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Maintenance
ICW and INW maintenance instructions differ. Keep filter cleaning, heat-exchanger flushing and shutdown preparation separate.
- KNG199ICW inlet filter and heat-exchanger maintenanceKNG199ICW filter maintenance and heat-exchanger flushing, including the confirmed consistently operational water-softener exception.Covered models: KNG199ICWRead article
- KNG150INW / KNG199INW routine maintenance and filtersMonthly intake/filter cleaning and the distinct six-month descaling recommendation for INW units.Covered models: KNG150INW, KNG199INWRead article
- Freeze protection and extended shutdown by modelSeparate ICW and INW powered freeze-protection limits and shutdown instructions.Covered models: KNG199ICW, KNG150INW, KNG199INWRead article