Display/Led Test; Safety Relay; Chamber Temperature Sensor; Safety Temperature Sensor - NuAire NU-5510 Operation And Maintenance Manual

Once you have made your menu selection, you will remain within that menu selection until you exit the diagnostic
mode. If another menu selection is desired, you must re-enter the diagnostic mode via the hidden key.
To exit the function parameters, press the hidden key (flag on NuAire logo).

1 - Display/LED Test

This function will turn all individual LED's and value
segments on, sequentially turn them all off, and repeat
the sequence until another function is selected.

2 - Safety Relay

This function shows the current state of the safety relay.
The CO percent display will show "yes" or "no"
2
corresponding to the relay condition.
The state can be changed by pressing ▲▼.

3 - Chamber Temperature Sensor

This function shows the current value of the chamber control
temperature sensor, on the CO
allows the chamber heater to be turned on at different percentages
(0, 25, 50, 75, 100) flashing the temperature display.
Use the ▲ ▼ to change the percentage of power to the heaters.

4 - Safety Temperature Sensor

This function shows the current value of the safety temperature
sensor, on the CO display. This function also allows the chamber
2
heater to be turned on at different percentages (0, 25, 50, 75, 100)
flashing the temperature display. Use the ▲ ▼ to change the
percentage of power to the heaters.
5 - CO Inject Valve
2
This function shows the current state of the CO
The temperature percent display will show "on" or "off" corresponding
to the valve condition. The CO
that the sensor detects.
6 - Chamber Fan
This function shows the current state of the chamber fan.
The CO percent display will show "on" or "off" corresponding
2
to the fan condition.
OM0135
display. This function also
2
inject valve.
2
display shows the percent of CO
2 2
27
ALL LIGHTS