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Turbo Chef Technologies HHB-8029 User's Manual

1. FIGURE 31 Checking Heater B TESTHIGH H_D 030305 CC 81 F BLOWER BACK AI HEATER A FAULTS HEATER B OFFSET RACK 0S BACK STOP In this example the Rack Oscillator is on Step 1 2 Simultaneously press and hold for 1 Step 3 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State FIGURE 32 Testing the Rack Oscillator TEST HIGH H_D 030305 CC 81 F DIAG DIAG DISPLAY ELEC COOKS F C ACCUM S N H TTT Step 2 In this example the Diagnostic Mode is enabled If it were disabled the screen would read Normal Display rather then Diag Display Step 1 Simultaneously press and hold for 1 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State Step 3 FIGURE 33 Enabling Disabling the Diagnostic Mode DIAGNOSING AN ISSUE TEST HIGH H_D 030305 DIAG COOK COUNT 10 CC 81 F ELEC COOKS F C ACCUM S N Step 2 3 Cycles Press the COOKS Soft Key again to view the cumulative cook time In this example the oven has completed 10 Cook BACK STOP 4 ENTER Simultaneously press and hold for 1 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State Step 1 Step 4 FIGURE 34 Viewing the Cook Counter Cumulative Cook Time Testing the Rack Oscillator Fig
2. Relocate oven to cooler area I NO Correct wiring Troubleshooting F7 THERMO Thermocouple Open Is che CC Is the open Thermocouple properly connected to the I O Control Board See page 61 for schematic Thermocouple an GEES open circuit Using the Ohm YES Meter measure at 40 pin connector CC Thermocouple should measure approx 4 5 Ohms H NO NO Correct connection Replace the defective Thermocouple page 42 Replace I O Control Board page 39 21 22 DIAGNOSING AN ISSUE Troubleshooting F8 HEAT LOW YES Is the Blower Motor blowing air Is the Hi Limit Thermostat tripped Is the Heater Element defective See page 17 to troubleshoot F1 BLOWER Blower Running Status Bad YES YES NO Reset and Is the Solid State Relay determine why it tripped excess grease buildup etc Figure 25 page 20 Replace defective heater page 54 Verify Solid State Relay is not shorted across output defective YES NO Y Y Replace SSR Is wiring from SSR to page 40 I O Control Board OK See page 61 for schematic YES NO Y y Replace I O Control Board page 39 Correct wiring DIAGNOSI
3. RELAY ASSY PINOUT BL28 am 1 al BL 23 a C om BR 20 HX ELEMENT HHB 8107 2500 WATTS 208 V 17 30 OHMS J S 2 BR21 FIGURE 6I High h Batch Schematic HHB OVEN SCHEMATIC Figure 61 Inside of fold out page Rev 2 Board VFD Display Single Phase 280 240 VAC 60 Hz NOTE Schematic shows the oven with door open and without power applied Color Code Line Voltage BL Blue Line V 208 240 BR Brown Line V 208 240 OR Orange 240 Line Input for Tap 3 on all Transformers BK Black Hi Temp 240 VAC Wire Color Code Low Control Voltage BK Black 24 VDC Common OR Orange Status Input WH White Control Input RD Red 24 VDC Line Voltage Components Blower Motor Blower Motor Controller Cooling Fans Fuses Heater Element Power Supply 24VDC Rack Oscillator Motor Relay Solid State Relay Thermostat Cooling Fan Thermostat Hi Limit Voltage Sensor Module Wiring Harness Line Voltage HIGH H BATCH SCHEMATIC 63 Low Voltage Components Cable Smart Card Connector Display VFD Door Switch I O Control Board Keypad Ribbon Connector Display Smart Card Reader Thermocouple CC Thermocouple EC Wiring Harness Low Voltage 1 0 CONTROL BOARD COMPONENT IDENTIFICATION AND TEST POINT LOCATIONS Figure 62 page 64 J2 40 Pin Connector for LV Harnes
4. High h Batch Service Manual FOR THE TURBOCHEF HIGH H BATCH OVEN ETURBOCHES Accelerating the World of Cooking 800 90TURBO Part Number HHB 8707 Revision A June 2005 For further information call Customer Service at 800 90TURBO Sales amp Marketing at 866 90TURBO ETURBOCHES Accelerating the World of Cooking The information contained in this manual is important for the proper installation use maintenance and repair of this oven Follow these procedures and instructions to ensure satisfactory baking results and years of trouble free service Errors descriptive typographic or pictorial are subject to correction Specifications are subject to change without notice PLEASE CAREFULLY READ THIS MANUAL AND RETAIN IT FOR FUTURE REFERENCE Table of Contents Safety Instructions Important Safety Information Please Read First General Safety Information Reducing Fire Risk Preventing Oven Damage Grounding Instructions Power Cord Replacement Theory of Operation Specifications and Installation Theory of Operation Certifications Dimensions Construction Electrical Specifications North America except Canada South America Canada Europe Asia Pacific United Kingdom Ireland Installation Lifting and Placing the Oven Setup Operating the Oven Control Display and Key Identification Oven States and Menu Access Oven State Descriptions Menu Descriptions Powering Up Powering Down Cooki
5. NUMBER PART PART NUMBER 70 Door Actuator 102789 FIGURE 54 Door Actuator and Mounting Bracket The Impingement Circuit The Impingement Circuit provides the high temperature airflow necessary to brown and cook food items For a schematic that includes all Impingement Circuit components see Figure 61 page 61 For more comprehensive hardware descriptions see page 69 This section contains o Serviceable Component Information and Replacement Instructions o Parts and Part Numbers SERVICEABLE COMPONENTS The following components of the Impingement Circuit may at some point need to be replaced o Blower Motor o Heater Element D Jetplates Top and Bottom D Swing Arm Assembly THE IMPINGEMENT CIRCUIT 53 Blower Motor Figure 55 A Brushless DC Switch reluctance type Its top speed is 7200 RPM at 3 4 HP To replace a defective Blower Motor 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Blower Motor Controller see page 32 3 Disconnect wiring at Blower Motor Controller 4 Remove Blower Motor Cover 5 Replace defective motor with P N HHB 8106 6 Reconnect wiring and reinstall Blower Motor Controller Blower Motor Cover NUMBER PART PART NUMBER 71 Nut Blower Motor x6 100905 72 Blower Motor HHB 8106 73 Screw Blower Motor Cover x8 101688 74 Blower Motor Cover NGC
6. Display x4 101520 12 Bracket Display x2 HHB 8130 13 Nut Display x2 102963 14 Panel Display HHB 8025 15 Panel Left Side HHB 8023 2 16 Screw Side Panel x8 per side 101688 17 Panel Right Side HHB 8024 2 18 Screw Front Side Panel x2 per side 101663 FIGURE 41 Replacing the Display 8 Attach Display Brackets to the new Display 9 Attach new Display to Display Panel 10 Reinstall Display Panel and reattach side panels Display Keypad Figure 42 The keypad is connected to I O Control Board via 14 Pin Flat Cable To replace a defective keypad 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel 3 Disconnect keypad cable at I O Control Board See page 61 for schematic 4 THE CONTROL SYSTEM 35 Gently peel keypad from Display Panel If any adhesive residue remains on the Display Panel clean with MEK Route the new keypad cable through correct openings Figure 42 A easier access when routing the cable to avoid CAUTION The keypad cable is delicate If necessary remove the Display Panel for damaging it Peel paper strip from the back of the new keypad P N HHB 8064 Starting from one corner carefully place new keypad on the Display Panel Connect keypad cable to the I O Control Board Reattach Right Side Panel NUMBER
