78
Group Value Displayed Failure Code Definition Setting Criteria
Door Board
500 thru 599
F500 0 5 0 0
Can't reach Target Hot Water Temp.
Hot Water time limit expires and temperature not
reached.
F501 0 5 0 1
No pulses/flow meter signal during Dispense.
F502 0 5 0 2
Flow meter pulsing with no water dispensing.
Wait 1 minute after a dispense is over before running
this diagnostic
F503 0 5 0 3
Ice/water stops dispensing based on time (7 Minute
Timeout).
If the Dispense stops due to timeout
F504 0 5 0 4
Can't Fill Hot water Tank
Hot water fill time expires without tripping the level
sensor.
F505 0 5 0 5
Overcurrent Flag1 Tripped
F506 0 5 0 6
Overcurrent Flag2 Tripped
Recess, Mullion or Fill Tube Heater
F507 0 5 0 7
Cold Water Cup Switch Input
missing
message is received and 30 seconds
later the Cup Switch input is still not present
F508 0 5 0 8
Cold Water Cup Switch Input
present
Cup Switch input is present for 30 seconds and no
Cup Switch message
has been received
F509 0 5 0 9
Hot Water Cup Switch Input
missing
Hot Water message is received and 30 seconds later
the Cup Switch input is still not present
F510 0 5 1 0
Hot Water Cup Switch Input
present
Cup Switch input is present for 30 seconds and no
Cup Switch message
has been received
F511 0 5 1 1
Door board Ice Mold Temp Invalid.
F512 0 5 1 2
Door board Ice Box Invalid.
F513 0 5 1 3
HotWater1 Thermistor Invalid.
Thermistor temps do not match
F514 0 5 1 4
Thermistor Invalid.
F515 -
F599
0 5 1 6 – 0 5 9 9
Door Board for Future Expansion.
Door Board Failure Codes
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