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Heating  Heating

Brand

Triangle-tube Triangle-tube List all brands

Type:

MARQUIS TWH200 view MARQUIS TWH200 List all types

Error code:

11
List all errors


Error code: 11

Cause of error code 11

Ignition has Failed 10 (Ten) Times

Solution for error code 11

Press the Power button to clear the Error Code. If Error happens again:
1. Monitor the gas pressure to the water heater while in operation. Ensure pressure is between 3.5 and 14” WC.
2. Check gas valve wire. Ensure connection is secure.
3. Check flame detection sensor. Ensure connections are secure. Normal operating settings are more than 2.5DC before ignition, less than 2.5DC after ignition.
4. Check igniter transformer for proper connection.
5. Clean the igniter with steel wool to remove oxides. Ensure proper separation (3-4 mm).
6. Replace the spark igniter if damaged.
7. Assure that the flame is stable when lit.
8. If the problem persists, replace the main control


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