Owner manual

78
Display Codes and Definitions
Temperature Display Adjustment - (For Service Technicians Only)
The illustrations below show the codes that may appear on the temperature displays.
START-UP
OPERATION
VERIFICATION
ERROR
1 2
43
E
E flashes and bar is blank.
1. Verification operation is complete
for the display.
Press the RESET button
on the display board to exit mode.
CAL
CAL displayed and bar is blank:
1. Display is in the verification
mode.
Press the RESET button
on the display board to exit mode.
EEE
EEE displayed and bar is blank:
1. Display is in the verification
mode but the thermister
was not unplugged
prior to verification.
160
160 displayed and bar is blank:
1. Display verification in process.
The meter should flash “E”
when the TEST button
is released.
Numbers and bar are blank:
1. Main power or dishwasher OFF.
2. Tank temp. below 70°F/21°C.
Turn power OFF, then ON to check
display segments.
E
E displayed and bar is blank:
1. Thermister is open or shorted.
Troubleshoot the thermister
circuit connected to the display.
Number and bar LEDs cycle:
1. This is the Display segment test
when the dishwasher power
is turned ON.
Check for defective LED
segments during the test.
HHH
HHH displayed and entire the bar is lit:
1. The temperature in the tank has
exceeded 210°F/99°C.
Reset the hi-limit thermostat, then
adjust or replace the temperature
control thermostat.
215
ALL Digital Displays
Numbers indicate between 70-209°F
or 21-99°C; and the bar is illuminated
left-to-right, from yellow to green:
1. Normal display operation.
2. Displaying temperature.
NOTE:
The final rinse display may indicate a temperature
less than a minimum of 180
°F/82°C during
the wash cycle. This is normal, but during the
final rinse cycle (when the pressure gauge indicates
a flowing pressure of 20-22 PSI), the final rinse
temperature display will read between
180-195
°F/82-91°C.