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Maintenance
Inspection for normal operation
Item
Forced drainage
Chilled water and
water quality
inspection
Chilled water
system device
Chilled/Heating water flow rate range
If the flow rate of chilled/heating water exceeds optimal range, stop the operation until cause is taken care before re-
start the operation.
Item
Model
AG042KSV TTT AG056KSV TTT AG070KSV TTT AG042KSV TTT AG056KSV TTT AG070KSV TTT
Cooling/
Heating
72
English
DB68-05916A-09_IM_DVM Chiller Outdoor_EU_EN_.indd 72
Standard
Have you set the electric conductivity value
properly?
Is electric conductivity sensor working
properly?
Is auto valve working properly?
Is chilled water corrupted or have floating
particles?
Is there rust water?
Is there any red tides?
Is the concentration of the anti-freeze being
maintained?
Have you set the make-up water supply
value properly?
Is there any excess or deficiency of the
make-up water?
Is the water level within the tank normal for
operation?
Water flow rate Working range (L/min)
Rated condition
120/120
160/160
number of
inspection
Once a week
Once a month
Once a year (before
winter season)
Once a day
186/200
60 ~ 240
Side effects when
inadequate
Corrosion, water scale or
slime may occur
Corrosion, water scale or
slime may occur
-
Operation problem at the
cooling tower or intensified
water concentration
Working range
93 ~ 372 /
80 ~ 320
100 ~ 400
2022-05-02 오전 9:00:14
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