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9. TROUBLESHOOTING
REPAIRING OVERHEATED ELECTRIC PREHEATING AND REHEATING
ATTENTION!
The service of internal components must be done only by a professional.
Always disconnect the unit before servicing.
Firstly, remove the cause of the overheated electric preheating and reheating.
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For easier access to the electric preheating and reheating, the filters and fans can be removed.
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The thermostat can be returned to the ON state pressing a button.