Salda AVS S, Инструкция по эксплуатации, установке и обслуживанию

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AVS S / SVS / SVS V v2022.1 EN | 9
6. MAINTENANCE
Checking:
• Check if connections between the unit and ducts are hermetical.
• Check performance of thermal circulation. Temporary increase water temperature for this.
• Check tightness of water supply system.
Cleaning:
• Disconnect and remove heater.
• If heater is soiled - use vacuum cleaner or airflow blast.
• In case of heavy choking - clean with warm water and mild detergent solution.
• Check tightness of tubes of disconnected and removed heater with high-pressure air.