Maintenance - A.O. Smith aosbath MAX4 Instruction Manual

Domestic ro water purifier
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5. MAINTENANCE

RECOMMENDED FILTER REPLACEMENT CYCLE
• The recommended filter replacement cycles of this water purifier are based on statistics of international
average indicator.
• Local water quality and water consumption will affect the lifespan of each filter.
• If you notice a fault of blockage of the filter, please contact the authorised after-sales service department
immediately.
• The filter lifespan is based on an estimation of ordinary household water consumption. The system is not
designed to be installed in public places of high or commercial water consumption.
Filter
Particle filter
Carbon filter
Reverse Osmosis (RO)
membrane filter
REPLACING THE FILTER
1. Do not disconnect power supply.
Remove front cover and wait 1 minute
for the system to depressurize. The light
display will flash in this minute.
Particles removed
Suspended solids, rust,
sand, silt, organic matter,
smells, prevents
crystallization of calcium
and magnesium ions in
filtration system.
Removes odors, chlorine,
chloramine and improves
taste.
0.0001μm precision
filtration, removes viruses,
bacteria, trace metals,
heavy metal ions and
pesticide residue.
Estimated filter life
12 months
12 months
48 months
2. When the display stops flashing, raise
the handle of the filter to a horizontal
position. You will hear a click. Proceed to
pull the filter out.
Model
MT-4 ∅85mm
CMF ∅85mm
TW-303-700/∅115mm

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