ELECTRIC COMBI OVENS - TROUBLESHOOTING

SYMPTOM

 

POSSIBLE CAUSES

 

 

 

Temperature display for cavity or cooking

1.

Cavity temperature probe (thermocouple) shorted.

probe does not change after starting a cook

2.

Oven cavity not heating - check incoming voltage.

cycle.

3.

Contactor(s) malfunction. See “HEATING MODE AND

 

 

 

CAVITY FAN SPEEDS” under “ELECTRICAL

 

 

OPERATION”.

 

4.

Heating element(s) inoperative.

 

 

 

Cooking probe temperature displays “32” in

1.

Product temperature is below 35°F. Once product warms,

the time display. After approximately 10

 

correct temperature will display.

minutes, “00"or “32” flashes and the buzzer

2.

Cooking probe.

sounds intermittently. Oven will not operate

 

A. Damaged probe or thermocouple lead wire open.

in probe mode.

 

 

B. Board connection loose or connector not inserted

 

 

 

 

onto board properly (mis-aligned).

 

 

C. Thermocouple lead wires reversed. When heating,

 

 

cavity temperature will appear to decrease for

 

 

several seconds, then “32" will display.

 

3.

Incorrect cooking probe in use. Ensure the cooking probe

 

 

is not a thermistor type by checking its resistance. If

 

 

resistance measures approximately 110 ohms at 70-80°F

 

 

then do not use.)

 

 

 

Temperature display flashes current cavity

1.

Door not completely shut or handle not in the closed

temperature but oven will not heat or

 

position.

produce steam.

2.

Door reed switch malfunction.

 

3.

Oven control board malfunction.

 

 

 

Cavity cooking temperature is lower than

1.

Cavity temperature probe(s) (thermocouple) shorted.

actual temperature displayed.

2.

Incorrect temperature probe in use.

 

 

A. Cavity thermocouple not the correct type.

 

 

B. Ensure the temperature probe is not a thermistor

 

 

type by checking its resistance. If resistance

 

 

measures approximately 110 ohms at 70-80°F then

 

 

do not use.

 

3.

Software revision level not current. Determine the current

 

 

version and obtain an update if available. See

 

 

“CONFIGURATION MODE - PROGRAMABLE

 

 

CONTROL” or “CONFIGURATION MODE - MANUAL

 

 

CONTROLS” under “SERVICE PROCEDURES”AND

 

 

ADJUSTMENTS”.

 

 

 

Button(s) on keypad inoperative

1.

Display/Keypad board malfunction. Verify keypad is

(programmable control).

 

functioning properly. See “DIAGNOSTIC TEST MODE” -

 

 

PROGRAMABLE CONTROL” under “SERVICE

 

 

PROCEDURES AND ADJUSTMENTS”.

 

2.

If keypad test is inaccessible, the oven control board may

 

 

not be properly mounted to the front panel. If the

 

 

mounting washers are stacked too high or the weld studs

 

 

have excessive flash, the oven control board will be

 

 

positioned to far from the keypad to actuate the buttons

 

 

when pressed.

 

 

 

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Vulcan-Hart VCE10H 126178, VCE20H 126172, VCE6H 126177 Configuration Mode Programable, Procedures and Adjustments

VCE10F 126179, VCE20F 126173, VCE6H 126177, VCE10H 126178, VCE20H 126172 specifications

The Vulcan-Hart VCE series consists of several efficient and powerful cooking equipment models, including the VCE20H 126172, VCE10H 126178, VCE6H 126177, VCE20F 126173, and VCE10F 126179. These models are designed to meet the rigorous demands of commercial kitchens and food service operations.

The VCE20H 126172 is a versatile convection oven that offers a spacious cooking capacity, making it ideal for establishments with high-volume cooking needs. Its dual fan system ensures even heat distribution, which results in perfectly cooked dishes every time. This model features a digital control panel that allows for precise temperature adjustments and programmable cooking settings, enhancing overall operational efficiency.

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Lastly, the VCE10F 126179 is perfect for establishments seeking a combination of performance and versatility. This model offers various cooking modes, allowing chefs to experiment with different techniques seamlessly. Its compact size makes it a great fit in kitchens with limited space, while the commercial-grade specifications guarantee long-lasting operation.

In conclusion, the Vulcan-Hart VCE series, featuring models like the VCE20H, VCE10H, VCE6H, VCE20F, and VCE10F, encompasses a range of options suitable for diverse commercial cooking needs. Each model is built with advanced technologies, emphasizing efficiency, safety, and durability, making them ideal choices for any professional kitchen. The carefully designed features of these ovens not only enhance cooking quality but also improve workflow, making them essential kitchen tools for culinary excellence.