Norcold N500 Service Manual page 56

Screen Erase Fault History Data
Screen 6 provides a way to erase stored fault history from
memory. To erase stored fault history:
1. Press and hold the
display.
2. Release the button when
TEMP SET
display.
3. Wait five seconds.
4. Press and hold the
display again.
Press the button to bring up screen 7.
MODE
Screen Power Board Inputs
Screen 7 displays "live" power board inputs using lighted
LED segments. The illustration below provides "live" inputs
information and assigned LED segments. If a power
board input is active or "live", its assigned LED will
light.
Sensing burner flame
Press the button to bring up screen 8.
MODE
Refrigerator Service Manual
button when and
TEMP SET
and
button until and
TEMP SET
Thermistor sensing
2 3
fin temperature
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Screen Power Board Outputs
Screen 8 display "live" power board outputs using lighted
LED segments. The illustration below provides "live"
outputs information and assigned LED segments. If the
power board output is active or "live", the assigned
LED will light.
AC power to ac heater
1
4
6
Press the button to bring up screen 9.
MODE
Screen Power Board DC Voltage Status
Screen 9 display power board dc voltage status using
lighted LED segments. The illustration below provides dc
voltage status and assigned LED segments. If dc voltage
at the power board within normal range (10.5 to 15.4
Vdc), LED segment 4 will be on.
1
4
7
Press the button to return to screen 1.
MODE
DC power to gas valve
DC power to ignition circuit
DC voltage higher than 15.4 volts
DC voltage normal
DC voltage lower than 10.5 volts
N500/N510 Models
53