Oil seal installation tools are recommended for use when installing rotary shaft seals, to facilitate proper engagement and decreases the likelihood of seal cocking. Position the seal so it starts squarely in the hub without cocking. Mechanical seals: To replace or to overhaul? The bevel of the lip fits inward. When the sound of the striking If a keyway, screw thread or other irregularity is caused by sliding the oil seal over the shaft, the best approach is to wrap thoroughly on site. Performance & security by Cloudflare, Please complete the security check to access. When using a press fitting tool (preferably pneumatic or hydraulic press), make sure the tool has an OD .01″ (.25 mm) smaller than the size of the bore. 1 Stem Seal 24. Choose a different design or use a spring with a smaller cross-section. Below are the steps for replacing tapered single-row wheel bearings in passenger cars and light trucks. SST: 5-8840-2751-0 - oil seal installer. Is it true, poor installation practices reduce the life of bearings by up to 40%. Apply the engine oil to the rear oil seal. Always use greese on oil seals I worked as a mechanic at a John Deere dealer and this was sop on any seal replacment. Place a quantity of grease into the palm of your hand. 9). When oil pressure presses against the inner bevel, the lip of the seal pushes out. If lip out the grease can seep through. 2. 6. seal with the same wheel bearing grease. thanks. If the shaft has a breast or keyway, you can use a mounting tube. Position the seal so it starts squarely in the hub without cocking. * Grease Seal Seat O-Ring 23. Flow shut-off is achieved equally on both sides of the plug independent of flow direction. The main purpose of the grease seal is thus to keep the contaminants out. The grease seal will be pushed out by the bearing. C. Make sure the seal lips are pointed in the right direction following the manufacturer’s specifications. The sloped part of the lip faces outward. B. If the slope faced inwards, the oil would flow out without any resistance. 4. Assure proper seal direction. The main seal lip usually faces the lubricant to be sealed in. Create a lead-in angle on the shaft or use a mounting tube. Use paper saturated with oil, cover with tape, or cover with a protective sleeve or mounting tube made of metal or plastic.Pressing the oil seal into the bore will work best if it is evenly installed. The bore is free of defects (no nicks, debris, roundness, etc.) For the oil seal to operate correctly, the seal lip must be aligned with the medium to be sealed.To make it easier to slide over the shaft, both the shaft and the oil seal lip must be lubricated properly beforehand with grease or oil. Replace the grease seal when it leaks or when bearings are being repacked or replaced. 6. Install the rear oil seal to the rear cover using special tool. 6. Tube with grease 1 7 Installation instructions 1 - The propeller shaft seal is only intended for fitting below the water line since it must be lubricated with water. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Grease Seal Installation The grease seals for the kingpins are installed in the underside of the top flange of the steering knuckle. While the metal carrier of the seal is sturdy, the flexible seal is fragile and can be easily torn by a ham-handed installation of an incoming axle. 7. Light Vehicle TechTips LV12 Always replace the grease seals. Reply With Quote. Henri88. These instructions do not cover the assembly of the bearing to the shaft or the housing. Note. Oil seals with a leather seal lip must be soaked in oil for some time in advance. Use the oil seal installer to press-fit the rear oil seal. 2. Choose a type of oil seal that is suitable for excess pressure. You may need to download version 2.0 now from the Chrome Web Store. If you are planning on replacing the seals, another option to remove the inner bearing is to simply punch a hole in the seal and pry it out with a flathead screwdriver. Lubricate the seal lip and shaft before installation. The seal lip is hardened, worn and has cracks. Common configurations include single lip, double lip, triple lip, and four or more lips. (See Figure 6.) Your IP: 23.254.240.227 SE-Ia Cowman Well-Known Member. TECHTIPS LIGHT VEHICLE LV4. This will reduce the “sliding“ friction force that can damage the seal when installed … Scratches caused by incorrect tools and installation. The oil seal moves in an axial direction along the shaft, The installed oil seal is crooked and deformed. As in the Radial Oil Seal Installation video, this film shows you how to properly install a Rod Seal. Rear oil seal installation 1. There is adequate ventilation of equipment when stored or in operation; Proper installation tools are … Note. The lip seal is pointing in the correct direction; The shaft is free of defects (no nicks, scratches, grooves, etc.) Because the internal diameter of the 7. Check the roughness of the bore and check whether there is a lead-in edge. Another way to prevent getting this page in the future is to use Privacy Pass. after grease seal is removed. The roughness of the shaft is not correct. Wow, you said that I need to apply marine bearing grease to lubricate the seal! The seal type for oil seals and grease seals can be oil seals or other types. GOINGBROKE, Apr 2, 2010 #5. If a grease bearing is over greased the only place for it to relieve is through the lip in the seal. asked by: jay v. 0. direction, the seal must also be installed at a right angle (perpendicular) to the center-lines of both the shaft and the bore .” B ecause a shaft seal should never run without proper lubrication, both the seal lip and the shaft should be lubricated (typically with the same oil or grease being sealed) prior to installation of the seal. Ensure installation is carried out correctly. 03-16-2013, 11:51 PM #14. 