7. If problem persists replace the I O Control Board page 39 YES Is wiring from SSR to I O Control Board OK See page 61 for schematic NO Open when the door is closed NO Correct wiring Y Is the Hi Limit Reset and determine YES why it tripped excess grease buildup etc Figure 25 page 20 Is the SSR defective Thermostat tripped NO NO YES Replace SSR page 40 NO Replace I O Control Board page 39 Correct wiring NO defective Is the Heater Element YES oo Ensure jam nut is and flange nut behind jam nut is not over tightened If the problem persists replace the defective heater page 54 adequately tightened 19 20 DIAGNOSING AN ISSUE FIGURE 25 Location of Hi Limit Thermostat Reset Button F6 EC TEMP Electrical Compartment EC Temperature High This fault displays if the Electrical Compartment EC temperature exceeds 158 F 70 C The Control System checks the EC Thermocouple once per minute NOTE This fault will not terminate a Cook Cycle To clear this fault The EC temperature must recede below 158 F 70 C Troubleshooting F6 Fault To troubleshoot an F6 Fault see the diagram on page 21 F7 THERMO Thermocouple Open This fault will display if the Control System detects that the CC Thermoco
8. 69 Glossary of Terms Air Diffuser Plate Accessory plate that covers openings in the jetplate for very delicate cooking Air Diverter Plate Covers the Catalytic Converter Blower Motor Located in back of oven the Blower Motor actuates the impingement process Actuated by Blower Motor Controller Blower Motor Controller BMSC Proprietary brushless DC Blower Motor Controller actuates the Blower Motor Catalytic Converter Part of Filtering System the Catalytic Converter cleans recirculating airflow CC Thermocouple See Thermocouple CC Component Plate Plate to which the I O Control Board Power Supply Relay Smart Card Reader and Solid State Relay are attached Control Board See I O Control Board Control System System that signals senses commands and actuates the oven s other various components Cook Chamber Chamber in which food cooks Cook Chamber Temperature Actual temperature of the Cook Chamber regis tered by the Cook Chamber Thermocouple Cook Counter Function on Test Mode Menu that displays number of Cook Cycles the oven has completed GLOSSARY OF TERMS 71 Cook Cycle All operative aspects of cooking a product Cook Time Function on Test Mode Menu that displays the cumulative time of Cook Cycles Cool down State State during which the Blower Motor blows cool air into the Cook Chamber until the temperature is below 150 F 66 C Takes approx 90 minutes Cooling Fans Inle
9. 800 mm The technology is similar to but about twice as fast Weight 314 Ibs 42 kg as the fastest impingement conveyor oven The High h Batch utilizes a variable speed blower oscillating Cook Chamber rack and Catalytic Converter to provide maximum Height EN 203 mm speed minimal energy input ventless operation and Width 18 75 476 mm the highest food quality Depth 16 75 425 mm Volume 1 45 cu ft 41 1 liters CERTIFICATIONS Wall Clearance UL cUL NSF Top 2 51 mm Sides 2 51 mm c UL us 25 5 648 mm CT 20 5 521 mm m T Ve LL D r 800mm d TY E Up 29 737 mm v BI b a i 621mm Gian elo EE ELO UT bar we SC m F 10 254 mm PL FIGURE 1 High h Batch Dimensions THEORY OF OPERATION SPECIFICATIONS AND INSTALLATION CONSTRUCTION Exterior o Stainless steel front top sides and back 4 102 mm matte black legs Cool to touch coated handle Removable drain pan H 0 o E Removable cook door for cleaning Interior D 304 stainless steel interior o Drain system helps prevent debris buildup o Removable Jetplates for deep cleaning ELECTRICAL SPECIFICATIONS North America except Canada South America u HHB P N HHB 8601 1 Phase 1 Voltage 208 240 VAC Frequency 50 60 Hz Current 24 amp Cord 10 gauge 3 wire 6 foot SOOW Plug NEMA 6 30P Canada o HHBC P N HHB 8601 1C Phase 1 Voltage 208 240 VAC Frequency 50 60 Hz Current 24
10. NOTE To permanently erase the Cumulative Operating time press the ENTER Key when viewing the total Viewing the Electrical Compartment EC Temperature Figure 36 1 From Screen 1 of the Test Mode Menu press the DOWN Key to toggle to Screen 2 of the Test Mode Menu 2 Press the ELEC Soft Key top right to view the EC Temperature 3 When finished press the BACK STOP Key to exit the Test Mode Menu DIAGNOSING AN ISSUE TEST HIGH H_D 030305 cc Te FAHRENHEIT F COOKS ACCUM being measured in Fahrenheit BACK STOP In this example the temperature is Step 2 Step 1 Simultaneously press and hold for 1 Step 3 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State FIGURE 37 Changing the Fahrenheit Celsius Option TEST HIGH H_D 030305 CC 81 F RUE lt SERIAL NUMBER gt ELEC COOKS F C ACCUM A S N p up BACK STOP RIGHT e Serial Number will be displayed Step 2 Step 3 4 Step 1 Step 5 Step 6 Simultaneously press and hold for 1 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State FIGURE 38 Viewing Entering the Serial Number Changing the Fahrenheit Celsius Option Figure 37 1 From Screen 1 of the Test Mode Menu press the DOWN Key to toggle to Screen 2 of the Test Mode Menu 2 Pr
11. North America except Canada South America United Kingdom Ireland Error Message F8 Fault Event Description Modifying Percentage Air Percentage Time 20 14 12 14 14 14 Fault Code Fi Blower Running Status Bad Clearing instructions Description Table of when Fault occurs Troubleshooting Fault Code F2 Cook Temperature Low Clearing instruction Description Table of when Fault occurs Troubleshooting Fault Code F6 EC Temperature High Clearing instructions Description Table of when Fault occurs Troubleshooting Fault Code F7 Thermocouple Open Clearing instructions Description Table of when Fault occurs Troubleshooting Fault Code F8 Heat Rise Low Clearing instructions Description Table of when Fault occurs Troubleshooting 17 17 17 18 17 17 17 19 20 20 17 21 20 20 17 21 20 20 17 22 Fault Log Description Viewing instructions Zero out Filter Description Illustration Part Number Removing when deep cleaning Cook Chamber Replacement instructions Filter Clip Description Illustration Part Number Filtering System Description Illustration Serviceable components Food Group Description Modification instructions Selecting to cook Food Item Description Modification instructions Selecting to cook Fuse Description Illustration Part number Replacement instructions Fuse Cover Illustration Part number Fuse Holder Illustra
12. Smart Card Reader Figure 45 Loads Recipe Menus from and writes Recipe Menus to the Smart Card To replace a defective Smart Card Reader 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel 3 Check if connection cable is damaged If so replace with P N 103023 not pictured and jump to step 5 4 If Smart Card Reader is defective replace with P N 100506 5 Reattach Right Side Panel 40 THE CONTROL SYSTEM Solid State Relay SSR Figure 45 Page 38 The 240 VAC Dual 40 Amp Solid State Relay actuates the Heater Element When the SSR is actuated the control input will go to 0 00 VDC When not actuated the control input will read 24 00 VDC To replace a defective SSR 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel 3 Disconnect Wiring Harness from defective SSR 4 Replace defective SSR with P N 101286 5 Reconnect Wiring Harness 6 Reattach Right Side Panel Rack Oscillator Motor Figure 46 The Rack Oscillator Motor actuates the Swing Arm Assembly which causes the rack to oscillate To replace a defective Rack Oscillator Motor 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Blower Motor Controller B
