I bought it for $5 at an estate sale about 2 years ago. If the carburetor is clogged, the engine won't get enough fuel. Stale gas wont start the engine. Joined Dec 1, 2006 Messages 8,575 Location SC Website www.southeastoverland.com Apr 13, 2009 #1 I have one of those little Mantis tillers that I can not get to run. Cannot see this, unless the muffler is pulled. Remove the inlet air filter and saturate, to the point of run off, the inside of the carb with the cleaner and let the tiller sit for a day. However, it sometimes accumulates dust which prevents the tiller from running. checked the screen on the exhaust and it doesn't even have a screen so that can't be clogged. Added New "in tank" filter. It won't stay running. This S. Complete a full tune-up that includes replacing the spark plug, air filter and oil. If it runs, it won't run high speed, like its flooding and it dies. The Mantis manual said to turn the high all the way counter clockwise and put the low 1/2 way between the 2 stops. STIHL MM55 WONT START WONT STAY RUNNING - A few years back my trusty old MANTIS TILLER died after many years of faithful service. Fuel and ignition problems are the most common reasons a Mantis tiller will not start. Flip the tines for weeding or cultivating your garden. Follow a few simple steps to check the possible causes, and your Mantis tiller should be up and running quickly. The Mantis 4-cycle gas-powered tiller is lightweight, but powerful enough to till through sod and compacted soil. Cleaned gas tank. See if it starts. THESE REPAIRS MAY HELP SOLVE YOUR TILLER PROBLEM Repair or replace the tiller recoil starter Many tillers have a recoil starter with a pull rope. Use in tight spaces where big tillers can't go. The tiller is well-suited for working in raised beds . After all of this, I got it to start and run for a while (2 - 3 minutes). On year two the carb was rebuilt (at a shop) because I left fuel in the tank over the winter, bad boy. The carb is gummed with old gas residue. Weighs only 20 lbs. The carburettor can also get clogged because the engine might carry the old fuel for long periods of time. Go explore! I replaced the brittle fuel line. removed both carb screws and sprayed gumout down the screw holes and let that simmer overnight. STIHL MM55 WONT START WONT STAY RUNNING . It starts Ok, but wont run. It will start and run for 5-10 second and die. Mar 23, 2022 / Mantis tiller won't stay running #12 Tdj2591 said: Son borrowed my Mantis tiller and complained that it will only run less than a minute then die. It looked like like crud. Product Details. If the button has popped out, push it back in. Obtain a can of carb cleaner from an auto supply store. Jan 8, 2012. You may have to clean the carburetor of old fuel or replace the gaskets and diaphragms. reset screws to 1 1/2 turns out . You could have a clogged fuel cap, which can prevent air from entering the gas tank. Common solutions for: Mantis Small engine stops after a few seconds 01 - Carburetor The carburetor might be clogged. Once these items were completed, the tiller would run at full throttle, but it was not turning the RPMs that it normally turned. start with the low jet first. We own a MANTIS tiller Model # 722M, engine # SV-4/B355876, E, Koritz Corp Made In Japan and this season we CAN NOT get it to start! Mantis Tiller Will Not Stay Running Cleaning The Carburetor The carburettor is considered the most important part of the tiller. Check the circuit breaker on the tiller. I pulled the "muffler/cat" off and discovered that it was a cat and all the tiny little holes were blocked. Step 1. The 4-cycle Honda engine and curvy tine design add plenty of durability to till through sod and compacted soil. In these cases, a new blade may be . Easily lifts into raised beds. If you're still experiencing difficulty starting your Mantis tiller, there's a chance that the tiller's tiller blade is clogged or damaged. I replaced the in-tank fuel filter and cleaned the fuel line and return line with compressed air. Choke pull, un choke pull and it starts again for 5-10 seconds. A clogged carburetor is most commonly caused by leaving fuel in the engine for a long period of time. One of the ways to fix the Mantis tiller that won't start is to replace its parts. it seems like it is not firing. Do you think the carb is just dirty? It will start and run if you hold it full throttle. To get to it properly you have to remove the welch plug to clean the passages out should be three orifice holes Idle, mid, and high flow. This may be due to the clogging of fuel lines and the carburetor. Mantis tiller won't run Southeast Overland Apr 13, 2009 Southeast Overland Get lost! Got a 4 year old Mantis. . Then, check the spark plug and air filter. Lightweight, compact and powerful, the Gas-Only 4-Cycle Tiller makes easy work of digging and weeding. Just finished up an SC5 version of a Mantis Tiller and found that the Catalytic Converter was completely clogged. It seems like it wants too but I can't get it to run. The main jet passageways in the carb are most likely blocked. Last year I paid a small engine mechanic $65 to rebuild the carburetor on my then 7 year old Mantis Tiller/Cultivator when I couldn't get it to start. The Mantis Tiller/Cultivator 7920 is only 9" wide. [+] Mantis Tiller Won't Stay Running Choose a well-ventilated area to work in if you are performing a carburetor adjustment indoors. If the ignition coil is not working properly, then