ELECTRIC COMBI OVENS - SERVICE PROCEDURES AND ADJUSTMENTS

 

CONVECTION FAN MOTOR

CONVECTION FAN

VALUE

 

 

MOTOR TYPE

POSITION 1

POSITION 2

 

 

(MINIMUM)

(MAXIMUM)

 

 

 

1 motor Leroy-Somer

8

55

(Hanning)

 

 

 

 

 

1 motor Brook-Crompton *

8

60

 

 

 

2 motors Leroy-Somer

46

120

(Hanning)

 

 

 

 

 

2 motors Brook-Crompton

30

90

 

 

 

1 motor Leroy-Somer

 

 

(Hanning) and 1 motor

38

105

Brook-Crompton

 

 

 

 

 

NOTE: (*) Ovens are shipped from the factory with this motor and the oven control is configured accordingly.

The values correspond to the current limits only and are not the actual current draw of the motor.

11.If all the values have been entered correctly, press the START key to save the configuration settings and exit the configuration mode. To review or change a configuration value press the TIME key to return to step 1.

DIAGNOSTIC TEST MODE -

MANUAL CONTROLS

The test mode can be entered only when the oven is

OFF.

The test are performed in a fixed sequence of:

1.Displays and LED’s

2.Selector switch, keypad and adjustment knob.

3.Relays (relay on for max. of 2 seconds).

To Perform:

1.To enter the test mode press the START and TEMP keys simultaneously for 4 seconds.

2.The DISPLAY and LED test consists of flashing all displays and LED’s while the buzzer sounds. In the temperature display, all the individual display segments and the word “test” will flash intermittently. Verify all the displays and LED’s are flashing. This test will continue until the START key is pressed and held for 1 second to advance to the next step.

3.The word “test” is displayed in the temperature display and 10 (start button keypad no.) is displayed in the “time” display. The KEYPAD test consists of rotating the selector switch clockwise through each position, pressing each button on the keypad and rotating the adjustment knob clockwise then counterclockwise to check the functionality of each.

With each successful selection, the corresponding number is displayed in the temperature display. For the adjustment knob, an upper or lower dash line will be displayed (depending on rotation). See table below.

Verify that all knob positions and keypad buttons are functioning properly. When satisfied, press and hold the START key for 4 seconds to advance to the next step.

SWITCH/ KEYPAD/KNOB

POSITION

NO./DASH

 

 

LINE

 

 

 

SELECTOR SWITCH

OFF

0

 

 

 

SELECTOR SWITCH

HOT AIR

1

 

 

 

SELECTOR SWITCH

STEAM

2

 

 

 

SELECTOR SWITCH

COMBI

3

 

 

 

SELECTOR SWITCH

COOL DOWN

4

 

 

 

SELECTOR SWITCH

DE-SCALE

5

 

 

 

KEYPAD BUTTON

TIME

6

 

 

 

KEYPAD BUTTON

PROBE

7*

 

 

 

KEYPAD BUTTON

TEMP

8

 

 

 

KEYPAD BUTTON

DOOR

9

 

 

 

KEYPAD BUTTON

START

10

 

 

 

KEYPAD BUTTON

COMBI

12*

 

 

 

KEYPAD BUTTON

VENT

13*

 

 

 

ADJUSTMENT KNOB

ROTATE CW

“—“

 

 

 

 

ADJUSTMENT KNOB

ROTATE CCW

“—“

 

 

 

 

 

NOTE: Asterisk (*) indicates not available on standard

manual controls.

 

 

 

 

 

4.The word “test” will still be displayed in the temperature display. The RELAY test consist of selecting a particular relay by its code number (01 to 11) with the adjustment knob and pressing the TEMP key to energize the relay for a maximum of 2 seconds. See table below. Verify that each selected relay (K1 to K10) is functioning. The status of the relay output (0 or

1)will be displayed in the left side of the temperature display. When satisfied, press and hold the START key for 1 second to advance to the next step.

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Vulcan-Hart VCE20F 126173, VCE20H 126172, VCE10H 126178, VCE6H 126177 service manual Diagnostic Test Mode Manual Controls, Off
Page 27 Page 29

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.

Similarly, the VCE10H 126178 is a compact yet powerful option that accommodates smaller kitchens while still delivering outstanding performance. Its energy-efficient design minimizes power consumption without sacrificing output. The stainless steel construction ensures durability and easy maintenance, making it a reliable choice for busy culinary environments.

The VCE6H 126177 model is another compact oven designed for limited spaces while providing exceptional cooking capabilities. With its robust heating elements and efficient airflow system, it excels in baking and roasting tasks. Additionally, it features a user-friendly interface that simplifies the cooking process, enabling staff to focus on food quality and service speed.

The VCE20F 126173 stands out with its innovative technology, integrating a focused heating system that enhances cooking consistency and reduces cooking times. Ideal for frying, roasting, and baking, this model incorporates advanced safety features like automatic shut-off and temperature monitoring, ensuring a safe cooking environment.

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.
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