How to troubleshoot no keypad input on a TurboChef TORNADO?
If the keypad on your TurboChef oven isn't responding, try these steps: 1. Check the keypad ribbon cable that connects to the I/O control board. If the cable or connection is faulty, replace the keypad. 2. If the cable and connection appear to be in good condition, then replace the I/O control board.
What does F5 Magnetron Over Temperature error mean on my TurboChef TORNADO?
If your TurboChef Oven shows an “F5: Magnetron Over Temperature” error, check for any obstructions blocking cool air from entering the oven, such as paper towels. Also, inspect the rear cooling fan exhaust guard for clogs and remove them.
What does F3 error mean on my TurboChef Oven?
If your TurboChef oven is showing an F3 error, it indicates low magnetron current. Ensure the K2 mechanical relay is functioning correctly.
What to do if my TurboChef TORNADO Oven is not cooking properly?
If your TurboChef Oven isn't cooking food correctly, several factors could be the cause. First, ensure the oven is clean, as grease, carbon, or food debris can interfere with microwave function. Clean the oven following approved cleaning instructions. Also, verify that the correct group and item name are selected for the product you're cooking. Make sure the food is in the correct starting state, such as chilled or frozen, before cooking. Finally, remove the food immediately after the cook cycle is complete.
Why is my TurboChef TORNADO not warming up properly?
Several reasons may explain why your TurboChef Oven isn't warming up correctly. Ensure the oven is turned on by pressing the “Oven On” soft key. Check that the cook chamber door is fully closed. If the oven was recently switched off at the main circuit breaker, press the “Back” key until the oven is in the Off state and leave it for two minutes. Unplug the oven for two minutes, then re-plug it in, switch on the main power supply, and press the “Oven On” soft key. If the issue persists, the cook cavity or idle IR set temperatures may be incorrect.
How to fix a TurboChef TORNADO Oven when the thermocouple reads an incorrect temperature?
If your TurboChef oven displays an incorrect temperature due to a thermocouple issue, follow these steps: 1. Check the connection of the thermocouple on the I/O control board. 2. If the connection is good, use an ohmmeter to check if the thermocouple is an open circuit. The cook cavity thermocouple should measure about 4-5 ohms, and the IR thermocouple should measure about 30-40 ohms. Measure at the I/O control board 40-pin connector. 3. If the thermocouple indicates an open circuit, replace the defective thermocouple. If the thermocouple is OK, replace the I/O control board.
What does error F1 mean on TurboChef TORNADO?
If your TurboChef Oven displays the error “F1: Blower Running Status Bad”, ensure that the wall circuit breaker is on and reset it if necessary. If that doesn't resolve the issue, place the oven in the Off State for two minutes, disconnect the plug for at least two minutes, then re-plug the oven and press the OVEN ON soft key.
Why is the blower motor not running when commanded in my TurboChef TORNADO?
If the blower motor in your TurboChef Oven isn't running when it should, here’s what you can check: 1. Confirm that the motor controller is receiving 208 or 240 VAC (USA) / 230 (Intl) / 200 (Japan) / 220 (Latin America) via pins 2 and 3. If this voltage is absent, rectify the wiring to the motor controller and inspect the fuses. 2. If the correct voltage is present, inspect the control wiring between the motor controller and the I/O control board, paying special attention to the low-voltage wire OR-9.
Why does my TurboChef TORNADO show F5: Magnetron Over Temperature error?
If your TurboChef Oven displays the error code 'F5: Magnetron Over Temperature', it indicates that the magnetron is overheating. Check for any obstructions blocking cool air from entering the oven, such as paper towels. Also, inspect the rear cooling fan exhaust guard for clogs and clean it if necessary.
How to troubleshoot no power to TurboChef TORNADO Oven?
If your TurboChef Oven has no power, there are a couple of things you can check: * First, make sure the oven is properly plugged into the outlet. * Second, check the main circuit breaker to see if it has tripped. If it has, reset the breaker and then power the oven back on.
General| Model | TORNADO |
|---|---|
| Ventilation | Ventless |
| Brand | TurboChef |
| Warranty | 1 year parts and labor |
| Category | Oven |
| Interior Dimensions | 16" W x 14.5" D |
| Power Requirements | 208-240V |
| Cooking Modes | Microwave |
| Control Type | Touch control |
| Phase | 1-Phase |
Read all instructions before using the appliance. Install or locate this appliance only in accordance with the provided installation instructions.
Remove wire twist-ties from paper or plastic bags used to facilitate cooking in the oven. If materials inside the oven ignite, keep oven door closed.
DO NOT operate or allow the oven to be operated with the door open. Make the following safety checks on all ovens to be serviced.
This appliance must be grounded. In the event of an electrical short circuit, grounding reduces the risk of electric shock.
The NGC (Tornado®) oven generates radio frequency signals. This device has been tested and was determined to be in compliance.
