after cleaning with vinegar, my ice tastes weird or like plastic. how do i get rid of the taste?

Diagnosis

The "plastic" or "chemical" taste you are experiencing after a vinegar descale on your NEWBULIG Portable Ice Maker is caused by residual acetic acid trapped in the internal water conduits and the evaporator pins. Because this machine uses a small internal pump to move water over the cooling rods, vinegar can pool in the low points of the tubing or cling to the porous surfaces of the plastic reservoir. If the rinse cycle was insufficient, the vinegar reacts with the plastic components or simply concentrates as the water freezes, intensifying the sour or synthetic flavor in the final ice cubes. You can confirm this is the issue if the first few batches of ice taste stronger than the subsequent ones, or if you notice a faint vinegar scent when you open the lid. In some cases, if a high concentration of vinegar was used without enough dilution, it can temporarily strip the lubricants from the internal seals, leading to a "plastic" leaching taste that persists until the system is fully flushed with fresh, alkaline-neutral water.

How to Fix It

To completely purge the system of vinegar and chemical odors, follow this deep-flush protocol:

1. Empty the ice basket and remove any remaining ice cubes. Wipe the interior of the basket and the area around the 9 evaporator pins with a clean, lint-free microfiber cloth dampened with distilled water.
2. Fill the water reservoir to the "MAX" line using filtered or distilled water. Do not use tap water for the first flush, as minerals can bond with residual vinegar and create a cloudy film.
3. Turn the machine on and allow it to complete one full cycle of 9 bullet ice cubes. Once the "Ice Full" light triggers, dump the entire batch into the sink. Do not consume this ice.
4. Repeat the filling and dumping process three more times. This ensures that the internal pump has pushed out all stagnant vinegar from the lower tubing.
5. Perform a "Static Soak": Fill the reservoir with clean water and let it sit for 30 minutes without running the machine. This allows any clinging residue on the plastic walls to dissolve. Drain this water and run one final ice cycle.
6. Wipe the exterior handle and the lid seal with a damp cloth, as vinegar fumes can settle on the plastic rim and contaminate new batches of ice.

If That Didn't Work

• Baking Soda Neutralization: If the sour taste persists, mix one tablespoon of baking soda into a full reservoir of warm water. Run this mixture through one cycle. The alkaline nature of the baking soda neutralizes the acidic vinegar residue. Follow this with two fresh water rinses to remove the salty taste of the soda.
• Activated Carbon Filter Swap: If you are using an external water filtration pitcher to fill the machine, replace the filter. Sometimes the "plastic" taste is actually the filter reacting to the change in water pH after a cleaning cycle.
• Deep-Clean the Sensor: Use a cotton swab dipped in clean water to wipe the "Ice Full" sensor (the small plastic protrusion). If vinegar residue is on the sensor, it can cause the machine to cycle incorrectly, leaving water to stagnate longer than usual.
• Air-Dry Cycle: Leave the lid open and the reservoir empty for 24 hours. This allows any trapped moisture in the internal crevices to evaporate, taking the volatile vinegar odors with it.

Heads Up

• Avoid using concentrated white vinegar; always dilute it 1:1 with water to prevent the acid from degrading the plastic seals and causing that "plastic" taste.
• Only use the "Auto-Cleaning" function with water or a mild citric acid solution; avoid using bleach or harsh detergents, as these will permanently permeate the plastic and cannot be rinsed out.
• To prevent future buildup, run a fresh water rinse every 7 days, even if you aren't doing a full descale.
• Always use filtered water to prevent calcium deposits from trapping cleaning chemicals against the evaporator pins.