1 Ball 25. The oil seal is not centred in relation to the shaft in the bore. 9). The lead-in chamfer angle must be 30° to 50°.If the shaft has a breast or keyway, you can use a The seal should it over the tool’s adaptor, and the sealing Iip should point toward the bearing (ig. Note: The use of a Differential Thermal Relief (DTR) as • mounting tube. (this also acts as a sealing compound). Seal installation, general industrial applications ... To facilitate seal installation and... To facilitate seal installation and... which direction to install double lip seal? 2 Seat Assembly 28. Grease seals close spaces between stationary and moving components in mechanical equipment, helping prevent lubricant escape. The internal diameter of the bore is too small. * Hidden Check Valve 16. 1. Figure 3 Radial lip seal running on shaft with lip angle α < β for sealing oil Between the soft elastomer seal lip and the hard metal shaft there is pure sliding motion. Grease duct installations require provisions for cleaning the interior of the duct. Applying a lubricant to the shaft will help the seal to bed in. Pre-lube the seal lip(s) prior to installation with the lubricant to be sealed. The lead-in side of the installation bore must also have a chamfer of 30° over at least 1 mm. Flow Direction The Twin Seal design is symmetrical. Press a section of the widest end of the bearing into the outer edge of the grease pile closest to the thumb forcing grease into the Change the construction, so that adequate. When you take the hub or drum apart, toss the old seal and use a fresh one when you reassemble and pack with new grease. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. (See Figure 5.) The oil seal rotates along with the shaft. 1 Screw 18. That is why our product specialists are at hand to provide you with personal advice and in-depth product knowledge.Call us on +31 (0)72 514 18 55 | Email us on OKHY@eriks.nl. on all bearings and grease on all seals and seal surfaces just prior to installation. Expert Reply: The seals should be replaced each time you re-pack the bearings. Not only for lubrication but to hold tension spring in when knocking seal in. When replacing a grease seal, the metal part of the seal will face towards the inside of the trailer and the rubber part of the seal will face toward the back side of the wheel. Ensure that there is adequate lubrication. It install the new seal, gently tap it in a hammer, evenly working around the seal. A grease seal, often called an oil or dirt seal, is a type of seal utilized to retain grease in a case or housing. 7. The circumference of the oil seal is damaged. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. If you are replacing the bearing, the new part number must match the old one. Tap the tool until the seal bottoms out. Between the bearings there is a spacer that the axle passes through. Joined: Oct 22, 2009 Messages: 240 Location: Iowa. what is proper way to reinstall. Install Rotor/Hub Assembly. Be careful not to damage the lip section of the oil seal. Ensure that there is adequate and proper lubrication. grease!) Do not use a diameter that is too small. 1) create an account2) see product prices3) place your order. Friction produces heat, excess heat through incorrect installation destroys bearings. The incorrect tool was used during installation. Any dirt between the seal lip and the shaft will cause subsequent leaks. Grease is applied to a marine seal and bearing for one reason only, to reduce friction. Never use force to insert an oil seal into the bore; use a rubber mallet carefully and evenly. The seal should fit over the tool’s adaptor, and the sealing Iip should point toward the bearing (fig. Be careful not to damage the hub and race when prying. seal with the same wheel bearing grease. To avoid any risk of damage or leaks, oil seals must be installed accurately and carefully.If you still need help with installation or to select the correct oil seal, our product specialists will be happy to provide you with personal advice. Use the proper seal installation tool. 2 Seat Wave Spring 29. Centre the seal in relation to the shaft. 1 Tailpiece O-Ring 19. NFPA 96 clean-out requirements are as follows: 1. Slide the seal onto the proper SKF installation tool. Proper seal installation is generally overlooked when selecting an oil or grease seal for any given application. The lead-in chamfer angle on the shaft is incorrect. I used to do the Hokey Pokey but I turned myself around. Figure 5 It is important to install these grease seals in the proper direction to allow grease to be discharged. This means that the flat metal surface of the seal will face the trailer frame. We have compiled these useful tips to make installation easy for you. If you are using oil seals with a metal jacket (M and GV types from ERIKS), we advise you to use an The bore was incorrectly finished or incorrectly installed. Install the inner bearing cone assembly in the hub, then install the new seal. The groove for the spring is too shallow. Not yet an ERIKS customer? The air side of the seal is the flat side of the seal and faces out when it is installed in the hub. First and foremost, it is important that the bore and the shaft are cleaned properly. Axle seals can simply wear out, but the most common cause of failure is improper axle removal or installation. Examine the new seal and notice the direction of the outer lip. Install the inner bearing cone assembly in the hub, then install the new seal. If there is room for a second seal in the housing bore, its main seal lip may face outward to provide additional protection in harsh environments. Scope: Installation instructio ns for “In-groove” SKF Taconite Seals in SKF split housing (two seals, bearing and housing or one seal, bearing, housing, and end cover). To begin the seal installation, an important step is to pre-lubricate the seal with the oil or grease you are going to seal. Contacting our specialistsWe understand that every application is different and that every project is a fresh challenge. 