13. Oven must be in the Off or Cool down State FIGURE 30 Checking Heater A NOTE Adjustments can be made only in Fahrenheit 5 F equals approximately 2 89C NOTE At 20 F pressing the OFFSET Soft Key rolls the Temperature Offset back to 0 F 3 Press ENTER to confirm 4 When finished press the BACK STOP Key to exit the Test Mode Menu Checking Heaters A and B Figures 30 31 NOTE If the Blower Speed is 0 the Blower will automatically set to idle airflow at the initiation of this test To turn on Heater A Figure 30 1 From Screen 1 of the Test Mode Menu press the HEATER A Soft Key top right 2 When finished testing press the HEATER A Soft Key top right to turn Heater A off 3 Press the BACK STOP Key to end the test and exit the Test Mode Menu To turn on Heater B Figure 31 page 26 1 From Screen 1 of the Test Mode Menu press the HEATER B Soft Key middle right 2 When finished testing press the HEATER B Soft Key middle right to turn Heater B off 3 Press the BACK STOP Key to end the test and exit the Test Mode Menu 25 26 DIAGNOSING AN ISSUE TESTHIGH H_D 030305 CC 81 F BLOWER DD Wu HEATER A FAULTS HEATER B OFFSET RACK OS D A In this example Heater B is on Step 1 2 Simultaneously press and hold for 1 Step 3 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State
14. Replacement Instructions o Parts and Part Numbers n Troubleshooting For more comprehensive hardware descriptions see page 69 SERVICEABLE COMPONENTS The following components of the oven door may at some point need to be replaced o Door Gasket o Door Hinge o Door Switch THE OVEN DOOR To access these components first remove the Oven Door Figure 51 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion 2 Open oven door 3 Rotate hinge retainers to the unlocked state 4 Raise oven door so it rests on hinge retainers 5 Remove door Rotate Hinge Retainer forward to unlocked position NUMBER PART PART NUMBER 62 Door HHB 8080 2 FIGURE 51 Removing the Oven Door 49 50 THE OVEN DOOR Door Gasket Figure 52 To remove a damaged Door Gasket 4 Replace damaged gasket with P N HHB 8101 1 Ensure Cool Down process is completed Cool 5 Reinstall inner plate Down message will disappear upon completion 2 Remove door page 49 3 Remove inner plate 6 Reattach oven door 7 Return hinge retainers to locked state and close oven door gt NUMBER PART PART NUMBER 63 Screw Door Inner Plate x10 102809 64 Door Inner Plate HHB 8083 65 Door Gasket HHB 8101 FIGURE 52 Removing the Door Gasket Door Hinge Figure 53 Spri
15. To replace a defective I O Control Board 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Record the Serial Number see page 29 for viewing instructions 3 Remove Right Side Panel 4 Disconnect wiring from I O Control Board 5 Replace defective I O Control Board with P N NGC 1008 6 Reconnect wiring and reattach Right Side Panel 7 Re enter the Serial Number see page 29 Power Supply Figure 45 24 VDC Output at 40 Watts Supplies control voltage for I O Control Board Relay and Solid State Relay SSR To replace a defective Power Supply 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel 3 Disconnect Wiring Harness from the defective Power Supply THE CONTROL SYSTEM 4 Replace defective Power Supply with P N 101206 5 Reconnect Wiring Harness 6 Reattach Right Side Panel Relay Figure 45 240 VAC 30 Amp Double Pole Double Throw 24 VDC Relay Coil Actuates Rack Oscillator Motor To replace a defective relay 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel 3 Disconnect Wiring Harness from defective relay 4 Replace defective relay with P N 101273 5 Reconnect Wiring Harness 6 Reattach Right Side Panel
16. 1081 FIGURE 55 Removing the Blower Motor 54 THE IMPINGEMENT CIRCUIT Heater Element Figure 56 Sheathed style Calrod heaters Attached to the same cartridge Heaters A and B can be tested independently of one another To replace a defective heater 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel 3 Disconnect Wiring Harness from heaters 4 Remove Insulation Shield 5 Pull back insulation where necessary 6 Replace defective heater cartridge with P N HHB 8099 a Tighten flange nut b Reconnect Wiring Harness c Tighten jam nut CAUTION An over tightened flange nut A may cause heater failure To prevent heater failure hold a wrench to the flange nut to keep it in place when tightening the jam nut This ensures the jam nut tightens to the flange nut rather than the flange nut tightening more than it should 7 Reset insulation NUMBER PART PART NUMBER 75 Nut Jam Heater Element x4 102963 76 Nut Flange Heater Element x4 100903 77 Heater Insulation Shield HHB 8097 78 Screw Heater Element x6 101688 79 Heater Element HHB 8099 FIGURE 56 Removing the Heater Element THE IMPINGEMENT CIRCUIT 55 8 Reinstall Insulation Shield 3 Remove Support Rails 9 Reattach Right Side Panel NOTE Removing hardware is not re
17. 23 Fault Code Description Table DIAGNOSING AN ISSUE Troubleshooting Fi BLOWER Blower Running Status Bad YES Is Status Indicator A backlit NO on the Test Screen see page 23 Is the wiring harness properly YES Is the Blower Motor connected spinning freely ra NO Check the Motor Replace Blower Controller Blower Motor page 53 or ae Motor and I O remove obstruction Control Board See page 61 for schematic Y Do resistance measurements NO between windings and chassis agree with values on Motor Windings Resistance Table Correct the wiring Figure 24 below or replace I O Control Board page 39 Motor NO aD Controller page 32 y if damaged Replace Blower Replace Motor page 53 Motor Controller page 32 TO FROM DESCRIPTION EXPECTED RESISTANCE Black Red Winding A B 2 0 2 6 Ohms Black White Winding A C 2 0 2 6 Ohms Red White Winding B C 2 0 2 6 Ohms Black Red or White Green Windings to Chassis Open FIGURE 24 Motor Windings Resistance Table DIAGNOSING AN ISSUE Troubleshooting F2 LOW TMP Cook Temperature Low YES Does the Display read Cook Door Is wiring from the Door Switch to the I O Control Board OK See page 61 for schematic YES Y Replace Door Switch page 36
18. 53 Blower Motor Mounting Plate HHB 8009 Not labeled Bracket Blower Motor Controller HHB 8111 Figure 39 page 32 Bracket Display x2 HHB 8130 Figure 41 page 34 Bracket Rack Oscillator Motor HHB 8049 Figure 46 page 41 Bushing Swing Arm Assembly x2 100152 Figure 58 page 56 Cable Smart Card Reader 103023 Figure 45 page 38 Cable Mount Adhesive x3 100174 Not labeled Catalytic Converter HHB 8108 Figure 59 page 57 Component Plate HHB 8055 Not labeled Component Plate Shield HHB 8088 Not labeled Cooling Fan Finger Guard 100087 Figure 40 page 33 Cooling Fans Inlet Exhaust 100516 Figure 40 page 33 Cover Cooling Fan Exhaust HHB 8079 Figure 40 page 33 Cover Drag Link Left Swing Arm Assembly HHB 8053 Not labeled Cover Right Swing Arm Assembly HHB 8052 Not labeled Crank Rack Oscillator Motor HHB 8045 Figure 46 page 41 Display 100505 Figure 41 page 34 Display Keypad HHB 8064 Figure 42 page 35 Door HHB 8080 2 Figure 51 page 49 Door Actuator 102789 Figure 54 page 52 Door Gasket HHB 8101 Figure 52 page 50 Door Hinge 102807 Figure 53 page 51 Door Inner Plate HHB 8083 Figure 52 page 50 Door Receiver HHB 8084 Not labeled Door Switch 102788 Figure 43 page 36 Door Switch Actuator Mounting Bracket HHB 8086 Figure 43 page 36 Drag Link Swing Arm Assembly HHB 8044 Figure 58 page 56 Drain Lid HHB 8141 Figure 59 page 57 Drain Pan 101091 Figure 59 page 57 Drain Pan Rack HHB 8105 Not
19. Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel THE CONTROL SYSTEM 43 3 Pull back insulation where necessary 4 Disconnect the Wiring Harness from the Cooling Fan Thermostat 5 Replace defective thermostat with P N 102086 6 Reconnect Wiring Harness 7 Reset insulation and reattach Right Side Panel NUMBER PART PART NUMBER 50 Thermostat Cooling Fan 102086 51 Screw Thermostat Cooling Fan x2 101687 FIGURE 48 Removing Cooling Fan Thermostat 44 THE CONTROL SYSTEM Thermostat Hi Limit Figure 49 The Hi Limit Thermostat is a 250VAC 3 Pole manual reset thermostat with a trip point of 572 F 300 C The Thermostat which interrupts power to the Heater Element should never operate during normal operation To replace a defective Hi Limit Thermostat 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel 3 Pull back insulation where necessary 4 Disconnect the Wiring Harness from the Hi Limit Thermostat 5 Replace defective thermostat with P N 102075 6 Reconnect Wiring Harness 7 Reset insulation and reattach Right Side Panel NOTE Some oven components have been removed for clarity PART NUMBER NUMBER PART
20. PART PART NUMBER 19 Display Keypad HHB 8064 FIGURE 42 Replacing the Display Keypad 36 THE CONTROL SYSTEM Door Switch Figure 43 The Door Switch is a sensor that detects the Door Actuator and determines whether the door is open or closed To replace a defective Door Switch N Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove both side panels and Display Panel 3 At the I O Control Board disconnect Wiring Harness that routes to Door Switch See page 61 for schematic 4 Replace defective switch with P N 102788 NOTE Retain mounting bracket for use with new switch 5 Reconnect wiring to I O Control Board 6 Reattach Display Panel and side panels Tz N IN os LA 7 L i 3 m FL 2 gt RI NA z NOTE Some oven components have been removed for clarity NUMBER PART PART NUMBER 20 Screw Door Switch Actuator x2 101421 21 Nut Display Panel x2 100903 22 Door Switch Actuator Mounting Bracket HHB 8086 23 Door Switch 102788 FIGURE 43 Replacing the Door Switch Fuses Figure 44 The Aux Fuses protect the Control System and Blower Motor CAUTION Replace fuses with only class CC fuses of the same rating To replace a fuse 1 Ensure Cool Down process is completed Cool Down message will disappear upo
21. Whether or not the appliance is properly grounded a DO NOT use an extension cord If the power supply cord is too short request a qualified electrician or serviceman to install an outlet near the appliance POWER CORD REPLACEMENT To avoid potential hazards only the manufacturer its service agent or a similarly qualified person should replace a damaged power cord Theory of Operation Specifications and Installation THEORY OF OPERATION SPECIFICATIONS AND INSTALLATION THEORY OF OPERATION The TurboChef High h Batch speed cook oven uses high heat transfer rates developed by force air impingement to rapidly cook food The High h batch utilizes top and bottom Jetplates that have been optimized for specific food items The plates can be easily removed and replaced to facilitate either higher or lower heat transfer rates As a result the operator can cook foods that require maximum DIMENSIONS Single Units Height Width Depth with handle Weight 20 5 25 5 29 31 5 157 lbs 521 mm 648 mm 737 mm 800 mm 71 kg Double Units requires Stacking Kit browning caramelizing high heat transfer or more Height 41 1042 mm delicate foods that require low heat transfer to Width 25 5 648 mm ensure quality is not compromised Depth 29 737 mm with handle 31 5
22. amp Cord 10 gauge 3 wire 6 foot SOOW Plug NEMA 6 50P Smart Voltage Sensor Technology automatically senses the supply voltage and configures the oven to the correct setting 208 or 240 It does not compensate for lack of or over voltage situations Europe Asia Pacific o HHBEW P N HHB 8601 1W Phase 3 Voltage 400 VAC Frequency 50 60 Hz Current 10 amp Cord HO7RN E 5 wire Plug IEC 309 5 pin 16 amp o HHBED P N HHB 8601 1D Phase 3 Voltage 230 VAC Frequency 50 60 Hz Current 18 amp Cord HO7RN E 4 wire Plug IEC 309 4 pin 32 amp United Kingdom Ireland o HHBUK P N HHB 8601 1K Phase 1 Voltage 230 VAC Frequency 50 60 Hz Current 24 amp Cord HO7RN E 3 wire Plug IEC 309 3 pin 32 amp NOTE The owner is responsible for supplying voltage that corresponds to the above specifications For help in answering questions about electrical specifications consult a qualified electrician INSTALLATION Install or locate this appliance only in accordance with the instructions below Lifting and Placing the Oven WARNING Oven weight is approximately 157 lbs 71 kg Two or more persons are required to lift it WARNING To prevent personal injury or AN damage to the oven DO NOT lift the oven from the front and rear or by the handle WARNING The operator must ensure that AN the oven is properly placed on the table or countertop at all times TurboChef will not recognize a fallen oven as a warrantable cl
23. and HO as it passes through the Catalytic Converter The catalyst operates most efficiently at temperatures above 475 F 246 C To service the Catalytic Converter 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion 2 Remove Oven Rack NOTE Some oven components have been removed for clarity NUMBER PART PART NUMBER 90 Catalytic Converter HHB 8108 91 Air Diverter Plate HHB 8030 92 Screw Air Diverter Plate x4 101688 93 Filter x2 HHB 8114 94 Filter Clip x2 HHB 8115 95 Drain Pan 101091 96 Drain Lid HHB 8141 FIGURE 59 Filtering System Parts 57 58 THE FILTERING SYSTEM 3 Remove Jetplates page 55 4 Remove Air Diverter Plate 5 Remove the Catalytic Converter 6 Clean the Catalytic Converter with TurboChef Oven Cleaner P N 103180 CAUTION DO NOT use a substitute cleaner 7 Rinse thoroughly with distilled water N CAUTION Use distilled water only 8 Let the Catalytic Converter air dry before reinstalling 9 If necessary replace the Catalytic Converter with P N HHB 8108 Filters Figure 59 The two Filters help prolong the life of the Catalytic Converter by trapping excess grease They are attached to the Air Diverter Plate via the Filter Clips When deep cleaning the oven see page 59 the operator technician should check to see if the Filters need to be replaced To remove a Filte
24. d P4 due M Biz 3 M E velz2 u ES E e 8 KEYPAD gt 5 SMART CARD CONNECTOR 100506 cavity air ES FANI COOLING loose Com FAN2 COOLING 100516 ew BL3 BL8 02 48 V 91 04 AA V 24VDC POWER SUPPLY 101206 3 L GY2 TI OSCILLATING RACK RELAY KI 101273 BLI8 7 BRI4 9 So OSCILLATING RACK MOTOR HHB 8135 eS am am b BLI7 BR6 BR4 2638 6u0 EHM 5 S2 Ma v2 Qu GREEN M3 WHITE M2 RED MI BLK 240 VAC 3 PHASE nova vo com ENABLE 1 0 COM STATUE OK 1 0 COM Iu G Km e 200 240 37 VACIN f oov map on BL3 BR4 GYI N VOLTAGE MODULE 100783 San S om 2 Fl n S lo lo BL 22 RD 19 WT 27 BRI3 SOLID STATE RELAY DUAL 101286 A Al ppm e i K4 BL27 WH 301 K C WH 28 wje e o o gt Fl 12 AMPS CLASS CC 100595 F2 12 AMPS CLASS CC 100595 BL24 OTI MANUAL RESET 100516 ojej o a p H l lr
25. few seconds the oven will display food groups from which to select a food item POWERING DOWN To turn off the oven press the ON OFF Key Total cool down time is approximately 90 minutes NOTE To expedite the cooling process open the Oven Door WARNING The oven door is hot To prevent possible burns ensure that the door is not blocking a throughway or aisle when opened to expedite cooling process COOKING INSTRUCTIONS Recipes have developed and programmed into the oven depending on the customer s request To select a recipe and initiate a Cook Cycle 1 Press the ON OFF Key to turn the oven on The oven will start warming up 2 Once the oven reaches its predetermined cook temperature typically 500 F 260 C it will display a menu 3 Carefully place the food item to be cooked in the Cook Chamber WARNING Inside of oven is HOT and could result in injury 4 To select a food group press the corresponding Soft Key Figure 4 NOTE Press the DOWN Key to view food groups 7 12 OVEN STATE ACCESS TO Edit Menu Options Menu Recipe Menu Test Mode Menu Warm up NO NO NO NO Ready to Cook NO NO YES NO Cool down YES YES NO YES Off YES YES NO YES FIGURE 3 Oven State Menu Access Table OPERATING THE OVEN 1ST GROUP ATH GROUP 2ND GROUP STH GROUP 3RD GROUP GTH GROUP Press the Soft Key that corresponds to the desired food group In this ex
