Common signs include slow water flow, unusual taste or odor, leakage, unusual noises, or failure to filter water properly. If you notice any of these, it’s time for a check-up.

Common signs include weak airflow, unusual noises, foul odors, leaking water, frequent cycling, warm air instead of cold, and increased energy bills.

This could be due to a clogged drain hose, faulty pump, or a problem with the lid switch. Checking and cleaning the drain filter may help.

Rumbling or popping sounds may indicate sediment buildup at the bottom of the tank, which reduces efficiency and causes overheating. Flushing the geyser can help.

This issue is often caused by a malfunctioning thermostat, a defective damper control, or temperature settings being too low.