So, be careful with your blades and keep them in good condition. There was less vibration, but it the engine was still running rough and making funny noises. But, continuous blackening of your vehicles Motorcraft should be concerning for safety reasons and may indicate roughhousing with other cars or trucks near yours as well! Mower accidents are actually quite common. Remove the blades on that side and remove the three screws from the seal cover. Did you actually hit a stump or rock? So if you see any signs that your mower has been running into something, it's best to call a professional. Tap, Snap, fixed! LawnMowerGuru.com, All Rights Reserved. The engine becomes noisy and causes a fuel smell. A damaged lower bearing ring seal will cause oil to leak directly under the centre of the engine (when it is sitting flat on its wheels). Moreover, your mower and mower accessories will last much longer if they have a tune-up each year by a business that knows how to repair them properly. Prepare Your Lawn Mower For Spring (Lawn Mower Maintenance Checklist). So that the fuel system can perform properly according to its particular pressure range. 2022 LawnMowerForum.com. The lower bearing ring seal (sometimes referred to as an oil seal) is located on the underside of the engine assembly. DONT HIT TREE STUMPS WHILE YOU CUT THE GRASS. I thought taking the lawnmower apart to get to the flywheel assembly was going to be difficult, but it was actually relatively easy. When it does become a problem is when the deck is so damaged that the blade can no longer spin freely. Losing Horsepower in heavy grass: This is another sign that you're losing compression. Lawnmowers are full of surprises, and their maintenance is not an easy task. Their common refrain, In all my years of fixing lawnmowers like this Ive never heard of a blade coming off.. If the wires aren't too bad, you might be able to splice them back together. You can always appreciate the importance of checking your lawn mower's oil before every use. To confirm if the crankcase gasket is the source of the leak, wipe away all oil and buildup from the area and check for leaks during usage, as that is when they are likely to occur. Contact your nearest authorized John Deere dealer . Kathy. Smoke from the exhaust is an indication of the attention-seeking engine problem. Its a long shot, but there could be some manufacturing defect thing going on here, too. Sometimes they go from park to like seven or so see that is all the way to seven then try. The mower shut off immediately, but when I fired it back up and turned on the mower deck I heard metal crashing together. Remove the filter and clean it. . NEW STUMP BUCKET Other Online Auctions at EquipmentFacts.com. I need help with this too. Bad fuel, a plugged air filter, and clogged fuel components can cause your mower to die when it is unable to get the air and fuel it requires to keep running. It can cause engine overheating because of an inadequate supply of coolant. White or blue smoke may indicate an oil spill on the engine. The oil fill tube allows oil to be delivered to the crankcase. It could cause fires. After I changed the blade, the mower ran better. The cost to fix both of these: about $30. Deck is adjusted to high. Follow the mentioned steps to avoid oil leakage and to prevent smoke from the exhaust; Maintaining a lawnmower is as essential as lawn maintenance. You can tell this has happened because there will be a vibration that occurs directly after hitting the stump. If you overflowed the oil, this might be due to the buildup of pressure in that location. This is the most common Problem of cub cadet src 621 10. If you're not careful, you could end up with a broken blade that's out of balance and ruins your bearings. So if you're having trouble with your lawn mower, take it to a professional who can safely fix the problem. Copyright 2022All Rights Reserved. If you need to replace a dipstick tube or seal, its a matter of finding an identical oil tube and removing the two top covers for the gasoline tank and the lawnmower. It can cause severe coolant or oil leakage. After soaking up the oil on the deck, give the whole engine block a good scrub and remove all the dirt and debris that may be on it. Your first step is to see where the leak has originated. Make sure to inspect belts and hoses properly, and replacing them before failure can prevent head gasket failure. Otherwise gas will leak out of it. You may find that the cost of repair (if it can be repaired) may be better invested in a new machine. The whole assembly spins, so without an impact wrench, you have to find a way to hold the flywheel stationary while undoing the nut. Many of these accidents could have been avoided if homeowners had taken simple precautions. With most engines used on lawnmowers the gasket seals two halves of the crankcase rather than sealing a cover. The mower may fail to start due to fuel system failure, power, and parasitic drains on the battery. Copyright 2023 Thumb and Hammer Powered by Customify. 