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Results for “NFC”
117 results found.
Troubleshooting · NavienNavien NFC-250/175H E594Abnormal operation: EEPROM
Troubleshooting · NavienNavien NFC-250/175H E016Heat exchanger overheat
Troubleshooting · NavienNavien NFC-250/200H E439Abnormal operation: flow sensor or no domestic water flow detected
Troubleshooting · NavienNavien NFC-250/175H E777Low water cutoff activated
Troubleshooting · NavienNavien NFC-250/200H E784Abnormal operation: zone controller communication
Troubleshooting · NavienNavien NFC-250/175H E773Improper gas type or gas connection detected
Troubleshooting · NavienNavien NFC-250/175H E109Abnormal operation: fan motor
Troubleshooting · NavienNavien NFC-250/175H E001Heat exchanger overheat
Troubleshooting · NavienNavien NFC-250/200H E786Improper front panel or panel connection
Troubleshooting · NavienNavien NFC-250/175H E421Cold water inlet thermistor open or short
Troubleshooting · NavienNavien NFC-250/175H E218Heating return temperature sensor
Troubleshooting · NavienNavien NFC-250/175H E060Abnormal operation: dual venturi