26. i e which oven state a fault can occur Fi BLOWER Blower Running Status Bad DIAGNOSING AN ISSUE 17 and or reverting to the Off State The oven will automatically attempt to restart every 2 seconds until the fault is cleared To clear this fault 1 Turn the oven on The Control System may be able to successfully restart the Blower Motor 2 Test the Blower Motor from the Test Mode Menu for instructions see page 24 Troubleshooting this fault To troubleshoot an Fl Fault see the diagram on page 18 F2 LOW TMP Cook Temperature Low This fault will display if the Cook Chamber temperature is more than 84 F 47 C below the set temperature after 5 seconds into a Cook Cycle To clear this fault Try cooking again If the Cook Chamber temperature is within 84 F 47 C of the set temperature the fault will clear Troubleshooting F2 Fault To troubleshoot an F2 Fault see the diagram This fault will display when the Blower Motor on page 19 Controller indicates no running status The oven responds to this fault by terminating a Cook Cycle FAULT CODE AND WHEN ACTIVE REFER TO DESCRIPTION Warm up Ready to Cook Cool Down Off State F1 Blower Running Status Bad x x x S Page 17 F2 Cook Temperature Low x x Page 17 F6 EC Temperature High x x x x Page 20 F7 Thermocouple Open x x S Page 20 F8 Heat Low x x Page 20 Will terminate a Cook Cycle upon discovery FIGURE
27. labeled 65 66 COMPREHENSIVE PART LISTING PART PART NUMBER ILLUSTRATION Electrical Plate HHB 8134 Figure 50 page 45 Filter x2 HHB 8114 Figure 59 page 57 Filter Clip x2 HHB 8115 Figure 59 page 57 Fuse Class CC 12 AMP x2 100592 Figure 44 page 37 Fuse Cover HHB 8136 Figure 44 page 37 Fuse Holder x2 100586 Figure 44 page 37 Grommet Electrical Plate 100644 Figure 50 page 45 Heater Element HHB 8099 Figure 56 page 54 Heater Insulation Shield HHB 8097 Figure 56 page 54 Hole Plug x2 101191 Figure 53 page 51 I O Control Board NGC 1008 Figure 45 page 38 Insulation Left Side Can HHB 8041 Not labeled Insulation Main Can HHB 8028 Not labeled Insulation Right Side Can HHB 8029 Not labeled Insulation Top Door HHB 8085 Not labeled Jetplate High Coverage Bottom Accessory HHB 8155 1 Not labeled Jetplate High Coverage Top Accessory HHB 8155 2 Not labeled Jetplate Pizza Bottom Accessory HHB 8156 1 Not labeled Jetplate Pizza Top Accessory HHB 8156 2 Not labeled Jetplate Standard Bottom HHB 8013 1 Figure 57 page 55 Jetplate Standard Top HHB 8013 2 Figure 57 page 55 Leg 100785 Not labeled Leg Non Skid Pad 100786 Not labeled Nut Blower Motor x6 100905 Figure 55 page 53 Nut Display x2 102963 Figure 41 page 34 Nut Disp
28. must add up to 100 Power Supply 24 VDC Output at 40 Watts Supplies control voltage for I O Control Board Relay and Solid State Relay Rack Wire rack that when attached to oscillator pins oscillates to allow the food item to cook evenly Rack Oscillator Motor The Rack Oscillator Motor actuates the left Swing Arm Assembly Actuated by Mechanical Relay Ready to Cook State The oven is ready to cook when it has warmed to the preset Cook Chamber temperature At this point operator can enter cook commands via the keypad Receiver See Door Receiver Recipe See Food Item Recipe Counter Option that displays how many times each recipe food item has been used Recipe Menu Highest superset of recipes the menu consists of 12 food groups of 6 recipes or 72 recipes total Relay 240 VAC 30 Amp Double Pole Double Throw 24 VDC Relay Coil Actuates Rack Oscillator Motor Serial Number Unique serial number issued to oven that can be viewed from the Test Mode Menu Smart Card A Smart Card can synchronize with the oven s control system to overwrite or be overwritten of existing recipes Smart Card Reader Reads Smart Card and synchronizes with Recipe Menu stored in oven Solid State Relay SSR 240 VAC Dual 40 Amp Solid State Relay Actuates the Heater Element When the SSR is actuated the control input will go to 0 00 VDC When not actuated the control input will read 24 00 VDC Status I
29. the Write Card function allows operators to save recipes from the oven to a Smart Card Disabling the Write Card function prevents operators from doing so By default the Write Card function is disabled unless otherwise requested by the customer To enable disable the Write Card function 1 From the Options Menu press the WRITE CARD Soft Key bottom left to turn the Write Card function on or off 2 Press the BACK STOP Key to exit the Options Menu 10 OPERATING THE OVEN e OVEN OPTIONS EDIT MENU ON TIME SCREEN ON I Step 1 Here the Write Card function is turned off WRITECARD OFF DEMONSTRATE OFF To access the Options Menu simultaneously press and hold for 5 seconds FIGURE 10 Enabling Disabling the Write Card Function OVEN OPTIONS EDITMENU ON TIME SCREEN ON ERASE MENU DONESCREEN ON WRITECARD OFF DEMONSTRATE OFF is turned on To access the Options Menu simultaneously press and hold for 5 seconds Here the Time Screen function Step 1 Step 2 FIGURE 11 Enabling Disabling the Time Screen Enabling Disabling Time Screen Figure II Enabling the Time Screen function allows the operator to adjust the Total Cook Time before initiating a Cook Cycle Disabling it prevents the operator from doing so and helps ensure originally programmed cook times remain unaltered By default the Time Screen is enabled unless otherwise re
30. x4 102911 Figure 45 page 38 Screw Solid State Relay x2 101688 Figure 45 page 38 Screw Terminal Block x2 102963 Not labeled Screw Thermocouple Cook Chamber 101688 Figure 47 page 42 Screw Thermostat Clamp 101688 Figure 49 page 44 Screw Thermostat Cooling Fan x2 101687 Figure 48 page 43 Screw Thermostat Hi Limit x2 101672 Figure 49 page 44 Screw Voltage Sensor 101688 Figure 50 page 45 Smart Card Reader 100506 Figure 45 page 38 Solid State Relay 101286 Figure 45 page 38 Standoff Component Plate x4 102921 Not labeled Standoff I O Control Board x4 101951 Figure 45 page 38 Standoff Smart Card Reader x4 101947 Figure 45 page 38 Support Rail Bottom Left HHB 8058 1 Figure 57 page 55 Support Rail Bottom Right HHB 8058 2 Figure 57 page 55 Support Rails Top x2 HHB 8117 Figure 57 page 55 Support Tube Front Side Panel Screws 2 per panel HHB 8110 Not labeled Swing Arm Assembly HHB 8040 Figure 58 page 56 Swing Arm Assembly with Link Bar HHB 8050 Figure 58 page 56 Thermocouple Cook Chamber NGC 1140 Figure 47 page 42 Thermocouple Electrical Compartment 700 1199 Not labeled Thermostat Clamp NGC 1152 Figure 49 page 44 Thermostat Cooling Fan 102086 Figure 48 page 43 Thermostat Hi Limit 102075 Figure 49 page 44 TurboChef Oven Cleaner 103180 Not labeled TurboChef Oven Guard 103181 Not labeled Voltage Sensor 100783 Figure 50 page 45 Washer Rack
