INCIDENT AND TROUBLESHOOTING

SYMPTOM
CAUSE
SOLUTION
Pump not working
Power not supplied
Adaptor damaged
Low-pressure switch not closing due to weak pressure
Check power source
Check Adaptor
Check key lock, water supply
Pump operates unevenly with continuous noise
Insufficient water pressure
Filter core blocked
Increase water supply pressure regularly > 0.3 bar
Replace filter core
Increase water supply pressure regularly > 0.3 bar
Replace filter core
Pump operates continuously but no pure water and wastewater
Electronic valve malfunction
No water supplied
Check electrical wires
Replace electronic valve
Check key lock, water supply
Excessive wastewater (Rare)
Insufficient pump pressure
R.O membrane closed
Check pump and R.O membrane (pump pressure should be between 60PSI and 90 PSI)
Unusual taste in drinking water (Rare)
Activated carbon filter expired (filter number 5)
Replace filter number 5 (T33)
Water leakage from the machine (Rare)
Incorrect or improperly fitted joints
Tighten joints or replace
Insufficient or no wastewater (Rare)
Wastewater restrictor clogged
Replace restrictor valve, limit wastewater (Flow)
Unusual taste in drinking water (Rare)
Activated carbon filter expired (filter number 5)
Replace filter number 5 (T33)
Water tank full but low water output (Rare)
Pressure in the tank not exhausted or too weak
Check the storage tank Check the tank pressure
Water in the tank is consumed when not in use (Rare)
Check valve malfunction
Check or replace the check valve
Excessive pure water compared to wastewater (Rare)
R.O membrane damaged
Defects in membrane casing (usually pure water conductivity < 40 ppm)
Replace R.O membrane or membrane casing
Pump leaking water or making noise (Rare)
Check gaskets, bearings
Repair or replace the pump