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