Rangemaster Dishwasher Error Codes

By Jude Johnson / February 2, 2025

If your Rangemaster dishwasher isn’t working as it should, don’t panic. The machine’s error codes are there to help you quickly identify and fix any issues. Below is a guide to what each error code means and how you can address it.

Rangemaster Dishwasher Error Codes

Below is a list of common Rangemaster dishwasher error codes along with their possible causes and solutions.

Error Code	Issue Type	Symptoms	Solutions
A1 + A2	Door System	Door not closing or latching properly	Check for obstacles preventing door closure Clean door seals and contact points Inspect door latch mechanism for damage Verify door sensor operation
A1 + A2 + A3	Water Supply	Water pressure or inlet problems	Verify water supply valve is fully open Check water pressure (minimum 0.4 bar) Inspect and clean inlet filters Check for kinks in inlet hose
A1 + A3 + A4	Drainage	Drain hose positioned too high	Lower drain hose (maximum height 1m) Check for drain hose damage Verify proper installation Install correct air gap
F1	Water Intake	Water filling problems	Check water supply connection Clean inlet filter screen Verify inlet valve operation Test water pressure (0.4-10 bar)
F2	Drainage	Water not draining	Clean filters and drain pump Check for drain hose blockage Verify drain pump operation Ensure proper drain hose installation
F3	Heating	Water not heating properly	Check heating element continuity Test temperature sensor Verify control board function Professional repair may be needed
F5	Overflow	Excess water detected	Check for leaks in connections Inspect door seal integrity Clear overflow channel Verify float switch operation
F6	Temperature Sensor	Temperature control issues	Professional diagnosis required Check sensor connections Test sensor resistance May need sensor replacement
Ed	Electronic Control	Control board malfunction	Perform hard reset (10 min power off) Check for loose connections Professional diagnosis needed May require board replacement
ER	Wash Pump	Pump motor problems	Check for pump blockages Listen for unusual sounds Inspect pump motor Professional repair recommended
ES	Salt System	Water softening issues	Check salt level Refill salt container Verify water hardness settings Clean salt sensor contacts
E0	System Error	General malfunction	Perform complete reset Check all connections Verify power supply Contact service technician

Tips for Preventing Error Codes

Regularly clean the dishwasher’s filters and spray arms.
Use the right amount and type of detergent.
Avoid overloading the dishwasher.
Check hoses and connections for any signs of wear or damage.
Ensure proper installation according to the user manual.

By addressing these error codes promptly, you can keep your Rangemaster dishwasher running smoothly for years to come. If you encounter an issue that isn’t resolved using this guide, call a professional repair technician or consult Rangemaster customer support.

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