Issue:
During PDI, watermark (non-sagging, dirt, etc.) appears on the surface of the body paint after tearing off the body protection film.
Cause:
Water vapor enters the clear coat surface and produces white marks
Action:
Step 1: After the vehicle is left at room temperature for 48 hours, observe whether the phenomenon disappears. If it does not disappear, proceed to Step 2;
Step 2: Use a heating gun or NIR lamp to heat it appropriately. The recommended temperature range is 60-80 ° C. Observe whether the phenomenon disappears; if it does not disappear, proceed to Step 3;
Step 3: Submit TA.