Cillit Overheating Electronics / New Plastic Odor

Softener emits a persistent plastic or chemical smell around the unit

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Power adapter overheating, Poor ventilation, New unit off‑gassing, Faulty PCB component heating

Safety: If you smell burning plastic, disconnect power immediately.

Inspect power adapter: Check if the Cillit adapter is excessively hot to the touch. Replace if overheating.
Ventilation: Ensure the softener is not enclosed in a sealed cabinet. Provide adequate airflow.
Check PCB: Remove the cover and look for discolored or burnt components. Replace the Cillit main control PCB if damage is found.
New unit smell: Mild plastic odor on a new installation usually dissipates within a few days.

Medium 3/5

Cillit power adapter

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