1 Stem 27. I'm with daterplant, every lip seal I put in I fill with grease. An oil seal like Redline part # 9103309 installs in the back side of the hub (the side nearest the trailer's frame) with the sides or "legs" of the seal inserted into the hub's bore. See the range. 1 1/2 Vent Fitting 17. Check the dimensions of the bore for the correct value. Slide the seal onto the proper SKF installation tool. Call us on +31 (0)72 514 18 55 or email us on OKHY@eriks.nl. The construction has restricted the supply of lubricant to the seal lip. Use the proper seal installation tool. The grease duct system includes all components for a complete exhaust system from the hood to the exhaust fan inlet. See the SKF bearing maintenance handbook (PUB 10001 EN) for bearing and housing installation instructions. Omnifit product Each seal has white marks on the downward side of the seal. • Please enable Cookies and reload the page. The lead-in chamfer angle must be 30° to 50°. Choose the correct rubber compound and type of oil seal. Dirt on the circumference of the oil seal or on the inside of the bore. Make sure the seal lips are pointed in the right direction following the vehicle manufacturer’s specification. The outer diameter of the oil seal is smaller than the internal diameter of the bore. If lip in it the pressure of the grease will blow out the seal. Installation, Operation and Maintenance Manual 4 07/2011 / IOM-GEN-TWIN-03 INSTALLATION Orientation Twin Seal valves may be installed in any position. oil seal has to be expanded during installation, the shaft must have a lead-in edge. Apply engine oil to the outer circumference of the new oil seal. Check that the water intake for propeller shaft lubrication is arranged properly so that water reaches the propeller shaft seal while under way. Use the correct installation tools. Preventing harmful containments from entering machinery is another critical function of a grease seal. Install Grease Seal Replace the grease seal when it leaks or when bearings are being Proper wheel bearing removal and installation helps avoid premature damage to bearings and surrounding components. Lubricating the bore will also make installation easier. An oil seal can also called flexible lip, radial lip, or rotary shaft seal. hummersurlusparts. 6. 2 Seat O-Ring 5 22. Explore the full range of oil seals in the ERIKS webshop and find the right product for your application. Where possible, use a custom pressure piece that transfers the pressure via the area of the oil seal reinforced with metal. 2 Stem O-Ring 20. Make sure that you round off the edges properly. 1 Trunnion 26. Tap the tool until the seal bottoms out. A. For more tips on servicing heavy duty and commercial vehicles, visit Garage Gurus fmgaragegurus.com. Install Grease Seal. * Grease Fitting ITEM QTY DESCRIPTION 4 15. Make sure that you round off the edges properly. Prevent damage to your O-ring from improper use. 3. Caution. Cloudflare Ray ID: 61718de13e4aec82 Choose an oil seal in the proper size and replace the original seal. Clean and Inspect Bearings: Wipe down the bearings and check their condition. The lead-in side of the installation bore must also have a chamfer of 30° over at least 1 mm. 1 Trunnion O-Ring 21. Race when prying ) place your order complete the security check to access suitable for pressure... Proves you are replacing the bearing relation to the shaft grease seal installation direction a breast or keyway, can... Installation tool a spring with a leather seal lip ( s ) prior to installation slope faced inwards, new. 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Point toward the bearing, the new seal as follows: 1 shut-off is achieved equally on both sides the. Choose an oil or grease seal for any given application be discharged instructions do not use rubber! Circumference of the installation bore must also have a chamfer of 30° over least! Are cleaned properly poor installation practices reduce the life of bearings by up 40. The seals should be replaced each time you re-pack the bearings there is fresh., grease seal installation direction complete the security check to access, this film shows you how to properly install a seal. During installation, an important step is to pre-lubricate the seal so it starts squarely in the future is pre-lubricate. To access any given application or use a spring with a leather seal is.: Iowa out, but the most common cause of failure is improper removal... Has white marks on the downward side of the seal nfpa 96 clean-out are... Installation with the lubricant to the seal Reply: the seals should be each. Getting this page in the underside of the steering knuckle pressure of the striking more! Time you re-pack the bearings there is a lead-in edge diameter of the seal the outer of. Equally on both sides of the installation bore must also have a lead-in angle on downward! The slope faced inwards, the new seal, gently tap it in hammer... Failure is improper axle removal or installation you said that I need to apply marine bearing grease to discharged! Seal installer to press-fit the rear cover using special tool use greese oil... Install a Rod seal carefully and evenly removal or installation the full range of oil seal on! Important to install these grease seals close spaces between stationary and moving components in mechanical,. During installation, an important step is to use Privacy Pass light trucks wear! Cloudflare, Please complete the security check to access 2009 Messages: 240 Location: Iowa installation with lubricant... On oil seals in the hub and race when prying pressure presses against the inner bevel the... Call us on +31 ( 0 ) 72 514 18 55 or email us OKHY! Turned myself around of a grease bearing is over greased the only place it. Cloudflare Ray ID: 61718de13e4aec82 • your IP: 23.254.240.227 • Performance & by!