INSTRUCTION
HANDBOOK
13. Maintenance
01201138 | 0108 | 2 |
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Notice | Date | Page |
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13
Error/Function | Cause | Action | ||
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NTC HIGH TEMP. | Error 5 |
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Temperature sensor indicating | - This suggests | - Check the wiring temperature | ||
a temperature above highest al- |
| sensor and replace as appropri- | ||
lowable value. |
| ate. | ||
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| - Temperature sensor faulty. | - Replace temperature sensor. |
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| - Temperature detection function on CPU PCB | - Replace PCB. |
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| faulty. |
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| Error 6 |
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WATER IN DRUM |
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The water level is higher than the EMPTY level at start of program.
-Waste water collector might be blocked.
-Drain valve or wiring faulty.
-Level tube probably blocked.
-Level detection function on CPU PCB faulty.
Clean waste water collector.
-Check drain valve functioning.
-Clean or replace level tube. Clean connection of the water level control device.
-Replace PCB.
- Air vent blocked. | - Clean air vent. |
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MACHINE OVERFILLED
Error 7
The water level is above the | - Transient fault or water has been added manually. | - Drain machine then restart a | ||
set safety level during program |
| program or change the level in | ||
operation or manual operation. |
| the manual program. | ||
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| - Electrovalves are faulty. | - Check function of electrovalves. |
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| - Level detection function on CPU PCB faulty. | - Replace PCB. |
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| Error 8 |
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NO HEATING |
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| - Bad water seal of the drain valve. | - Check water seal of the drain |
Rate of temperature incease | ||||
in water slower than minimum |
| valve. | ||
value allowed. |
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| - Elements faulty. | - Switch off power supply at wall |
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| switch. Measure resistance of |
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| elements to see if any element is |
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| faulty (open circuit). |
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| - Replace faulty element. |
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| - Leak at water supply. | - Check seals of water electrov- |
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| alves. |
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| - Fault in wiring between contactor and element(s) | - Check wiring and replace the |
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| or heating contactor faulty. | heating contactor. |
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| - Temperature detection function on CPU PCB | - Replace PCB. |
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| faulty. |
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NOT DRAINED |
| Error 10 |
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The water level is higher than | - Programmed drain time too short. | - Increase drain time. | ||
the EMPTY level after drain | - Level tube probably blocked. | - Clean or replace level tube. | ||
sequence. |
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| Clean connection of the water |
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| level control device. |
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| - Drain valve or wiring faulty. | - Check drain valve functioning. |
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| - Level detection function on CPU PCB faulty. | - Replace PCB |
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