Exterior and cook cavity dimensions, wall clearance, entry clearance, construction, interior details, and standard features.
UL, cUL, NSF, FDA, FCC, TÜV, CE. UL KNLZ Ventless Certification.
SMART VOLTAGE SENSOR TECHNOLOGY. Voltage: 208/240 VAC, 60 Hz, 1 phase. Amperage: Nameplate rating 30 Amp.
Details NGC EW (3-phase), NGC ED (3-phase) Universal Voltage, and NGC UK (1-phase) power supply specifications.
Instructions for checking for damage, removing packaging, and proper placement of the oven.
Procedure for safely lifting and placing the oven on a countertop, emphasizing weight and two-person lift.
Guidelines for placing the oven near heat sources, including required clearances and dividers.
Optional system to prevent oven movement during use/cleaning. Not a fall prevention device.
Approved for ventless operation for most foods, but consult codes for 'fatty raw proteins'.
Steps for securely stacking ovens, including surface requirements and using stacking brackets.
Cleaning instructions using TurboChef Oven Cleaner. Lists supplies needed and step-by-step guide.
Lists components: I/O Control Board, Keypad, Display, Mechanical Relays, Solid State Relay.
Lists components: Magnetrons, High Voltage Transformers, Filament Transformers, High Voltage Capacitors, High Voltage Diodes, Fuses.
Lists components: Convection Heater, Blower Controller, Blower Motor, Hi-Limit Thermostat.
Lists components: Bottom Infrared Element, Catalytic Converter.
Defines terms like Off State, Cool Down, Ready State, Set Temperature, Actual Temperature, Edit Mode, Warm-Up, Soak, Cook Cycle, Test Mode.
The primary interface for the operator.
Displays all visual information to the operator.
A special diagnostic function that tests all critical subsystems to determine their operational state.
A code assigned to an instance that the control considers to be a failure. Displays description and logs faults.
Simultaneously press '4' and '6' keys while oven is in OFF STATE to view Fault Log.
Lists and defines fault codes F1 through F4.
Fault displayed when magnetron thermostat is 'open'.
Fault when EC thermocouple exceeds 158°F (70°C).
Fault displayed when control detects IR or CC thermocouple is 'open'.
Displays during WARM UP or SELF TEST if cook cavity temp fails to rise.
Illustrates safety interlock switches (Monitor, Primary, Secondary) and their connections.
Detailed descriptions of components like 24 VDC Power Supply, K1-K7 Relays, SSRs, Interlock Switches, Thermocouples, BMSC, VFD, Keypad, Voltage Sensor.
Allows technicians to operate subsystems individually and configure presets.
Lists and describes various test functions for oven components.
Enables display of temperature and cook cycle parameters, and status indicators.
Explains indicators (P, S, M, t, h, i, A, W) showing component status (open/closed, on/off).
Section covering oven programming features.
Instructions for changing cook time, IR element temperature, and event parameters for recipes.
Steps to load recipes and menus from a smart card into the oven.
Details various oven options like Done Screen, Time Screen, and Snooze Mode.
Codes to enable/disable functions/screens like Done Screen, Edit Recipe Mode, Load Menu, Snooze Screen.
Codes to access functions like Edit Recipe Mode, Erase Menu, Load Menu, Master Reset, Test Mode.
Illustrates and lists parts for the control system panel enclosure, including covers, cables, and readers.
Provides troubleshooting steps for common control system issues.
Troubleshooting for blower motor not running, checking voltage, wiring, and motor controller.
Troubleshooting for low magnetron current, checking K2 relay and transformer.
Troubleshooting for oven not warming up, checking blower motor and high-limit thermostat.
Troubleshooting for low cook temperature, checking high-limit thermostat and EMI problems.
Describes the microwave system components: magnetron and voltage doubler circuit.
Explains the failsafe monitor circuit, interlocks, and F3 fuse operation.
Explains how the voltage doubler circuit steps up voltage and charges capacitor for magnetron operation.
Lists parts for the microwave system, including HV Transformers and Capacitors.
Supplies RF energy at 2.45 GHz, outputs 1 kW of power.
Ferro-resonant design, supplies high voltage for the Voltage Doubler Circuit.
Preheat magnetron filament, supply ~3.15 VAC at 10 amps.
20-amp fuse that blows for over-current or failsafe trips.
Instructions for removing and replacing wave guide covers to prevent contamination.
Lists parts for wave guide covers and covers themselves.
Steps for removing and replacing wave guides, including the need for sealant.
Proper reinstallation of transformers, noting mirror opposite installation and 180° out-of-phase wiring.
Instructions for straightforward, in-phase and in-line wiring of filament transformers.
Procedure for testing RF leakage after service tasks like door or magnetron replacement.
Steps to test the high-voltage diode using a multimeter and 9-volt battery.
Procedure for checking a diode's conductivity in one direction using a multimeter.
Steps to check a capacitor's impedance and case continuity.
Procedure to check magnetron filament resistance and continuity to chassis.