your car may not start. The tiller was started today (first time since spring) and it would not run at mid - full throttle. It has been completely rebuilt with new carb, fuel lines and filter, fuel bulb and spark plug. So this is what I've done so far. Remove Air from the Fuel System First, run the engine and stand by for about 3 minutes as it runs at idle speed. The 4-cycle engine is easy to start, and requires no fuel mixing. I then squeezed the throttle and it would bog down. Top Reasons Tiller Engine Won T Start Tiller Troubleshooting Youtube That is with throttle full open. Loosen the gas cap a little and start the tiller again. Additionally, a dirty spark plug and ignition wire may cause issues. I've managed to extend that by draining the tank and running dry each time it is used. 2. It has enough oil, new gas, clear fuel filter, new spark plug, and clean air filter. Buy a carburetor rebuild kit and carburetor cleaner that are suited for your rototiller's make and model, and take a few hours to rebuild and clean it. Required Part Tiller Carburetor Pull and choke, pull and no choke and it starts but wont stay running. Most Common Solution 02 - Carburetor The engine may be getting too much fuel or not enough fuel. Mantis tillers are lightweight but powerful enough to turn compacted soil or sod. The manual said if that happens to turn the low adjustment counter clockwise. I have a 3 year old Mantis tiller with the Honda GX25 4 stroke. When the engine is running, the ignition coil receives voltage from the battery and sends that electricity to the spark plug. Added New fuel tank grommet and 3 new fuel lines. Being the type of person who likes to try new things I decided to switch brands and go with STIHL. Mar 21, 2022 / Mantis tiller won't stay running #4 those carbs are cheaper new than to rebuild. People who love farming and enjoy gardening know the struggle of keeping their soil loose and free of weeds. Pump the bulb until . If the button does not stay in, wait about 30 seconds and try again. First, ensure the battery is fully charged, and the starter motor is operating. The Mantis tiller is no exception, and the replacement of the carburetor, wire, and spark plug can solve ignition hurdles. The Mantis 4-cycle rototiller features our patented, serpentine tines that easily break new ground when you're ready to start a garden. When a carb. Mantis Tiller Carb Adjustment Below are the steps that you will use to adjust your Mantis Tiller carb settings. If you can find a gasket kit for the carb, take it apart, soak in some carb cleaner, blow out the passageways with compressed air, and. The pull rope can usually be replaced if it breaks. It will be a PITA to turn it while its running but its the nly way I know. Check the circuit breaker at the power source, in your home or on the generator. 2 Stroke Mantis tiller that bogs down or stalls when using the throttle - try watching this video - I managed to fix mine - hopefully this will help you. If necessary, manually start the engine. If the carburetor choke isn't closing properly, the engine may get too much fuel. Look inside the gas tank and make sure the fuel filter is still connected to the fuel line.Most of them are felt and can get a film on them and not suck up the fuel. He said it appears to die once the gas in the bulb has been used up. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. Were it me I'd buy a new carb and put on it. Uniquely Designed Curved Tines Mantis Tillers dig deep even in hardest soil and clay, instead of bouncing around like other mini-tillers. Small engine wont start. GX25 I have an engine repair manual if needed. sets with gas in it for a while (over winter sometimes) the gas evaporates leaving a scum residue once this happens it gets hard and usually just soaking it will not dislodge the fine metered holes. The ethanol in the gas kills them in about a year. I did it this year again so I put the gasket and diaphram in (rebuilt). If not go to 1-1-/2 Two strokes have to be tuned while running and an 1/8 turn can make a huge difference. Mar 31, 2008 Turn both screws al the way in then 1 turn out. When you let off the gas it dies instantly. to start a flooded mantis tiller, follow these steps: 1 remove the battery 2 turn off the ignition 3 disconnect the starter solenoid 4 drain the fuel tank 5 start the engine 6 connect the starter solenoid 7 reconnect the battery 8 turn the ignition key 9 run the engine 10 adjust the throttle 11 drive the tiller 12 stop the engine 13 turn off the I replaced the gasket and diaphrams and have reinspected it three times, still no luck keeping it running. Versatile Got it cleaned out and the little guy is up and running like new! Mantis tiller won t start. We have been in contact with MANTIS doing the following things (but not specifically in this order) Dumped out fuel. I have a Mantis tiller 7222 and it has had a had a kit put on it, spark plus, carburetor, filters, gas lines, etc. Customer: I tried that already. The Mantis TillerCultivator takes the hard work out of any size digging project. Once the three minutes are over, you can then eject the black choc button for a short while. If you do not feel comfortable rebuilding the carb yourself you could try the following. My Rototiller Starts, but Sputters Out. A dirty spark plug won't ignite the fuel to start the engine. Got the c1u-k54a zama carb in it. This is usually due to the carburetor not working properly.