Water Filtration Process; Functions Of Eco System - A.O. Smith FREZYA 300S User Manual

Water Filtration Process

Inlet Water
Inlet Water
Valve
Sediment Filter
Because Fitting/ Tubing/ Float valve / Etc. are consumable parts, when replacing filters,
it is recommended to replace them too.
Before replacing filters, pre-carbon filter and post-carbon filter must need to be flushed for 10 minutes.

Functions of ECO System

ECO function helps save power consumption by sensing illuminance
around the unit. When the illuminance aroud the unit darkens at night,
the product automatically stops water heating & chilling and adjusts
the bringtness of display.
1. Turn on the ECO switch at the back side of unit.
2. Check that the amber light comes on in the HOT water lamp.
3. When activated, the green light comes on in the HOT water lamp and
HOT & COLDwater lamps flicker.
NOTE: When activated during turning off a switch of HOT or COLD, the
lamp switched off does not flicker.
ENG 12
Pre-Carbon
Filter
Solenoid
Valve
R.O. Filter
Booster Pump
Diagram 5
ECO SW ON (Day) -HOT water lamp : Amber
ECO SW ON (Night) -HOT water lamp : Green
HOT & COLD water lamps : Flickering
Tube Hose
Restrictor
Elbow
Post-Carbon Filter
Hot Water Lamp
Cold Water Lamp
Eco Sensor
Diagram 6
Air Filter
Sensor Level
Ball Top
Cold Water Tank
Cold Water
Hot Water
Hot Water Tank
Outlet