Delfield T20C, T40, T5, T24C, T14D Blackout alarm ALL, Compressor preventive maintenance alarm ALL

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Excessive temperature alarm (ALL 11)

(only during storage) cell probe constantly detects a temperature greater than the sum of positive or negative storage set points with relative alarm delta.

Blackout alarm (ALL 12)

(only during storage) after the return of power the cell probe detects a temperature greater than the sum of positive or negative storage set points with relative alarm delta. This alarm is disregarded if the storage probe is already in alarm status.

Compressor preventive maintenance alarm (ALL 13)

Compressor operating time is a whole multiple of hours set under password.

Temperature not reached in set time alarm (ALL 14)

Blast chilling by temperature has lasted longer than the time set for Timeout

Store the alarm in HACCP memory

Chilling cycle continues.

Activated (3 seconds, then a pause of 30 seconds) until the mute button is pressed.

Alternates message “ALL 14” with standard display

Alarm relay: Not activated.

Press the mute push-button (with beeper off).

Alternatively, switch off the panel then turn it back on (stand-by).

Keyboard/membrane alarm (ALL 15)

A pressed push-button has been detected when panel is switched on.

All keys are disabled.

All relays are disabled. All inputs are disregarded. The LED indicator of the pressed button flashes.

Activated (3 seconds, then a pause of 30 seconds) until the mute button is pressed.

Alternates message “ALL 15” with standard display

Switch off the panel then turn it back on (stand-by).

The appliance cannot be used until this alarm has been removed.