HI. this code represents a Long Drain issue.
If the drain time exceeds 8 minutes, the water valves are turned off and F02 is flashed.
Press PAUSE/CANCEL twice to clear the display.
NOTE: After 4 minutes the “Sud” error will be displayed, then 4 minutes later the F02 error code will be displayed.Potential Causes
• Check the drain hose and make sure it is not plugged or kinked
• Check the electrical connections at the pump and make sure the pump is running.
• Check the drain pump filter for foreign objects(Actual drain filter location and procedure below)
• If the above does not correct the problem replace the pumpHow to Check your drain pump filter for foreign objects:
Most likely, this issue will be the cause of a clogged drain filter. Use my procedure below to help locate and clean this filter.
First, you will need to unplug your unit and shut off the rear water faucets that feed the unit.The pump has a clean out filter located at the front, behind the lower section of the front panel, that allows for the removal of large objects that may have passed from the basket. You will need to remove the front panel to access this large object filter device. Now, Once you have located the drain filter cap; Push twits and pull out the filter cap that is visible. Clear out any debris and wipe the filter and the surrounding area with a mild detergent. If needed, wear gloves and use vinegar or bleach to remove odors, mold and mildew. Rinse the parts completely, if possible. Next; Remove the drain hose and clean it with a mild detergent or warm water. If necessary, again use vinegar or bleach to remove odors and mildew. Completely purge this hose. Once the drain hose has been purged, Reconnect the drain hose and filter. Next; Place the front panel back on the unit. Reconnect the inlet hoses and plug in the unit and turn it back on for a test run. If the cleansing dose not produce positive results, replace the drain pump.Click here to access service manual for your unit.
The actual component access procedures dealing with this issue will be on page 3-10 in the manual provided under the title"PUMP MOTOR"
. Front door and panel removal procedures are also described in this manual. This will start on page 4-1. Foucuse on pages 4-3 and 4-4 for front panel removal to access the drain pump and filter assembly.