TROUBLESHOOTING
Prodigi™ ▪ Operator’s Manual ▪ MN-47965 ▪ Rev 1 ▪ 5/23
119
E-88 1 - Heater Lower gas ignition failure 1. Power down control using on/off icon.
2. Cycle power to the oven either by
unplugging the unit or turning off the
breaker.
3. Inspect the top of oven for anything
blocking the exhaust flue of the oven.
4. Make sure the ventilation hood is turned on
and working properly.
5. Make sure the gas line is properly
connected to the unit and the gas shut off
valve is in the open position.
6. Resume cook operation. If error reappears
turn the oven off, shut off the gas supply to
the oven and immediately contact service
provider.
E-90 1 - Heater Gas blower failure (upper) 1. Power down control using on/off icon.
2. Cycle power to the oven either by
unplugging the unit or by turning the main
power switch off and then back on.
3. Resume use of oven. If error reappears
contact a service provider.
E-90 1 - Heater Lower gas blower failure 1. Power down control using on/off icon.
2. Cycle power to the oven either by
unplugging the unit or by turning the main
power switch off and then back on.
3. Resume use of oven. If error reappears
contact a service provider.
E-93 8 - Control Board State synchronization error between the
interface board and control board
1. Clear error by pressing the check mark on
the display to accept the error.
2. If the error persists contact Alto-Shaam
Technical Support.
E-94 10 - Control Board
Communications
Communication error between Interface
Board and Control Board
1. Power down control using on/off icon.
2. Cycle power to the oven either by
unplugging the unit or by turning the main
power switch off and then back on.
3. Resume use of oven. If error reappears
contact a service provider.
E-94 2 - Convection fan VFD (upper) communication error 1. Power down control using on/off icon.
2. Cycle power to the oven either by
unplugging the unit or by turning the main
power switch off and then back on.
3. Resume use of oven. If error reappears
contact a service provider.
E-94 2 - Convection fan Lower VFD communication error 1. Power down control using on/off icon.
2. Cycle power to the oven either by
unplugging the unit or by turning the main
power switch off and then back on.
3. Resume use of oven. If error reappears
contact a service provider.
E-102 59 - Ventless hood Ventless hood filter Fault 1. Check if filters are installed.
2. Check if filters are clogged.
3. Check operation of hood fan.
Code Component Description Troubleshooting steps
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