Ovention MiSA-a12, Инструкция по установке, эксплуатации и обслуживанию

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Form No. OVMISAM-0321
22
To avoid serious injury or death, read all
IMPORTANT SAFETY INFORMATION
at the front of this manual.
IMPORTANT NOTE
Many of the service procedures in this section require removal
of insulation to access the parts. All illustrations are shown with
insulation removed for clarity.
Vent Tube
Testing/Troubleshooting
WARNING! Completely shut down and unplug oven
before proceeding. Refer to “Shutdown” procedure.
• Inspect the vent tube. If the vent tube or its mounting
screws are damaged or broken, replace as necessary.
Replacement Procedure
1. Completely shut down and unplug the oven. Refer to the
“Shutdown” procedure in the OPERATION section.
2. Remove the element access panel. Refer to the “Removing
the Element Access Panel” procedure in this section.
3. Cut away the insulation from around the vent tube.
4. Remove two (2) 1/4″ hex screws that secure the vent tube
to the element mounting plate, and remove the vent tube.
5. Install the new vent tube by reversing the steps above.
Element
Mounting Plate
Vent Tube
Screw Hex
Screw
SERVICE PROCEDURES
Heating Element
Test Procedure
• Navigate to the Diagnostics screen and touch “Check
Components”. Toggle on each heater independently to
verify that each heater turns on and pulls amperage.
DANGER! Completely shut down and unplug oven
before proceeding. Refer to “Shutdown” procedure.
• Disconnect both lead terminals, and check for resistance.
The ohm reading should be between 23 and 26 ohms.
Replacement Procedure
1. Completely shut down and unplug the oven. Refer to the
“Shutdown” procedure in the OPERATION section.
2. Remove the element access panel. Refer to the “Removing
the Element Access Panel” procedure in this section.
3. Cut away the insulation from around the element mounting
plate.
4. Remove two (2) 1/4″ hex screws that secure the vent tube
to the element mounting plate, and remove the vent tube.
5. Follow the element wires to the relay and terminal block
lever nuts, and remove the wires.
6. Remove four (4) 1/4″ hex screws that secure the element
mounting plate to the element housing.
7. Carefully pull the heating element straight out of the
element housing.
8. Install the new heating element by reversing the steps
above. Make sure to install the vent tube on the new
element.
Element
Housing
Hex
Screw
Heating
Element
Vent Tube