E687Samsung Dishwasher
Samsung Dishwasher Error E687 – Meaning, Causes & How to Fix
The appliance control system detected a condition indicating fan motor failure – cooling or ventilation fan not operating.
Medium Severity
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Critical
Expert Verified
Reviewed by a Certified Electrical Engineer & Licensed Technician
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Official Meaning
The appliance control system detected a condition indicating fan motor failure – cooling or ventilation fan not operating.
Real-World Causes
- 1Low water pressure in plumbing system
- 2Water supply valves not fully open
- 3Loose wiring harness
- 4Kinked or bent hoses restricting water flow
- 5Sensor damaged by moisture or mineral buildup
Symptoms
Look for these signs to confirm error E687 on your Samsung Dishwasher:
- Clicking sounds as relays activate
- Error appears at start of cycle
- Appliance stops mid-cycle
- Machine pauses and displays error
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DIY Fix (Safe)
- 1Verify household water and power supply
- 2Inspect hoses and filters for blockages
- 3Restart appliance after disconnecting power for 5 minutes
- 4Clean accessible filters and sensors
- 5Run diagnostic mode if available
Professional Action Required
- 1Test valves, sensors, and motors with multimeter
- 2Inspect wiring harness and connectors
- 3Replace defective pumps, motors, or sensors
- 4Check control board relays
- 5Replace electronic control board if failure confirmed
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Additional Context
Frequently Asked Questions
What does Samsung Dishwasher error E687 mean?
The appliance control system detected a condition indicating fan motor failure – cooling or ventilation fan not operating.
What causes Samsung Dishwasher E687 error?
Common causes include: Low water pressure in plumbing system, Water supply valves not fully open, Loose wiring harness.
How do you fix Samsung Dishwasher error E687?
Start with these DIY steps: Verify household water and power supply. Inspect hoses and filters for blockages. If the error persists, professional service may be needed.
Related Error Codes
Other Samsung Dishwasher Errors
4CWater supply error – the dishwasher is not receiving water or the fill rate is too slow
5CDrain error – the dishwasher is unable to pump water out within the expected time
LCLeak detected – the dishwasher's leak sensor in the base pan has detected the presence of water, indicating a potential leak in the system
OCOver-level water error – the dishwasher has detected that the water level inside the tub is higher than expected, indicating a fill valve that won't shut off or drain that is too slow
E103The appliance control system detected a condition indicating fan motor failure – cooling or ventilation fan not operating
E519The appliance control system detected a condition indicating fan motor failure – cooling or ventilation fan not operating
E714The appliance control system detected a condition indicating fan motor failure – cooling or ventilation fan not operating
E459The appliance control system detected a condition indicating fan motor failure – cooling or ventilation fan not operating
About the Author
Technical Review Team
Reviewed by certified appliance technicians with 10+ years of Samsung repair experience. Every error code is verified against manufacturer service manuals and real-world repair data.