Why won’t my mower move forward or backwards?

A blocked fuel filter can keep gasoline from flowing to your mower’s engine in adequate supply, resulting in a lawn mower that isn’t drivable. Damaged or clogged air filters also can prevent your lawn mower from going forward or in reverse simply because the engine will overheat quickly.

What causes a lawn mower not to move?

If your riding lawn mower won’t move, the problem could be a broken ground drive belt. If the riding mower is slow and sluggish, the ground drive belt could be so worn that it slips. Either way, follow the steps in this repair guide and video to replace the ground drive belt on your lawn tractor.

Why won’t my hydrostatic mower won’t move?

A hydrostatic mower may not move because of a bad drive belt; bad tensioner pulley; broke tensioner spring; old or low hydraulic fluid; hot hydraulic fluid; air in the hydraulic system; or the drive release handles are in the “released” position.

Why does my Craftsman riding mower not move?

Check for hydro-static fluid leak or low fluid. Check clutch to see if it is engaging when you switch on, if not check battery condition as it needs good charged battery 12.4 +Volts to engage clutch normally, also could be bad wire/plug/switch for clutch, Control linkage out of adjustment, Internal pump damage.

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Why won’t my mower go uphill?

Dirty Blades and Air Passages

Dirt, debris and corrosion can cause your mower to lose power as it goes uphill. When there is mud, grass or other buildup coating the blades, they slow down and the motor works harder to turn them. A dirty air filter can also lead to problems with power when mowing uphill.

How do you troubleshoot a hydrostatic transmission?

Troubleshooting Hydrostatic Drives

Null the valve if possible. If the system is overheating, check the oil level in the tank, inspect the heat exchanger, check the inline pressure filters, inspect the crossport relief valves, and check the pump and motor case drains for excessive bypassing.

How do I know if my lawnmower transmission is bad?

To check the transmission, carefully watch the transmission when the engine is running. If the pulley is spinning, and the wheels aren’t turning, the transmission is bad. Unfortunately, if this is broken, it may be time to buy a new mower because this part is generally unreplaceable.

Can you damage a hydrostatic transmission?

If you attempt to push a tractor with a hydrostatic transmission, it causes fluid to move backward through the pump and can damage the seals. You must disconnect the drive before moving your lawn tractor.

Do hydrostatic transmissions wear out?

The hydro has relief valves, so you cant work it past its designed intent, but you certainly can damage them if you try, just like a gear transmission. You can stress it by being rough with it, but really, these last every bit as long as gear transmissions.

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Does a riding lawn mower have a transmission?

Not every rear engine riding mower uses a hydrostatic transmission; some brands still produce rear-engine riders with gear-based transmission systems. However, most rear engine riders these days are outfitted with Hydro-Gear transmissions, as are the vast majority of zero turn radius (ZTR) mowers.

Do riding mowers need transmission fluid?

Transmissions on the consumer zero turns and tractors are maintenance free, unless regular service is notated in the owners manual, and do not require regular fluid change.