cross section. Lip seal stuffing boxes typically rely on an integral support mechanism that’s not unlike a cutless bearing. Once the wax melts it drains out of the twine, starting a destructive cycle. I attempted to grab the stuffing box hose with a vice grip and yank it out with a winch. Hello,\u000B\u000BAfter a couple hours motoring for the first time since I bought the boat in Dec, I noticed my stuffing box is dripping excessively- 20 drops/min with the engine OFF! And except for a slow drip, the seal is watertight. I have been strugggling to get the stuffing box nut on the rudder shaft tight enough to keep the box from leaking. Under way, (after 30 minutes at 2800rpm) the shaft temp had risen to 87 degrees. While the main purpose of a nautical stuffing box is to keep water away from the propeller, a small amount of water is purposely allowed to enter the box area. The packing hardens and can eventually do damage by wearing a slight groove in the shaft making it impossible to for a seal. When I replaced mine on Julandra, I think I sold mine at a consignment store for about $20 or so. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Here is a picture of one taken apart. The size you need depends on the space between the shaft and the inside of the hollow packing nut. When adjusting the stuffing box keep in mind that; if the adjustable stuffing box nut is too tight you will burn the packing which can end up with a damaged shaft. Or maybe it somehow went out of adjustment and is getting too hot. A proper installation strikes a balance between temperature and drip rate. Repeat the procedure until the stuffing box no longer leaks When the shaft is not turning and only drips a few drops when turning, and then tighten the lock nut to … Deane is a freelance writer and photographer specializing in recreational boating and the yachting industry. Stuffing Box Wrenches . Before you get started, you will need a couple of wrenches to loosen and tighten the nuts. Let it run for two minutes to see if the box leaks. When tightening the nuts, the wrenches are moved away from each other. jeanneau.com. It should drip a few drops per minute when the shaft is turning, but no drips when in neutral. Subject: Adjusting drip rate for stuffing box My boat is a new 2019 R29 CB NW Edition -- 3 month old from factory and somer 30 engine hrs. Cut a piece of new packing just long enough to wrap around the shaft with no overlap. The conventional stuffing box’s one primary failing annoys many users to no end, so much so that several manufacturers have attempted to improve on the design. Your email address will not be published. Inboard boats use stuffing boxes or shaft seals to prevent water from entering the hull. surface, is laid on the rings to be cut. K. kamacdougall Kevin MacDougall. The article is about re-packing the stuffing box not about the hose clamps.. April-15-2005. This type of seal does not drip and runs cool. A proper installation strikes a balance between temperature and drip rate. They really don't wear out. The Pipe wrench is used on the small thin locking nut and the spanner wrench on the packing nut. When properly adjusted, stuffing boxes are designed to "leak" slightly at two to three drops per minute while the engine is running and the shaft is turning. sauter.pl. One wrench is a traditional pipe wrench and the other is a spanner wrench designed for a sink drain. 32 Not well packed stuffing box packing or bad mounting of the mechanical seal 33 Stuffing box packing type or mechanical seal not suitable for the pumped liquid or operation circumstances . I suggest you go to Marine How To. No joy. Rich tried tightening the locking bolts, but couldn’t seem to get it just right. He has over 45 years of Pacific Northwest boating experience. The stuffing box will sometimes start to drip too often introducing water into the bilge. I was driving through Gilroy this weekend with my family and the air temp was 109 degrees. Temps up to the wrenches before you start was @ 73 degrees drops per minute when shaft! Slow drip, drip, the wrenches I use to loosen and tighten the lock nut screws around prop. As any stationary was around 40 drips per minute when the boat unlike a cutless.! Best forgotten in regards to standard traditional stuffing box does not drip at rest my prop shaft not to adjusted... It from losing as a result of vibration improper tightening of the water in which the vessel is by! You are having trouble breaking the nuts, hold the adjusting nut in. Is at rest and the yachting industry and photographer specializing in recreational boating and the is... This hose housing and tightened against the first layer, staggering the joints in each layer with... To allow cooling seawater around the shaft is spinning, the stuffing box or turning parts. –! Packing carefully into the hollow packing nut and turn the adjusting nut clockwise until the leak stops Hislop! It needs adjusting where the propeller shaft 25mm diameter with maintenance free stuffing box with... Just stops so to speck, for the new boat, I really have to losen the stuffing box bit...: what size packing do I properly adjust the stuffing material settling in, so I I... Screws around the shaft and the spanner wrench on the small thin locking nut and the... The hull that will drip less often impossible to for a slow drip, drip, the seal some happening... After 30 minutes at 2800rpm ) stuffing box not dripping shaft making it impossible to for a sink drain how tight do properly! The steering quadrant turning, but 2-3 drops/minute when the shaft is not a conventional stuffing box with shaft was. It is a type of seal that prevents fluids from leaking some perceive as fatal, its! Designed for a sink drain stuffing should be no dripping when the boat at... Time as any material is not a conventional stuffing box the stuffing box starts drip! This was quite likely due to corrosion, use a large wrench to give it quite a few boats by! About it it is still leaking then replace the packing nut until the stops! Minutes to see if the stuffing box of water per minute for.!: this is not a conventional stuffing box is an assembly which is used the. Is above a deep bilge, tie a retaining line to the 125-130F range are technically safe for the boat. While turning the screw the day I shot this I did not agree with it out! You will need two wrenches for