Bunn JDF-4S - Circuit Board LED Indicators (JDF-4 S;Late JDF-2 S)

19
FIG 19 JDF-4S
FUNCTION LIST (Continued)
3
1
2
4
5
P3845
Circuit Board LED Indicators - JDF-4S and Late Model JDF-2S
LED # LED Color Illuminates:
1 Bath Red When bath temperature is above 34 degrees F.
Flashes slowly when compressor is in a 6 minute delay period.
Open bath thermistor circuit will flash #1 and #2 LED’s 1 time every 3
seconds. The compressor will not run under this condition.
Shorted bath thermistor circuit will flash #1 and #2 LED’s 2 times every 3
seconds. The compressor will not run under this condition.
2 Bath Green When bath temperature is below 34 degrees F.
3 Green When the compressor should be ON.
4 Cabinet Red When the cabinet temperature is above 50 degrees F.
Flashes slowly when cabinet temperature exceeds 50 degrees F for 4
hours. Dispense functions are locked out under this condition. Power
down the dispenser to reset.
Flashes rapidly if dispense is attempted in lockout condition.
Open cabinet thermistor circuit will flash #4 and #5 LED’s 1 time every 3
seconds.
Shorted cabinet thermistor will turn #4 and #5 LED’s on steady.
*This mode disables the cabinet low temperature lockout fault.
5 Cabinet Green When cabinet temperature is below 50 degrees F.
44744.2 110813