Troubleshooting Guide
Support Ariston

Storage Water Heaters

  • No hot water
  • Insufficient Hot Water Produced
  • Water Too Hot
  • Bad egg odor of the hot water
  • Frequent and short ON/OFF cycles
  • Water heater creates noise during heating
  • Water heater creates noise (Whistle on the valve) when cold water is drawn
  • Circuit breaker cuts out when the unit is switched on
  • Frequent leakage of safety valve
  • Water leak (formation of rust) on upper cover closing area, installation bracket area, bottom cover closing area, counter-flange.

Instant Water Heaters

  • No Hot Water
  • No Water/ Low Flow Rate