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FAQ
Mugs & Tumblers
- Hot water leaks.
- The contents get cool too easy.
- The stopper is too tight and difficult to open.
- Can’t push the open button.
- Inside the main body (the inner container) has changed color
- There is damage on the rubber gasket or resin finished parts.
- Keeping warm or cool doesn’t work.
- A bad smell comes out of the inner container or the stopper.
- Other miscellaneous abnormalities or problems.
- Hot water leaks.
- * Did you put hot water or water more than the full measurement line or more than per instructions.
--> Reduce the contents.
* Is there anything inside the middle stopper?
* Did you put in too much contents?
--> Reduce the contents.
* Did you put in the rubber gasket in proper position?
--> Follow the instructions and reset the gasket.
* Did you set the middle stopper in proper position?
--> Please reset the stopper.
* Did you set the holder and the holder-keeper in proper position?
--> Please review instruction manual and try to set in collect position.
* Have you ever used scalder into the middle stopper, or dishwasher or dryer?
--> It probably the middle stopper is damaged; if so, you need to purchase the parts. Contact customer service.
* Are there middle stopper or rubber packing parts or such articles of consumption?
--> The rubber packing parts and resin finished parts which touch hot water or steam are articles of consumption. So that when you are using it, they may get damaged. Also changing some inner parts is not easy for the customer. Please make inquiries. Rubber packing parts and resin finished parts have passed food sanitation laws, so feel relieved and at ease.
* Have you dropped it or given it a hard shock?
--> Checking is necessary so please make inquiries.
- The contents get cool too easy.
- * Have you wash whole body?
--> Try this test:
1) Add hot water into the container
2) Wait for 2-3 min
3) Touch outer surface of body
4) If it is hot, vacuum insulation is not working.
--> Vacuum insulation is not repairable.
- The stopper is too tight and difficult to open.
- * Did you put in too much contents?
--> Reduce the contents.
- Can’t push the open button.
- * Did you put in dry ice or carbonated drinks?
- Inside the main body (the inner container) has changed color
- * Are there any “red spots like rust” or “rough things” adhered?
Note: the inner container is stainless steel so it should not grow rust; however, water quality and impurities, including stains like rust or calcium, may adhere.
--> Use citric acid (1tsp) and hot water into inner container then leave it 2 to 3 hours. Then wash it off with a soft brush/sponge and rinse well with water.
- There is damage on the rubber gasket or resin finished parts.
- * The rubber gasket and resin finished parts are contact with hot water or steam during the usage. The heat deteriorates these parts. These are consumer replaceable parts. Contact customer service.
- Keeping warm or cool doesn’t work.
- * Did you put in hot or cold contents?
Note: in a cold region, temperature retention may not work properly.
* Also did you put in an adequate amount of contents?
- A bad smell comes out of the inner container or the stopper.
- * Do you find any stains?
-->Remove gaskets and wash well.
-->Reduce the odor: Use citric acid (1 tsp) and hot water into inner container and then leave the container about 2-3 hours.
* Did you leave the drinks inside for long hours?
-->Reduce the odor: Use citric acid (1 tsp) and hot water into inner container and then leave the container about 2-3 hours.
- Other miscellaneous abnormalities or problems.
- * Contact customer service