What to do if Alto-Shaam 1200-SK Oven shows under-voltage error?
- AAllison RamirezAug 26, 2025
If your Alto-Shaam oven displays an under-voltage error, it indicates that the supply voltage is incorrect. Correct the supply voltage to fix the problem.

What to do if Alto-Shaam 1200-SK Oven shows under-voltage error?
If your Alto-Shaam oven displays an under-voltage error, it indicates that the supply voltage is incorrect. Correct the supply voltage to fix the problem.
Why is my Alto-Shaam Oven showing unit over temperature?
If your Alto-Shaam oven is showing a unit over temperature error, it's because the cavity sensor has been over temperature for too long. This could be due to: 1. The cooling fan not operating. 2. Installation clearance requirements not being met.
Why is my Alto-Shaam Oven showing unit under temperature?
If the Alto-Shaam oven displays a unit under temperature message, this is due to the cavity sensor being under temperature for too long. In this case, you should troubleshoot the heating elements.
What causes PCB over temperature in Alto-Shaam Oven?
PCB over temperature in your Alto-Shaam oven means the PCB board temperature sensor is over 70° C. This can be caused by: 1. Cooling fan not operating. 2. Installation clearance requirements not met.
What does it mean when the Alto-Shaam 1200-SK Oven cavity probe is shorted?
If the cavity probe is shorted in your Alto-Shaam oven, it means a short circuit has been detected on the sensor wires, and this will halt any active program. The issue may be with the sensor connection, the sensor itself, or the control board.
What does it mean when the Alto-Shaam Oven cavity probe is open?
If the cavity probe is open in your Alto-Shaam oven, it indicates an open circuit has been detected on the sensor wires, which will stop any active program. Check the sensor connection, the sensor itself, and the control board.
What to do for Probe 1 short circuit in Alto-Shaam Oven upper compartment?
If your Alto-Shaam oven displays a 'Probe 1 short circuit, upper compartment' error, it means a short circuit has been detected on the sensor wires. Check the sensor connection circuit in the upper compartment, the sensor compartment itself, and the control board.
What to do for Probe 1 open circuit in Alto-Shaam 1200-SK upper compartment?
If your Alto-Shaam oven displays a 'Probe 1 open circuit, upper compartment' error, it means an open circuit has been detected on the sensor wires. Inspect the sensor connection circuit in the upper compartment, the sensor compartment itself, and the control board.
What to do for Probe 1 short circuit in Alto-Shaam 1200-SK Oven lower compartment?
If your Alto-Shaam oven displays a 'Probe 1 short circuit, lower compartment' error, it indicates a short circuit has been detected on the sensor wires. Check the sensor connection circuit in the lower compartment, the sensor compartment itself, and the control board.
What to do for Probe 1 open circuit in Alto-Shaam 1200-SK Oven lower compartment?
If your Alto-Shaam oven displays a 'Probe 1 open circuit, lower compartment' error, it means an open circuit has been detected on the sensor wires. You should inspect the sensor connection circuit in the lower compartment, the sensor compartment itself, and the control board.
| Brand | Alto-Shaam |
|---|---|
| Model | 1200-SK |
| Category | Oven |
| Language | English |
A checklist for ensuring the installation site meets all requirements before oven installation.
Details electrical, WiFi, and site conditions for installation readiness.
A checklist for the technician to complete during the installation process.
Guides on installing the oven, including requirements and specifications.
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Detailed electrical specifications (V, Ph, Hz, AWG, A, Breaker, kW, Plug) for various oven models.
Critical warnings regarding electrical connections and grounding.
Guides on connecting the oven's electrical wiring.
Critical warnings about electrical safety, grounding, and rating tags for wiring.
Step-by-step guide for connecting the electrical wiring to the oven.
Details on connecting wires to circuit breakers and securing the cord grip.
Guides users on powering the oven on and off using the controls.
Guide to selecting and cooking food using pre-programmed recipes.
Steps for cooking and holding food by time in manual mode.
Guide to cooking food using probes in manual mode.
Steps for holding food using probes after cooking.
Guide to performing hot smoking using manual mode with specific steps.
Step-by-step guide for performing cold smoking.
Guides on creating custom recipes by setting parameters.
Steps to create a custom recipe by entering temperature, time, and other parameters.
Procedures for editing, copying, or removing existing custom recipes.
Step-by-step guide to transfer recipes from a USB drive to the oven.
Confirms the recipe loading process and how to remove the USB drive.
Instructions for saving recipes from the oven onto a USB drive.
Confirms the recipe saving process and how to remove the USB drive.
Guide to updating the oven's software using a USB drive.
Guides on how to modify various oven settings.
Guide to accessing and viewing the oven's system, serial, and software information.
Steps to download HACCP data from the oven to a USB drive.
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Continues listing error codes, causes, and remedies for Deluxe Control ovens, including USB errors.
Lists remaining Deluxe Control error codes related to temperature, voltage, communication, and high limits.
Outlines the manufacturer's warranty coverage and periods for parts and labor.
Lists conditions and actions that void the warranty coverage.
Final warranty terms, limitations, and responsibility for water quality and maintenance.











