Warning
Maintenance may only be performed by a qualified service and maintenance engineer.
Table 10.2 Displayed errors (Sheet 10 of 10)
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C03 (blocking error) | Too many resets in too | Wait for the error to disappear (maximum 1 hour). If the error does | To replace the necessary parts, you must contact your installer. | |||||
Reset error. | short a period. | not disappear, the water heater controller must be replaced. |
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C04 (blocking error) | Incorrect appliance | 1. | Check whether the correct appliance has been selected. See | If the error does not disappear, you must contact your installer. | ||||
Appliance selection | selection / |
| ’9.5 Display the selected appliance’. | To obtain a selection resistor, you must contact your installer. | ||||
error. | Incorrect selection | 2. | If the correct appliance is selected, fit the correct selection |
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| resistor. |
| resistor. |
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| 3. | If incorrect appliance selected, select the correct one. |
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E01 (blocking error) | The temperature of the | None. This is a temporary message that may appear from time to |
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The temperature | water at the top of the | time, but will disappear automatically. |
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tank is > 85°C. |
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protection at the top of |
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the tank has been |
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activated. |
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E03 (blocking error) | The temperature | 1. | Check sensor position and wiring. | To replace the necessary parts, you must contact your installer. | ||||
Error in temperature | differential between | 2. | Reset the ThermoControl if necessary. Replace the sensor if |
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the two temperature |
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sensor T1 at the top of |
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sensors in the tank is > |
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the tank. |
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10°C over a period of |
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| 60 seconds or longer. |
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E04 (blocking error) | The two dummy | 1. | Check wiring from dummy 1 and dummy 2. | To replace the dummy sensor you must contact your installer. | ||||
Error in the dummy | sensors detect a | 2. | Reset ThermoControl if necessary. Replace the dummy sensor |
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differential of > 10°C |
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sensor(2). |
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over a period of 60 |
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| seconds or longer. |
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1.Temperature sensor T1 is a ‘2 in 1’ sensor, T1 contains 2 NTCs for the
2.The dummy sensor consists of dummy sensor 1 and dummy sensor 2
3.The dummy sensor consists of dummy sensor 1 and dummy sensor 2
Release R.1.3 UK | 82 |
