Mtd

Goes from 100% to about 80% charge during an hour of riding/cutting.. Battery tests good, and will charge right back up to 100%. Same results after running engine for an hour or more — charging system failure.
Experienced gardeners share their insights in answering this question :
Hi, yes you have either a faulty stator or regulator/rectifier. Check if you have ac voltage out of the stator to the regulator if so the reg is bad, if not the stator is bad. Regards Phil.

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Defective charging system – A car battery drains quickly if something called the alternator on your charging system fails to push out enough voltage, ideally between 13.5 – 14.5 volts. In this case, the battery will continue to drain even while the car is running.
If your lawn mower battery won`t hold a charge, verify connections are clean and tight first, then connect it to the charger. If it isn`t fully charged within 8 hours, your battery is dead and you`ll need to replace it. If your lawn mower battery does charge fully, the charge should not drain if it is not in use.
But when the engine is off, the alternator can`t recharge the battery, allowing little electrical mishaps to drain your battery entirely. The battery strain caused by these electrical whoopsies is known as a parasitic draw.
Not immediately, but idling a car will drain the car`s battery over time. This is because idling does not recharge the battery, but acts as a drain as it continues to pull energy from it. If you`re concerned about draining your battery unnecessarily, try to limit the amount of time your car idles.
If your lawn mower starts, runs briefly, then dies these are the four most common reasons that`s happening: Dirty carburetor / clogged carburetor bowl. Old gasoline that has gone bad. Dirty or defective spark plugs.
The short answer is: Yes, it can. It could also drain the battery even faster if you repeatedly try to start your car with a faulty starter.
Riding lawn mowers use a battery to turn over the engine and power extra components such as headlights and electric clutches. Your mower also has its own charging system that recharges the battery when the engine is running.
Your riding lawn mower comes with the same essential parts a car has. It has an internal combustion chamber, an alternator, a 12-volt lead-acid battery, etc. A riding lawn mower with an especially small engine may have a 6-volt battery. The lawn mower`s alternator keeps its battery charged.
You can also attempt to recover the battery by overcharging the fully charged battery using a low amp trickle charger. Charge the battery for 24 hours using a regulated current of 200mA (milliAmps). This will boost the battery`s terminal voltage to 2.50-2.66 volts per cell and raise the battery`s internal temperature.
No a burnt fuse can`t cause battery drain issues. Some fuses don`t get power until the circuit is turned on so don`t be concerned about them. Has your battery been replaced or load tested to make sure it`s good? A weak battery can make it seem like you have a draw.
If your car sits idle for extended periods of time, it can slowly lose the charge in its battery. And now, more than ever, it`s essential to make sure it`s charged and ready to power your vehicle the next time you need it.
Do Car Batteries Charge While Idling? A car with an idling engine will still recharge your battery, but at a much lower rate than if you were driving. The reason for this is that modern cars have a lot of additional electronics that use up power.
The alternator provides enough power to charge the battery by itself. Still, if you`re idling and have other electronic components powered on – such as your radio or lights – you could gradually drain your car`s battery and potentially leave yourself stranded.
Dead battery.

Most of the time, if your battery is dead, you won`t be able to start your car. However, if your battery is going bad, then you may experience stalling due to the alternator being overworked.