1 - Belt popped off the clutch and the clutch is fine. Black smoke from the exhaust pipe is not an indication if it disappears when you come to a stop. It includes entirely repairing or replacement, without any other option; An engine block contains the cylinders and other parts of an internal combustion engine along with a crankcase. Stick a flat screw driver between the shaft and the seal and pop out the seal. The motor starts and runs perfectly. As an Amazon Associate I earn a modest commission from qualifying purchases from Amazon.com. In this case, it is important to take your lawn mower to a qualified mechanic as soon as possible. There were only a couple left in my local store, so from the website,I reserved one for pickup. Another alternative for repairing damaged or blown cylinder head is. Find Out Today, Actaea Simplex Brunette: Growth and Care Guide, Kumquat Tree Florida: Growth and Care Guide, Cedar Trees in Florida: How to Grow and Care for Cedars, Dahoon Holly Tree (Ilex Cassine): Florida Care Guide. The stump was on a dirt mound so the mower lodged and jammed on the mound and stump. I am not a professional repair person but i have worked on many. If oil returns to the same area, it is likely that a worn valve gasket is the cause of the oil leak. Tap to download and it's as easy as snapping a photo to find repair parts guaranteed to fit. This common issue can be easily avoided by regularly checking your air filter and other engine compartments for signs of animal nesting. Another potential error comes from the oil fill hose or seal, which can potentially leak if a sharp object flies into it. Transmission hydraulic oil level low. Any suggestions here? A reasonable amount of vibration but it now works ok. Take of the replacement blade and 2 more whacks with the sledge, then put back the original blade and it works just fine now with no real vibration. Then loosen the bowl nut with a socket. Or risk having a burning sensation whenever we use our lawnmowers. The design is faulty - the solenoid does not completely shut off the gas and so it allows a siphon action to empty the bowl into the intake manifold. But the possibility of a lawnmower blade embedding itself in my shin bone after the shaft breaking was enough to persuademe to err on the side of caution. It may have the following causes: To avoid all the above consequences, Follow the stepwise guide to clean, replace, and install the fuel pressure regulator the following way; if you dont have a new regulator, you can order one from the link below! Just checked as it was. The mechanic will be able to assess the extent of the damage, and if necessary, replace the damaged components. Lawn mower blades are manufactured with strict standards and tolerances for your safety. It of course would not start. There is an oil seal on both ends of the crankshaft where it passes through the crankcase. My mower blade came to a screeching halt on a big tree root and it was shaking like crazy after thatoverheating too. I walked into the repair shop on Monday, said that I needed a Briggs and Stratton flywheel key, and as soon as I rattled off thefirst couple of digits of the part number, the guy behind the counter passed one to me. Thanks for any advice! Or, if you prefer to see the repair done in real time, then I recommend this video by SmallEngineShop: I learned that you cant just walk into Home Depot or Lowes and buy flywheel keysoff the shelf like you can with blades. Improper valve seals will cause excessive oil consumption and cause loss of oil. Generate milky oil by mixing oil and coolant due to hidden leakage in the engine passageways. Replaced spark plug, air filter, still won't start (needed it anyhow) Prime or no prime, similar behavior. Any damage or loss to persons or property that may result from use of information contained in this video is the sole responsibility of the user and not Brant Small Engine Repair.Brant Small Engine Repair encourages the use of safe practices and safety equipment while working on your machines and therefore assumes no responsibility for personal injuries. While oil can leak past the dipstick seal it is unlikely because of how far the opening is from the oil in the crankcase. Issues such as hitting a tree stump or rock and bending a power transmission shaft could cost up to a few hundred dollars in repairs. So with only 5 hours on my new X350, I hit a stump and bent the deck. Let's just hope you didn't have one of those that bent. lawn will not be very happy if your mower repeatedly drips oil or gas all over it. Your new lawnmower is ready for action and will easily cut the grass if you remember one thing: check your coolant level! The mower shuddered slightly, died and a smal puff of black smoke came out of the engine. A. Why? Having an organized pantry is a great start, but a deep pantry presents a few challenges. A lot of times this can be fixed with a head gasket or new set of valves. If you are able to remove the flywheel from the crankshaft, inspect the area directly under it where the crankshaft enters the crankcase. Not only will this help to extend the life of your equipment, but it will also keep your animals safe from harm. If you have incredibly steep locations, try and see if you cant use a weed wacker for those. If I hit something and damage my unit, is it covered under warranty? Wouldn't it be great to save time, energy, and money every time you use your kitchen? Lubricate a new pressure regulator with clean engine oil and fix it on the regulator inlet. 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