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Worcester Bosch error codes
Choose your Worcester Bosch device to see every error code with its meaning, causes and safe fixes.
Worcester Bosch boiler fault codes
EA 227Ignition failure, no flame detectedE9 224Overheating (safety limit tripped)A1 281Pump faultC6 215Fan faultD1 240Temperature sensor (thermistor) faultE2 222Temperature sensor (thermistor) faultF7 228False flame detectedFA 306False flame detectedFD 231Power supply interrupted1017Water pressure too low