31. zero out the Fault Log press the Enter key 3 When finished press the BACK STOP Key to exit the Test Mode Menu Adjusting the Temperature Offset Figure 29 The Temperature Offset is a feature that ensures accurate temperature readings where the food actually cooks as opposed to where the thermocouple is The value entered for temperature offset will deduct from the oven s temperature reading For example if the oven temperature 500 F and the temperature offset is 209F the oven will display 4809F To adjust the Temperature Offset 1 From Screen 1 of the Test Mode Menu press the OFFSET Soft Key bottom left 2 Continue pressing the OFFSET Soft Key to adjust the Temperature Offset in 5 F increments DIAGNOSING AN ISSUE TEST HIGH H_D 030305 CC 81 F BLOWER D OFFSET TEMP 20 F HEATER A FAULTS HEATER B OFFSET A RACK OS Step 1 2 In this example the Temperature Offset is set at 20 F approximately 11 C Simultaneously press and hold for 1 Step 3 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State FIGURE 29 Adjusting the Temperature Offset TESTHIGH H_D 030305 CC 81 F BLOWER RI HL HEATER A FAULTS HEATER B OFFSET RACK 0S BACK STOP In this example Heater A is on Step 1 2 Simultaneously press and hold for 1 Step 3 second to get to the Test Mode Menu Screen 1 NOTE
32. 17 17 17 20 20 20 23 23 23 23 23 23 24 24 24 25 27 27 27 28 28 29 29 31 32 33 34 35 36 37 39 39 39 39 40 Rack Oscillator Motor Thermocouple Cook Chamber Thermocouple Electrical Compartment Thermostat Cooling Fan Thermostat Hi Limit Voltage Sensor Troubleshooting No Keypad Input No Display Screen is Blank The Oven Door Serviceable Components Door Gasket Door Hinge Door Switch Troubleshooting Cook Door Open Message when Door is Closed The Impingement Circuit Serviceable Components Blower Motor Heater Element Jetplates Top and Bottom Swing Arm Assembly The Filtering System Serviceable Components Catalytic Converter Filters Cleaning the Oven Daily Maintenance Procedures Deep Clean Procedures High h Batch Schematic High h Batch Oven Schematic Schematic Parts I O Control Board Test Point Locations Comprehensive Part Listing Comprehensive Part Listing Hardware Descriptions Glossary of Terms Subject Index 40 42 42 43 44 45 46 46 47 49 50 51 51 52 52 29 53 54 55 56 57 57 58 59 59 61 63 64 65 69 SAFETY INSTRUCTIONS IMPORTANT SAFETY INFORMATION PLEASE READ FIRST Improper installation adjustment alteration service or maintenance of this equipment can cause property damage injury or death Thoroughly read the installation operating and maintenance instructions before installing or servicing this equipm
33. 52 Thermostat Hi Limit 53 Screw Thermostat Hi Limit x2 54 Screw Thermostat Clamp 55 Thermostat Clamp 102075 101672 101688 NGC 1152 FIGURE 49 Removing the Hi Limit Thermostat Voltage Sensor Figure 50 Proprietary device designed to measure incoming line voltage and distribute either 208 or 240 VAC operation The sensor is only included in ovens operated in North and South America To replace a defective Voltage Sensor 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel 3 Remove Electrical Plate Assembly for access to THE CONTROL SYSTEM Voltage Sensor Screw 4 Disconnect wiring from Voltage Sensor 2 wires to Wiring Harness and 2 wires to terminal block 5 Replace defective Voltage Sensor with P N 100783 6 Reconnect wiring 7 Reattach the Electrical Plate Assembly and side panel NUMBER PART PART NUMBER 56 Screw Voltage Sensor 101688 57 Electrical Plate HHB 8134 58 Voltage Sensor 100783 59 Grommet Electrical Plate 100644 60 Nut Electrical Plate Ground 100903 61 Screw Electrical Plate x2 102911 FIGURE 50 Replacing Voltage Sensor 45 46 THE CONTROL SYSTEM TROUBLESHOOTING Troubleshooting No Keypad Input YES Is the keypad cable properly connected to the I O Control Bo
34. Exhaust Display Display Keypad Door Switch Fuses I O Control Board Power Supply Rack Oscillator Motor Relay Smart Card Reader Solid State Relay Thermocouple CC Thermocouple EC Thermostat Cooling Fan Thermostat Hi Limit Ej Eh e E Eh e Fb Ej Eb Ep CL e LED dd n n Voltage Sensor 32 THE CONTROL SYSTEM Blower Motor Controller Figure 39 The proprietary Brushless DC Blower Motor Controller actuates the Blower Motor To replace a defective Blower Motor Controller 4 Replace the defective Blower Motor Controller with P N 100443 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Blower Motor Controller Bracket The Motor Controller is attached to the bracket on the reverse side 3 Disconnect Wiring Harness from the defective Blower Motor Controller 5 Reconnect Wiring Harness and reattach the Blower Motor Controller cover NUMBER PART PART NUMBER 1 Blower Motor Controller 100443 2 Screw Blower Motor Controller x4 101688 9 Bracket Blower Motor Controller HHB 8111 4 Screw Blower Motor Controller Bracket x4 101688 FIGURE 39 Removing Blower Motor Controller Cooling Fans Figure 40 Located on the back of the oven the Cooling Fans ventilate air into the Electrical Compartment via the inlet fan then back out via the exhaust fan To replace a d
35. IGURE I3 Enabling Disabling the Demonstration Mode Enabling Disabling Demonstration Mode Figure 13 Enabling Demonstration Mode allows the operator to view show every operational aspect of the oven without the oven actually heating up By default the Demonstration Mode is disabled unless otherwise requested by the customer To enable disable Demonstration Mode 1 From the Options Menu press the DEMONSTRATE Soft Key bottom right to turn the Demonstration Mode on or off 2 Press the BACK STOP Key to exit the Options Menu PROGRAMMING RECIPES Programming options include D Adjusting the Cook Chamber Temperature Modifying Recipes Loading a Menu from a Smart Card Saving a Menu to a Smart Card Checking the Recipe Counter a H Bo To program recipes the oven must be in either the Cool down State or Off State 12 OPERATING THE OVEN SET TEMP 475 F PRESS ENTER FIGURE 14 Adjusting the Cook Chamber Temperature BACK stop TT Step 3 amp 4 Step 5 EDIT GROUP 1ST GROUP ATH GROUP 2ND GROUP STH GROUP 3RD GROUP 6TH GROUP BACK STOP BOE Step 5 access all Food Items in the 1st Group In this example pressing the top right Soft Key would NOTE Press the DOWN Key to view Food Groups 7 12 FIGURE 15 Modifying Recipes Step 5 Adjusting the Cook Chamber Temperature Figure 14 1 Ensure oven is in eith
36. MING UP Step 8 Step 7a Step 7c FIGURE 18 Modifying Recipes Steps 7 10 7 From Food Item Screen Figure 18 page 14 the operator can a Enter change food group name b Enter change food item name c Set cook time by using the UP and DOWN Keys 5 second increments d Choose whether to turn rack on or off by using the UP and DOWN Keys e Specify Events which allow each food item to cook in different phases at different air levels o Enter percentage of cook time per event total must equal 100 o Enter percentage of air per event 1096 increments 8 To test settings before saving press bottom left Soft Key Oven will initiate a Cook Cycle to the specifications of new settings 9 To save settings press ENTER Key until SET TINGS SAVED is displayed can be up to three 3 times before SETTINGS SAVED displays 10 Press the BACK STOP Key 3 times to exit the menu doing so before saving settings will erase changes Loading Menu from Smart Card Figures 19 and 20 CAUTION Loading a menu from a Smart A Card will overwrite all existing recipes programmed into the oven To load a menu from a Smart Card 1 Ensure oven is in either the Off State or Cool down State 2 Insert Smart Card into Smart Card Reader Orient card as shown in Figure 19 3 Press bottom left Soft Key 4 Press middle left Soft Key to LOAD MENU FROM CARD Figure 20 5 Press t
