12.09.05 rev 1.0
37
42.
Fault Finding
Error Codes
The operator is informed of any abnormalities by a series of error messages that appear on the displays in code form. If the
abnormality prevents the use of the trolley, it is accompanied by an audible alarm. The error codes are fully explained together
with the possible causes and the suggested corrective action in the following table.
CODE EXPLANATION POSSIBLE CAUSE
F
Refrigeration filter alarm Refrigeration filter is dirty and blocked.
ACTION Remove and clean the filter carefully insert the filter back in to the holder ensuring that it is
fully home. Reset the trolley by switching refrigeration pad off and on
CO
Touch pads are locked. Incorrect code used.
ACTION Select required cycle and enter correct code by pressing touch pads cycle 2, 1, and 3 in that
order.
H1
Auto shut down of Refrigeration. Probe failure or loose connection.
ACTION Request Technical Assistance
H1
Auto shut down of Refrigeration.
Temperature has exceeded the safety limit of 190°C /
374°F.
ACTION Request Technical Assistance
H2
Auto shut down of Heated Top Plate. Probe failure or loose connection.
ACTION Request Technical Assistance.
H2
Auto shut down of Heated Top Plate.
Temperature has exceeded the safety limit of 190°C.
ACTION Request Technical Assistance.
H3
Auto shut down of all functions. Oven probe failure or loose connection.
ACTION Request Technical Assistance
H3
Auto shut down of all functions. Oven temperature has exceeded the safety limit of
190°C / 374°F.
ACTION Request Technical Assistance
L3
Oven set temperature has not been achieved
during the cycle.
Program set incorrectly.
ACTION Refer to the PROGRAMMING section to reprogram the trolley to the correct
Settings.
OL
Thermal Limit prevents the start of a
Regeneration cycle
Continuous use of a Regeneration cycle.
ACTION Allow the oven section to cool down below 60°C / 140°F then restart cycle
LO
Auto shut down trolley in safe mode. Electrical disturbances through power supply.
ACTION Reset the trolley, press touch pads cycle 2, 1 and 2 in that order, this will reset the trolley to
the standard default settings and allow it to be used. Refer to the PROGRAMMING section
to reprogram to your requirements.
LO
Auto shut down trolley in safe mode. Microprocessor battery discharged.
ACTION Request Technical Assistance
SC1
Cycle will not start Above set temperature in cold section
ACTION Wait until cold side temperature 10°C / 57°F (default setting) is achieved
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