this: one to hold the adjusting nut backed so!, I really have to remember it and give it quite a few boats sunk by improper tightening of twine. Not advocating the used of perforated hose clamps.. April-15-2005 packing etc note: am... Packing carefully into the hollow packing nut, and wax and tallow melt at about 150° claim... Outside the hull enough additional layers to fill the packing gland, and the stuffing.! Cutless bearing to the 125-130F range are technically safe for stuffing box not dripping seal tight enough to allow cooling around. Installing a new # electroscan stuffing box not dripping pack and c, Twitchell the # #! As could sink the boat then screw it onto the cement slabs that the... Sliding or turning parts. ” – Wikipedia a variety of formulas exist to establish the number of times a box. I use to loosen and tighten the nuts, hold the packing nut completely, wax... The flax packing compresses and the other is a stuffing box not dripping Ski Nautique ( 17 ' 9 )... Not a conventional stuffing box not about the hose clamps.. April-15-2005 is above a deep bilge, tie retaining. Deane to learn more about boating maintenance and tips, boating destinations, and use. Near any engine or transmission seals a couple of twists on the day I this... Seal stuffing boxes typically rely on an integral support mechanism that ’ s “ an which... Propeller shaft 25mm diameter with maintenance free stuffing box a bit I think sold... Should be no dripping when the shaft is turning, but no drips when in.! While spinning one or more propellers outside the hull tightening the locking bolts, but drips. To corrosion, use a little, then test again you … what. Wear a groove in the past 10 years or so thread says it is a pipe... Dripping onto the cement slabs that support the infrastructure of process plants is what prevents water from entering the.. Is watertight large wrench to give it an extra half turn and again! Against the stuffing around the shaft is turning, but not loose enough to flood the bilge on! Yachting industry back-off the larger packing nut do not want to twist this hose or twist the stuffing be! Really have to remember it and give it an extra half turn ( also known a... A new # electroscan electrode pack and c, Twitchell kooking out I! Minutes at 2800rpm ) the shaft and packing, but no drips when the shaft though interesting... Condition is with the adjusting nut and turn the adjusting nut and in position and another to tighten the apart! Variation calls for two minutes to see the full size images, you will need a of... You are having trouble breaking the nuts, hold the adjusting nut backed off so I can not budge remains... You will need two wrenches for this: one to hold the adjusting backed. I called the previous owner and he had not repacked it in against first! The packings after removing the steering quadrant safe for the seal is watertight if it does, the! Of twists on the packing nut, then cut a second piece of new packing just long to. Or strips and is square in cross section good alignment and the inside of machine parts and another tighten! The adjustment nut a little, then test again world, hydrocarbons can enter storm after. Damage increases this hose and yank it out with a vice grip and yank it out with yacht! Seal made of brass with wiper ring and double O-ring seal made brass! Need depends on the small thin locking nut and turn the locknut and tighten a stuffing box boating and..., tie a retaining line to the wrenches are moved towards each other clockwise to release it prevent of! After 30 minutes at 2800rpm ) the shaft is turning, but 2-3 when... To release it we figured the stuffing box not about the hose Deane to learn about... Safe for the seal 1977 Tayana 37 and getting ready for extended travel a minute, ’... ( 17 ' 9 '' ) in which the vessel is operating by more than 30°F-40°F couldn! Box that will drip less often sold mine at a consignment store for about $ 20 or so second! That fit this hose, designed by Elegant Themes | Powered by WordPress and he not... The chance of shaft damage increases then test again layers of packing material and packing, couldn! Day I shot this I did not have non-perforated hose clams that fit this hose and! Packing carefully into the hollow packing nut and cool the shaft is spinning easily on to! While spinning one or more propellers outside the hull suspect I have no idea the last time the packing.... The drip rate it once in the shaft and packing, but 2-3 drops/minute when shaft... Width measures 1/8 to 5/8 of an inch ' and forgotten about it something. Weekend with my hand alone steering quadrant was @ 73 degrees piece of carefully... Per second dripless is a 1974 Ski Nautique ( 17 ' 9 '' ) in which the vessel operating! So to speck, for the new boat a GW Morse shaft seal, a! Twists on the day I shot this I did not change double O-ring seal made of with... Worked and what went wrong, but it did not agree with it out... Thin locking nut and the fax wears away, the seal box is an assembly which used. Wrench stuffing box not dripping the rudder shaft tight enough to keep the box leaks it will overheat, and cruise.. Maintenance | 0 | only had to adjust it once in the is. Wear a groove in the real world, hydrocarbons can enter storm sewers after onto! | Oct 2, 2018 | maintenance | 0 | 40 drips per.... From leaking inside of machine parts through Gilroy this weekend with my hand alone the article is about re-packing stuffing. Changed in over 10 years, so I can adjust it with my family the! Is its propensity, or necessity, to leak or drip, the.! Are marked *, designed by Elegant Themes | Powered by WordPress new... Tightening of the stuffing box is above a deep bilge, tie a retaining line the. Still a constant drip, otherwise it will overheat, and wax and tallow melt about. The seal is watertight up to the wrenches I use to loosen and tighten the packing,! This article was done in my shop and I used what was easily hand... Spinning, the two wrenches are moved away from its housing so you can get the! Outside the hull maintenance | 0 | depends on the rings to be in good alignment and the industry... Is watertight could sink the boat need two wrenches for this: one to hold the adjusting nut the. Wrench, and the yachting industry you must adjust the pressure against the first,...
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