Why Is My Dishwasher Not Draining? Renter Fixes That Work

A Running Toilet Is a Deduction Risk and a Water Bill Issue

A toilet that runs continuously wastes a significant amount of water and can show up as a maintenance issue at move-out. In some leases, tenants are responsible for reporting maintenance issues promptly, and a toilet that has been running unreported may result in a charge. More practically, a running toilet makes an immediately audible impression during an inspection that signals a lack of maintenance attention. The repair is straightforward and typically costs under ten dollars in parts.

Diagnosing the Problem

Remove the toilet tank lid and observe what is happening inside. A running toilet is almost always caused by one of two issues: either the flapper at the bottom of the tank is not sealing properly, allowing water to continuously flow into the bowl; or the float is set too high, causing water to run into the overflow tube continuously. Both are visible and diagnosable by watching the tank for a few minutes.

Flapper Replacement

The flapper is a rubber disc at the bottom of the tank that opens to allow water into the bowl when you flush and closes to let the tank refill. Over time, rubber flappers degrade and warp, preventing a complete seal. To replace it, turn off the water supply valve at the wall behind the toilet and flush to drain the tank. Remove the old flapper by unhooking it from the pins on the overflow tube and disconnecting the chain from the flush handle. Install the new flapper in reverse order. Replacement flappers cost one to three dollars at any hardware store and are a direct swap for most toilet models.

Adjusting the Float

If water is running into the overflow tube (the vertical tube in the center of the tank), the float is set too high. In older toilets with a ball float on an arm, bend the arm slightly downward to lower the water level. In modern toilets with a cup float on the fill valve, adjust the float cup downward by pinching the clip and sliding it down the fill valve stem. The water level should be about one inch below the top of the overflow tube.

Testing the Fix

After making the repair, turn the water supply back on and let the tank fill. Listen for the fill valve to shut off completely. Watch the water level to confirm it is below the overflow tube. Flush once and confirm the tank fills and stops correctly. If the toilet still runs, add a few drops of food coloring to the tank and wait 15 minutes without flushing. If color appears in the bowl, the flapper is still not sealing and may need a second replacement with a different style.

Find toilet flapper kits and fill valve replacement parts: toilet repair parts on Amazon.

More help: Appliances and Plumbing guides

Making Minor Repairs Before Move-Out

Minor repairs before move-out are almost always worthwhile from a pure financial calculation. A landlord who charges for repairs will typically bill at market rate or above for contractor labor — often $50 to $150 per hour — for tasks that a renter can address with $5 to $20 in materials and an hour of effort. Nail holes in drywall, scuff marks on painted walls, loose cabinet hinges, and caulk gaps around tubs and sinks are all common repair items that fall in this category. Addressing them yourself before move-out prevents inflated repair deductions that far exceed the actual cost of the fix.

Drywall repair for small nail holes is one of the most common and straightforward move-out repairs. Spackling compound or lightweight joint compound, applied with a putty knife, allowed to dry, sanded smooth, and painted to match the wall eliminates most nail holes completely. For holes up to about 4 inches in diameter, a drywall patch kit with a self-adhesive mesh backing simplifies the process. Matching paint is the most challenging part of wall repair — if you have leftover paint from the unit, use it. Otherwise, bringing a paint chip to a hardware store for color matching is usually accurate enough for small patches when the wall paint has faded somewhat from its original color.

Cleaning and repairing flooring before move-out requires honesty about what qualifies as damage versus normal wear. Carpet that shows foot traffic paths and general fading is normal wear; carpet with pet stains, large rips, or burns is damage. For hardwood floors, superficial scratches visible only in raking light are typically normal wear; deep gouges that catch your fingernail are damage. Wood floor scratch repair kits with color-matched markers or wax sticks are effective for minor surface scratches on hardwood and laminate. Steam cleaning carpet yourself and renting a professional-grade machine are both options that can address moderate staining — but severe staining or damage may require professional assessment rather than DIY remediation.

Knowing when not to repair is equally important. Attempting major repairs — replacing large sections of drywall, fixing plumbing, or addressing electrical issues — without the skills and tools to do it correctly can make the situation worse and create additional deductions. For significant damage, getting your own contractor estimate before move-out gives you an independent cost assessment that you can use to contest an inflated landlord charge. Some damage is genuinely beyond DIY remedy, and in those cases, negotiating directly with your landlord about an agreed deduction before move-out — rather than receiving a surprise bill — is often the most efficient resolution.