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7. INSPECTION AND MAINTENANCE
Precautions before Inspection
WARNING
●
Be sure to disconnect power cable before daily inspection and maintenance.
●
Perform inspections and maintenance when unit is at room temperature.
●
Never attempt to disassemble unit.
Precautions in Daily Maintenance
CAUTION
●
Clean unit using a soft, damp cloth. Never use benzene, paint thinner, scouring powder, scrubbing
brush or other abrasives and solvents to clean unit. Superficial damage and/or discoloration, as well
as deformity to some components may result.
Maintenance and Inspection
Maintenance and inspection period
(Daily inspection is highly recommended to ensure proper operation for longer period of time)
Item Estimated
timing Description
Ion-exchange resin cartridge
(CPC-S) replacement
(P.23)
When a replacement alarm
appears on the message
screen
Notice appears when water quality
becomes 1×10
-4
S/m or more (1×10
4
Ω
・
m or less).
* Treatment capacity: approx. 700 L
with 200×10
-4
S/m of raw water
Pre-treatment cartridge
replacement
(P.24)
When a replacement alarm
appears on the message
screen *1
Notice appears when accumulated
power-on time counts 6 months.
* Treatment capacity: approx. 5000 L
Membrane filter replacement
(P.25)
When a replacement alarm
appears on the message
screen *2
Notice appears when accumulated
power-on time counts 3 moon.
When the water delivery rate
becomes 0.5 L/min regardless
of whether replacement alarm
shows up or not. *2
Cleaning water supply hose
filter
(P.51)
6 months
When raw water quality is poor, more
frequent treatment may be required.
Hose replacement
2 years
Check the hose and its connection
each month for water leakage or
discoloration.
Pump replacement
2 years
Replace once every two years.
Solenoid valve and reducing
valve replacement
5 years
Replace once every five years.
ELB inspection (P.45)
1 month
Inspect each month
Draining distilled water tank
3 months
Discharge water when unit is not in
use for a long period of time.
UV sterilization light
(optional) replacement
2 years
Notice appears when the
accumulated run time reaches 170
hours
Washing of Distiller
3 months (recommended)
Should be periodically carried out to
maintain water quality.
* 1 Be sure to replace pre-treatment cartridge once a year regardless of whether replacement alarm
shows up or not.
* 2 Replace membrane filter once every 6 months irrespective of the frequency of use.
* Notification of the consumables replacement time is made based on the water quality and the total
water flow time. The actual replacement time varies depending on the quality of raw water.