Yamato Pure Line Series, Manual

Page: 31 / 46

28
6. Maintenance procedures
Maintenance and inspection
Maintenance and inspection timing
（
To ensure stable operation of the product, be sure to carry out daily inspection.
）
Maintenance
・
inspection items Timing Remarks
Replacing the ion exchange
resin cartridges CPC-P and
CPC-E
(see P.
1
)
shown in the
Error
・
Consumables
Replacement Display
Treatment capacity
：
WL200
＝
about 300L
WL220
＝
about 700L for the raw water
of 200
×
10
-4
S/m
Replacing the membrane filter
(see P.
14
)
shown in the
Error
・
Consumables
Replacement Display
Treatment capacity
：
About 500 L with
pure water flowing
The sampling rate of 0.5L/min or less
means that it is time to replace.
Replacing the pretreatment
cartridge (optional)
shown in the
Error
・
Consumables
Replacement Display
Treatment capacity
：
About 5000 L with
Tokyo City Water
Cleaning the feed water hose
(see P.
31
) Six months
Carry out cleaning earlier than
scheduled when the raw water quality
is poor.
Replacing the piping hose
(see P.
31
)
Two years
Check the connection for leakage
once a month.
※
If the ion exchange resin replacement timing is indicated earlier than usual or the membrane filter
is degraded rapidly, the raw water quality may be poor. In such an event, it is recommended to
use the “Pretreatment cartridge connection set (Article No. 253267) of P.
24
Ordering of the
“Pretreatment cartridge connection set (Article No. 253267)” after the order for the product has
been placed will be handled by the service representative.
※
This unit notifies the consumables replacement timing on the basis of the water quality and
cumulative water flow hours.
※
The actual replacement timing may differ depending on the raw water quality.
※
Replace the pretreatment cartridge (optional) once a year.
※
Replace the membrane filter once every six months regardless of the use frequency.