Water Purifier J Series

Appliance does not work.

Check the following:

• Is appliance plugged in?
• Is the input ball-valve open? Is water pressure normal?

Water output is below normal.

• Is calculation correct?
• Are the filtration cores older than recommended date?
• Is the water temperature too low?

Water Purifier Z Series

No or little water output

• If output water pressure is too low, change the filtration cores.
• If pre-posed filtration core is blocked, wash it and try again.
• If the super filtration membrane is blocked, please install equipment that enhances water pressure.

Leaking

• If the joint is loose, tighten the joint screw.
• Make sure there are no cracks in the pipes. If there are, then replace these parts.

Water does not taste fresh.

• If postponed active carbon core is past the expiration date, please change it.

Undesirable water quality

• If super filtration membrane is broken, please change it.

The core quickly fills up with impurities.

• Source water is too dirty, please add pre-filtration devices.

Water Purifier F Series

Appliance does not work.

Check the following:

• Is the appliance plugged in?
• Is the input ball-valve open? Is water pressure normal?
• Is the water tank full?

Appliance does not work automatically.

• Does everything else work correctly?
• Are the high and low pressure switches set to normal? (If not, please inform a repairman in order to correct the problem)

Abnormal noise during operation

• Is voltage normal levels?
• Are all transformers working correctly?
• Is the high pressure pump working well?

Water output amount is low.

• Is calculation correct?
• Is the RO membrane too dirty? Please wash periodically to insure correct operation.
• Is water temperature too low?
• Are the filtration cores too dirty or past expiration date?