If the drain cap or spring clip for a refrigerator's cold and hot water tank drainage pipes are loose, cracked, or detached, the solution is to either repair or replace the drain cap or spring clip.
If the issue is clogging due to activated carbon granules in a direct drinking water machine, aging or internal scale buildup in the pump head, or blockage in the wastewater flow regulator, the solutions are: replace the filter; repair the pump head; replace the wastewater flow regulator.
If the water pipe is not directly inserted into the bottom of the partition, the solution is to directly insert the pipe deeper into the bottom of the partition, approximately 1.5cm.
If the rubber sealing ring at the leak location is aged, damaged, or misaligned. Solution: Tighten the bolts that directly connect the barrier at the leak location to the correct position; align or replace the barrier if necessary.
If the water filter cartridge interface is broken, causing leakage, the solution is to replace the cartridge. In addition to ultrafiltration, all other damaged cartridges can be temporarily replaced with carbon filter cartridges.