ENGLISH-102
Maintenance
Recommended number of inspection for normal operation
Inspection list Inspection standard Number of inspection
Side eects when
inadequate
Forced drainage
Have you set the electric conductivity value
properly?
Once a week
Corrosion, water scale or
slime may occur
Is electric conductivity sensor working properly?
Is auto valve working properly?
Cooling water
and water quality
inspection
Is cooling water corrupted or have oating
particles?
Once a month
Corrosion, water scale or
slime may occur
Is there rust water?
Is there any red tides?
Is the concentration of the antifreeze being
maintained?
Once a year (before
winter season)
-
Internal/external
part of the cooling
tower
Is there any water scale or slime?
Once a month
Corrosion, water scale or
slime may occur
Is there any signs of corrosion on the metal part?
Is there any water plant?
Heat source water
device
Have you set the make-up water supply value
properly?
Daily
Operation problem at the
cooling tower or intensied
water concentration
Is there any excess or deciency of the make-up
water?
Is the water level within the tank normal for
operation?