37. N STATES AND MENU ACCESS Reference Figure 3 page 6 Oven State Descriptions I Warm up State during which the oven warms itself to the predetermined Cook Chamber temperature Ready to Cook The oven is ready to cook when it has warmed up to the preset Cook Chamber temperature At this point the operator can enter cook commands via the keypad Cool down State during which the Blower Motor blows cool air into the Cook Chamber until the temperature is below 150 F 66 C This takes approximately 90 minutes Off Cooking components are off and Cook Chamber temperature is below 150 F 66 C but Control System remains operational 5 OPERATING THE OVEN Menu Descriptions 1 Edit Menu Menu from which operator technician can modify Cook Chamber temperature recipes and recipe settings 2 Options Menu Menu from which operator can enable disable various operative functions 3 Recipe Menu or Menu Highest superset of recipes the menu consists of 12 food groups of 6 recipes or 72 recipes total 4 Test Mode Menu Menu from which technician can run diagnostics and check statistics in test mode POWERING UP To turn on the oven press the ON OFF Key The oven will begin to warm up to its predefined cooking temperature typically 500 F 260 C This takes approximately 10 minutes When the Warm up Cycle is completed the oven will beep and display READY TO COOK Within a
38. NG AN ISSUE 23 TEST HIGH H_D BLOWER TELE CC 81 F HEATER A FAULTS HEATER B OFFSET RACK OS A BACK STOP Ey ES FIGURE 26 Test Mode Menu Screen 1 of 2 STATUS INDICATORS Displayed in Test and Diagnostic Modes Status Indicators help in troubleshooting The following oven parts are represented by letters at the bottom of the display Figure 26 Door represented by D Backlit OPEN Not backlit CLOSED Heater A represented by left H Backlit OFF Not backlit ON Heater B represented by right H Backlit OFF Not Backlit ON Blower represented by A for air Backlit OFF Not Backlit ON NOTE In Figure 26 the door is open the D is backlit Heater A and B are on neither H is backlit and the Blower is off the A is backlit TESTING OPTIONS From the Test Mode Menu Figure 26 a service technician can test reference the following oven components Blower Motor Fault Log Temperature Offset Heaters A amp B Rack Oscillator Diagnostic Mode Cook Counter Time Cumulative Operating Time Electrical Compartment Temperature Fahrenheit Celsius Options EH El a E Ej a dia n0 o El Serial Number To access the Test Mode Menu 1 Ensure the oven is in the Off or Cool down State 2 Simultaneously press and hold the Down and Right Keys for 1 second NOTE The Test Mode Menu contains two screens Use the
39. Oscillator Motor 102451 Figure 46 page 41 Washer Swing Arm Assembly 102451 Not labeled Wiring Harness Line Voltage 103022 Not labeled Wiring Harness Low Voltage 103021 Not labeled COMPREHENSIVE PART LISTING HARDWARE DESCRIPTIONS PART NUMBER DESCRIPTION 100903 Nut 10 32 Hex Serrated Flange SS 100905 Nut 1 4 20 Hex Serrated Flange SS 101402 Screw 10 32 X 1 4 PHFH 101421 Screw 4 40 x 1 2 PHFH 100 Deg SS 101520 Screw 4 40 X 25 Lg 101663 Screw 8 Type A X 2 1 4 PHFH Sheet Metal SS 101672 Screw MAX 7 X 8 Sem Internal Tooth 101687 Screw 6 32 X 1 2 PPH Sheet Metal Drill Point Zinc 101688 Screw 8 15 Sheet Metal Type A PTRHD Serrated 101693 Screw 10 32 X 1 4 PHTRH SS 101694 Screw 10 32 X 1 2 PPHD Thread Cutting Cres or Other 101714 Screw Set 8 32 X 3 16 Skt Hd BO Steel 101913 Standoff 8 32 X 1 25 Lg Hex M F Zinc 101947 Standoff 6 32 X 1 25 Lg M F Zinc plated Steel 101951 Standoff 6 32 X 5 8 X 25 Hex F F Zinc 102809 Screw 8 32 X 3 8 PFLH 100 Deg SS 102910 Screw 6 32 X 1 4 Sems Internal Tooth PPHD Cres 102911 Screw 6 32 X 3 8 PPH Sem Internal Tooth SS 102921 Screw 8 32 X 3 8 PPHD Sem Internal Tooth SS 102961 Nut 46 32 KEPS External Tooth SS 102963 Nut 10 32 Keps External Tooth SS
40. STOP Key to exit the Test Mode Menu NOTE To permanently erase the Cook Cycle totals press the ENTER Key when viewing the total number of completed Cook Cycles 27 28 DIAGNOSING AN ISSUE TEST HIGH H_D 030305 EN mae OVENTIME 15 30 CC 81 F ELEC COOKS F C ACCUM S N D Step 2 In this example the oven has been on for 15 hours and 30 minutes 00 Step 1 Simultaneously press and hold for 1 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State Step 3 FIGURE 35 Viewing the Cumulative Operating Time TESTHIGH H_D 030305 CC 81 F DIAG Ee tate ELEC COOKS F C ACCUM S N D BACK STOP e In this example the EC Temperature is 110 F 43 C Step 2 Step 1 Simultaneously press and hold for 1 Step 3 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State FIGURE 36 Viewing the Electrical Compartment EC Temperature 8 P P Viewing the Cumulative Operating Time Figure 35 The High h Batch oven logs the total amount of time the oven has been on To view this statistic 1 From Screen 1 of the Test Mode Menu press the DOWN Key to toggle to Screen 2 of the Test Mode Menu 2 Press the ACCUM Soft Key bottom left to view cumulative operating time 3 When finished press the BACK STOP Key to exit the Test Mode Menu
41. Thermocouple is open resulting in an F7 Fault To replace a defective CC Thermocouple m Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel 3 Pull back insulation where necessary 4 Replace defective thermocouple with P N NGC 1140 5 Reset insulation and reattach Right Side Panel Thermocouple Electrical Compartment EC This Type K Thermocouple measures the temperature of the Electrical Compartment If the temperature within the Electrical Compartment is above 158 F 70 C the control will display an F6 Fault To replace a defective EC Thermocouple 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove Right Side Panel 3 Disconnect defective thermocouple from the I O Control Board and install new one P N 700 1199 See page 61 for schematic 4 Reattach Right Side Panel NUMBER PART PART NUMBER 48 Thermocouple Cook Chamber NGC 1140 49 Screw Thermocouple Cook Chamber 101688 FIGURE 47 Removing the Cook Chamber CC Thermocouple Thermostat Cooling Fan Figure 48 The Cooling Fan Thermostat actuates the cooling fans when the Electrical Compartment Temperature reaches 120 F 49 C To replace a defective Cooling Fan Thermostat 1 Ensure Cool
42. UP and DOWN Keys to toggle from screen to screen DIAGNOSING AN ISSUE TEST HIGH H_D BLOWER ENEE AIRFLOW 10 CC 81 F HEATER A FAULTS HEATER B OFFSET RACK OS TT Airflow increases 10 Status Indicator A each time the BLOWER Soft Key is pressed Step 1 2 FIGURE 27 Testing the Blower Motor should not be backlit Simultaneously press and hold for 1 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State Step 3 TEST HIGH H_D BLOWER 030305 COOK FAULTS FI BLOWER F2 LOW TMP FG EC TEMP H THERMO CC 81 F HEATER A FAULTS HEATER B OFFSET RACK 0S BACK STOP ao oe In this example test shows the oven has logged one 1 F1 Fault Step 1 Simultaneously press and hold for 1 second to get to the Test Mode Menu Screen 1 NOTE Oven must be in the Off or Cool down State Step 2 Step 3 FIGURE 28 Viewing the Fault Log Testing the Blower Motor Figure 27 1 From Screen 1 of the Test Mode Menu press the BLOWER Soft Key top left 2 Continue pressing the BLOWER Soft Key top left to raise blower speed in 1096 increments 3 When finished press the BACK STOP Key to end the test and exit the Test Mode Menu Viewing Clearing the Fault Log Figure 28 1 From Screen 1 of the Test Mode Menu press the FAULTS Soft Key middle left 2 To