As the fuel level drops, a vacuum begins to form in the fuel tank because air can get in to fill the space the consumed fuel occupied. After about 10 or 15 minutes, the vacuum will become strong enough that fuel will stop flowing to the carburetor and the lawnmower will die.
Electric lawnmowers may cut out for two main reasons: A faulty power switch or a loose cable connection. An overheating motor can cause the thermal cut out to trip.
Touch the metal shaft of a screwdriver to both of the large terminals at the same time. If the engine turns over and starts, the solenoid is bad and should be replaced. If the starter motor does not run, the motor itself is probably defective.
If your car sits idle for extended periods of time, it can slowly lose the charge in its battery. And now, more than ever, it`s essential to make sure it`s charged and ready to power your vehicle the next time you need it.
A faulty starter solenoid can exhibit several symptoms, including these: Engine doesn`t crank: This is a result of the starter solenoid failing to deliver power to the starter motor. No clicking sound: This can mean either a bad starter solenoid, starter relay, or a dead battery.
If your car sits idle for extended periods of time, it can slowly lose the charge in its battery. And now, more than ever, it`s essential to make sure it`s charged and ready to power your vehicle the next time you need it.
Typically, your car can sit about four weeks to two months without driving before the battery dies. The reason your car can sit only for so long before it dies is the fact that your car battery is in use even when you`re not behind the wheel.
What should I do if my battery dies while driving? If your battery stops providing power while your vehicle is in motion, activate your flashers and head to the side of the road. The best option is to call for a tow.

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Battery the battery is dying and it will start but, after a few mins the engine starts to sputter then goes back to idle and eventually dies. could this just be the dead battery? is that the reason the engine dies?
ANSWER : Usually, if the battery is dying, it won’t start up again.
Usually, motorized vehicles only use the battery to start the engine, then the alternator contributes all the power for actual operation.
A dead alternator or battery shouldn’t ‘sputter’, they would just stop dead.

If the engine will start, run and then sputter…there is a fuel problem.
1. There may be a ‘cut-off’ in the fuel line which is in the off postion. It may look like a thin, flat wing-nut.
2. The gas may be contaminated with water residue if the gasoline has been sitting a long time. I believe you can get some water treatment to fix this without having to dump the fuel tank contents.
3. The fuel line is blocked with dirt somewhere, I would check the fuel filter and work backwards from there.

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Engine quits running at full throttle and hot
ANSWER : Sounds like coil but check oil

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Ryobi troubleshooting Recently bought the two set package of 18V lithium batteries however the tool will not work. It was working however it has stopped . Tried two different batterie , both fully charged ,with no results.
ANSWER : The motor may have overheated and burned open. Use a multimeter to check resistance across the battery contacts in the tool with the switch closed. If it reads open, the motor has failed.

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Engine running rich?
ANSWER : Worn float needle or obstructed airflow (plugged foam filter)

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I am another owner of the 24 hp. briggs and stratten ELS that has blew a rod out the side. How can I get help replacing this motor that has been such a terrible problem
ANSWER :

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I have a Toro ZS5000 Timecutter, hydrostatic, 3 blade, zero turn mower run by a FR691V Kawasaki engine with 118 hours.

It does not charge the battery whilst running. It became apparent when the mower began to cut out as if the safety cut off was kicking in, as if you were to get off the seat while the blades were engaged. However this was not the case, the battery was simply flat and causing the mower to stop. Upon charging the battery it would start the mower up and operate normally, until the battery went flat after some 2 hours of normal operation. Upon charging the battery a check of the voltage was conducted during idle at high revs and there was no current running through the battery. I could only guess the alternator was not charging. I checked the fuses under the control panel near the ignition and both were sound. All wiring and connections seem intact and tight. I am suspecting it is the voltage regulator being faulty because my understanding is if the stators were faulty it would not operate normally even if the battery was fully charged. Is this right?

Also what is the difference between the FR691V-AS40 and a FR691V-BS50 engine? The latter is the Code on my Kawasaki engine and I was wondering if the electrical components would differ from one engine code and another FR691V model?

ANSWER : Start mower disconnect battery keeps running alt good if stops battery no good

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Honda g100 stationary engine starts and runs well on full choke but will not run without choke.
ANSWER : Same problem here. I solved it by removing carburetor, removing float and valve seat and soaking in carb cleaner overnite. Blew out all the orifices with air and reasembled. Runs as good as ever!Always turn gas off and run until empty, gas evaporates and leaves residue in bowl and valve.

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Battery not charging. Light on charger is red for charge…it’s plugged in properly?????
ANSWER : Battery is bad.

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