Frigidaire Dishwasher Not Draining: Troubleshooting Guide
Quick answer
First, check if the drain hose is kinked or clogged. Ensure the drain filter is clean. If these are clear, inspect the drain pump for blockages or failure. If you're unsure, consult a professional.
Confirm the symptom
- Dishwasher leaves standing water at the end of the cycle.
- Dishes are not clean due to poor drainage.
- Dishwasher makes unusual noises during the drain cycle.
- Error codes related to drainage appear on the control panel.
Tools and prep
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Prep & safety
- Ensure the dishwasher is turned off and unplugged from the power source.
- Allow the dishwasher to cool down if it was recently in use.
- Clear the area around the dishwasher for easy access.
- Gather your tools and have them within reach.
Step-by-step troubleshooting
Check the Drain Hose
Do: Locate the drain hose at the back of the dishwasher.
Observe: Ensure it is not kinked or blocked.
Means: Straighten any kinks and clear any blockages.
Next: Check the drain filter.
Check the Drain Filter
Do: Remove the lower rack and locate the filter at the back of the dishwasher tub.
Observe: Check for any debris or blockages.
Means: Clean the filter thoroughly with warm, soapy water.
Next: Inspect the drain pump.
Inspect the Drain Pump
Do: Access the drain pump, usually located at the bottom of the dishwasher.
Observe: Look for any blockages or signs of failure.
Means: Clear any blockages and test the pump for proper operation.
Next: Check the air gap.
Check the Air Gap
Do: Locate the air gap on the countertop or sink.
Observe: Ensure it is not clogged with debris.
Means: Clean the air gap if necessary.
Next: Inspect the drain valve.
Inspect the Drain Valve
Do: Locate the drain valve, usually near the drain pump.
Observe: Check for any blockages or signs of failure.
Means: Clear any blockages and test the valve for proper operation.
Next: Check the garbage disposal.
Check the Garbage Disposal
Do: Ensure the garbage disposal is functioning properly.
Observe: Listen for unusual noises and check for clogs.
Means: Run the disposal with water to clear any blockages.
Next: Test the dishwasher.
Test the Dishwasher
Do: Plug the dishwasher back in and run a test cycle.
Observe: Monitor the dishwasher for proper draining.
Means: If the issue persists, consult a professional.
Next: Consult a professional.
Common causes table
| Cause | Why | Likelihood | Difficulty | Part often needed |
|---|---|---|---|---|
| Kinked or Blocked Drain Hose | The drain hose can become kinked or blocked, preventing water from draining properly. | High | Easy | None |
| Clogged Drain Filter | Food particles and debris can clog the drain filter, restricting water flow. | High | Easy | None |
| Faulty Drain Pump | The drain pump may fail or become blocked, preventing water from being pumped out. | Medium | Moderate | Drain pump |
| Clogged Air Gap | The air gap can become clogged with debris, restricting water flow. | Medium | Easy | None |
| Faulty Drain Valve | The drain valve may fail, preventing water from draining properly. | Medium | Moderate | Drain valve |
| Garbage Disposal Issues | A clogged or malfunctioning garbage disposal can affect dishwasher drainage. | Medium | Moderate | None |
| Control Board Failure | The control board may malfunction, affecting the dishwasher's drainage cycle. | Low | High | Control board |
Parts matching
When replacing parts, ensure they match your specific Frigidaire dishwasher model. Check the model number located on the dishwasher's interior or in the user manual.
- Drain pump: Match the model number and voltage (e.g., Frigidaire 154809601 Drain Pump 120V).
- Drain valve: Match the model number and type (e.g., Frigidaire 154809701 Drain Valve).
- Control board: Match the model number and part number (e.g., Frigidaire 154809801 Control Board).
- Drain hose: Match the length and diameter (e.g., 6-foot 5/8-inch dishwasher drain hose).
Always double-check the part number and specifications to ensure compatibility with your dishwasher model.
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When to call a pro
- If the dishwasher is still not draining after troubleshooting.
- If you suspect a control board issue.
- If you are not comfortable performing the repairs yourself.
- If the dishwasher is under warranty.
- If there are electrical issues or error codes you don't understand.
- If the dishwasher is leaking or causing water damage.
FAQ
Why is my Frigidaire dishwasher not draining?
Common causes include a kinked or blocked drain hose, clogged drain filter, faulty drain pump, clogged air gap, or issues with the garbage disposal.
How do I clean the drain filter in my Frigidaire dishwasher?
Remove the lower rack and locate the filter at the back of the dishwasher tub. Clean it thoroughly with warm, soapy water.
Can I use a plumber's snake to clear a blockage in the drain hose?
Yes, a plumber's snake can be used to clear blockages in the drain hose. Insert it carefully to avoid damaging the hose.
What should I do if the drain pump is faulty?
If the drain pump is faulty, it may need to be replaced. Ensure you match the model number and voltage when purchasing a new pump.
How do I test the drain valve in my Frigidaire dishwasher?
Locate the drain valve near the drain pump and test it for proper operation. If it is faulty, it may need to be replaced.
What should I do if the air gap is clogged?
Clean the air gap thoroughly to remove any debris. This should restore proper water flow and drainage.