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Troubleshooting
Refer to this table to correct minor issues before calling for service.
Error codes
* For an E1 error resulting from not enough water flow to the dishwasher,
the dishwasher will beep for 1-3 minutes prior to displaying the error
code.
CODE MEANING POSSIBLE CAUSE
POSSIBLE SOLUTION
E1* Either the water flow
is insufficient, or the
water pressure from
the incoming line is
too high
• Faucet is not opened
• Water pressure is too
low
• The drain hose is
plugged.
• Other (parts failure
of inlet or drain
system).
• Make sure that the
water is turned on to
the dishwasher.
• Make sure that the
water pressure is
20~80 psi.
• Check the drain hose.
•Contact Customer
Service.
E4 Overflow or leak
sensor activated
•A leak
• Too much water in
the tub
Turn off water to the
dishwasher, then check
the filter system for
blockage. Unblock if
necessary.
If there is no water in the
tub, contact Customer
Service
Ed Communication
exception or issue
The display board can’t
receive or the main
board can’t send a signal
for over 20 seconds
Contact Customer
Service.
Note: After resolving an error code issue, cycle the power on the dishwasher
using the power button on the dishwasher control panel. If the error code
persists, you may need to cycle the power to the dishwasher by resetting the
circuit breaker that powers the dishwasher.
Important:
• If an overflow occurs, turn off the main water supply before calling for service.
• If there is water in the base pan because of an overfill or small leak, the water
should be removed before restarting the dishwasher.
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