Steps to check transformer winding impedance against a resistance table.
Warnings about testing voltages and capacitor discharge before servicing.
Troubleshooting steps for low magnetron current, checking amperage and F3 fuse.
Continued troubleshooting for magnetron current low, checking transformer voltages and control signals.
Reasons for F3 fuse blowing: HV transformer short, HV capacitor failure, or monitor circuit fault.
Troubleshooting F3 fuse blown due to monitor circuit faults and interlock switches.
Troubleshooting for magnetron issues, checking amperage and transformer energization.
Troubleshooting faulty transformers by measuring winding resistances.
Steps to remove and reinstall the oven door, including hinge screw locations.
Lists and illustrates parts for the oven door assembly, including hinges, screws, and latches.
Procedure to adjust the oven door for proper alignment and seal, including safety warnings.
Steps to prepare the oven for switch adjustment, including disconnecting power and ensuring door adjustment.
Instructions for adjusting old switch assembly, identifying by serial number format.
Steps to adjust primary switch for new setup, using shims for toggle position.
Lists parts and steps for adjusting primary and secondary interlock switches.
Instructions for adjusting the monitor switch on the right hinge assembly for old setups.
Lists parts for the monitor safety switch.
Steps to adjust primary switch for new setup, checking toggle position and switch gap.
Steps to adjust secondary and monitor switches for new setup, verifying switch gaps and sequence.
Lists parts for secondary and monitor safety switches.
Overview of oven door assembly, referencing figures for mis-adjustments.
Lists and illustrates parts for the oven door assembly.
Notes on gasket orientation, insulation attachment, and door flatness after tightening.
Table specifying torque values for various screws used in the oven door assembly.
Troubleshooting common interlock switch issues.
Lists and describes components within the convection circuit.
Open-coil style heater rated at 3300 watts at 208 VAC.
Brushless AC switch reluctance type, top speed 7100 RPM.
Proprietary controller for the convection motor, controlled by I/O board.
3-pole, manual reset thermostat that interrupts power to heater and IR element.
Lists parts for the convection circuit and blower motor assembly.
Troubleshooting steps for convection circuit issues.
Troubleshooting for oven not warming up, checking blower motor and high-limit thermostat.
Troubleshooting for low cook temperature, checking door operation and high-limit thermostat.
Troubleshooting blower motor status, checking motor spin, windings, and controller voltage.
Table of expected resistance values for blower motor windings.
Describes the IR Element and Catalytic Converter components.
Dual coil heater located at bottom of cavity, outputs 3000 watts at 208 VAC.
VOC type catalyst behind cavity wall for cleaning airflow, sensitive to chemicals.
Steps for removing the IR element and catalytic converter.
Steps to remove the IR element, including disconnecting wires and removing snap rings.
Steps to remove and install the catalytic converter, accessing it after IR element removal.
Steps for installing a new IR element, including connecting wires and reinstalling hardware.
Lists parts for IR element and catalytic converter assembly.
Lists all schematic parts, categorized by voltage and function.
Lists components related to line voltage like capacitors, motors, diodes, EMI filters, fuses, and heaters.
Part numbers for replacement wire harnesses (Low Voltage, Line Voltage, Magnetron Wire).
Identifies items and test points on the I/O control board.
Illustrates safety interlock switches (Monitor, Primary, Secondary) and their connections.
Illustrates safety interlocks for new setup, including switch connections.
Illustrates safety interlocks for old setup, including switch connections.
Illustrates safety interlocks for new setup, including switch connections.
Illustrates safety interlocks for old setup, including switch connections.
Illustrates safety interlocks for new setup, including switch connections.
Illustrates safety interlocks for old setup, including switch connections.
Illustrates safety interlocks for new setup, including switch connections.
Illustrates safety interlocks for old setup, including switch connections.
Illustrates and lists parts for the control system panel enclosure, including covers, cables, and readers.
Lists parts for the microwave system, including HV Transformers and Capacitors.
Instructions for removing and replacing wave guide covers to prevent contamination.
Lists and illustrates parts for the oven door assembly, including hinges, screws, and latches.
Lists parts and steps for adjusting primary and secondary interlock switches.
Lists parts for the door switch assembly.
Instructions for adjusting the monitor switch on the right hinge assembly for old setups.
Steps to adjust primary switch for new setup, using shims for toggle position.
Steps to adjust secondary and monitor switches for new setup, verifying switch gaps and sequence.
Lists parts for secondary and monitor safety switches.
Overview of oven door assembly, referencing figures for mis-adjustments.
Lists and illustrates parts for the oven door assembly.
Diagram showing the components and connections within the convection circuit.
Lists parts for the convection circuit and blower motor assembly.
Lists parts for IR element and catalytic converter assembly.
Lists and illustrates parts for the non-SBK oven covers and miscellaneous components.
Lists and illustrates parts for the SBK oven covers and miscellaneous components.
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