43. aim and is not liable for any injuries that may result When lifting and placing the oven 1 Position one or more persons on left and right sides of oven 2 Lift from bottom of oven 3 Place oven on surface at least 30 762 mm deep and capable of supporting 167 lbs 76 kg Setup Once oven is properly positioned on the counter 1 Remove packing material and or foreign objects from within Cook Chamber THEORY OF OPERATION SPECIFICATIONS AND INSTALLATION 2 Install Oven Rack by placing it over support pins 3 Plug in oven to appropriate electrical outlet Operating the Oven OPERATING THE OVEN The High h Batch 2 BACK STOP D FIGURE 2 High h Batch Keypad This section contains information on Control Display and Key Identification Powering up Powering down Cooking Instructions Cooking Options Programming Recipes E E E 80 E EI Using the Options Menu CONTROL DISPLAY AND KEY IDENTIFICATION Reference Figure 2 I Display Displays operational information 2 Soft keys Six 6 keys used for different functions depending on what is adjacently displayed 3 Directional keys Allow user to navigate menus and adjust incremental settings 4 Enter key Used to save edited information 5 Back Stop key Press to stop a Cook Cycle or to return to a previous screen 6 On Off key Turns the oven on and off OVE
44. ample pressing the top right Soft Key would access all Food Items in the 1st Group BACK STOP NOTE Press the DOWN Key to view Food Groups 7 12 FIGURE 4 Selecting a Food Group 1ST GROUP FIRST ITEM FOURTH ITEM SECOND ITEM FIFTH ITEM THIRD ITEM SIXTH ITEM BACK STOP BOE a Cook Cycle for the First Item Press the Soft Key corresponding to the desired food item In this example pressing the top right Soft Key would initiate FIGURE 5 Selecting a Food Item 5 Each of the 12 food groups contains 6 food items recipes Select a recipe by pressing the corresponding Soft Key Figure 5 NOTE To immediately terminate a Cook Cycle press the BACK STOP Key COOKING OPTIONS Time Screen Options Figure 6 page 8 If the Time Screen is enabled before initiating a Cook Cycle the operator will be given the option to adjust the cook time in 5 second increments To learn about enabling and disabling the Time Screen see page 10 Done Screen Options Figure 7 page 8 If the Done Screen is enabled when the operator opens the door at the end of a Cook Cycle he she will be given two 2 choices 1 Save Time save an adjusted cook time if Time Screen is also enabled 2 Cook More cook an item longer after it reaches the end of its Cook Cycle When an item is cooked longer the oven cooks it to the specifications of the final event in the ini
45. ard Replace Display Keypad page 35 If the problem persists replace the I O Control Board page 39 Correct wiring THE CONTROL SYSTEM Troubleshooting No Display Screen is Blank Y Is wiring from the I O Control Board to Display OK YES y YES NO Is J3 Connector receiving 5 VDC Figure 62 page 64 YES y Replace Display page 34 Does the Control beep when NO a key is pressed Replace Fuses NO Is the Power Supply receiving power page 37 Correct wiring If ribbon cable is damaged replace with P N 103024 Replace Power Supply NO 4 YES Is the Power Supply output correct VDC see page 2 for electrical specifications page 39 Replace I O Control Board page 39 HM NO Check wiring from Power Supply to I O Control Board Correct wiring if necessary Is I O Control Board receiving correct VDC Check voltage on D6 Diode on striped end Figure 62 page 64 for schematic of the I O Control Board YES i Verify 5 VDC is present on J3 Connector If not replace I O Control Board page 39 47 The Oven Door This section contains information on the Oven Door as it pertains to o Serviceable Component Information and
46. ation Part number Replacement instructions Solid State Relay SSR Description Illustration Part number Replacement instructions Support Rails Illustration Part number Removal instructions SUBJECT INDEX 39 38 38 67 39 61 29 29 29 15 14 14 39 38 38 68 39 40 38 38 68 40 55 55 68 gt gt 8 82 SUBJECT INDEX Status Indicators Description Enabling disabling for all operative activities via Diagnostic Mode Illustration Swing Arm Assembly Accessing Bushing part number 56 Covers part numbers Description Drag Link part number 56 Illustration Part number 56 Part number with Link Bar 56 Washer part number Temperature Offset Description Modification instructions Test Mode Menu Description Options Oven states in which accessible Thermocouple Cook Chamber Description Illustration Part number 42 Replacement instructions Thermocouple Electrical Compartment Description Part number 42 Replacement instructions Thermostat Clamp Illustration Part number 44 Thermostat Cooling Fan Description Illustration Part number 43 Replacement instructions 23 27 23 56 65 65 56 65 56 68 68 68 24 24 42 42 68 42 42 68 42 44 68 43 43 68 43 Thermostat Hi Limit Description Illustration Part number Replacement instructions Time Screen Description Enabling disabling Options T
47. boChef Oven Cleaner A CAUTION Do not spray or wipe cleaning chemicals onto the Catalytic Converter See Figure 60 for a diagram of the Cook Chamber n Allow cleaner to penetrate for 5 minutes D Scrub with nylon scrub pad if necessary o Wipe Oven Door and Cook Chamber with damp towel Step 4 Reattach the Oven Rack Step 5 Wipe Oven Exterior with a Clean Damp Towel CLEANING THE OVEN 59 DEEP CLEAN INSTRUCTIONS TurboChef recommends deep cleaning the oven once a month or more frequently depending on use to ensure optimal performance Be sure to use only TurboChef Oven Cleaner Using any other cleaning products can damage critical parts and may void warranty Reference Figure 60 page 60 to view Cook Chamber components Supplies and Equipment o TurboChef Oven Cleaner n Nylon scrub pad o Cleaning towel Deep Clean Procedures Step I Prepare the Oven for Cleaning o Ensure oven is turned off To turn off oven press ON OFF Key o Ensure Cool Down process is complete Cooling Down will disappear upon completion A WARNING Possible injury can occur if oven is not allowed to cool properly before cleaning do not attempt to clean it until the Cooling Down message is off Step 2 Clean and Remove the Oven Door o Spray TurboChef Oven Cleaner to break up stubborn stains Allow cleaner to penetrate for 5 minutes o Scrub with nylon scrub pad if necessary n Wipe down D See page 49 f
48. can potentially be broken into four events or phases Exhaust Fan See Cooling Fan Exhaust Fan See Cooling Fans Fault Codes Code numbers F1 F8 that describe faults or errors the oven has encountered Fault Log Located in Test Mode the Fault Log or Fault Code Counter lists each fault code and number of times oven has encountered each The Fault Log logs up to 255 instances per fault before rolling back to zero Filter Easy to remove filters help prolong the life of the Catalytic Converter by trapping excess grease The filters are attached to the Air Diverter Plate via Filter Clips Filter Clip Attaches filter to Air Diverter Plate Filtering System Helps remove debris from Cook Chamber Food Group Subset of Menu superset of Food Item Each food group contains 6 recipes or food items 12 total food groups exist comprising a Menu Food Item Subset of a Food Group Operator programs food items or recipes to preset cook times and specify events Heater Element Sheathed style Calrod heaters Attached to the same cartridge heaters A and B can be tested independently of one another Heater Insulation Shield Protective rubber shield that prevents Heater Element from touching insulation covering Hi Limit Thermostat See Thermostat Hi Limit 1 0 Control Board Controls every oven component See Figure 62 page 64 for test point locations GLOSSARY OF TERMS 73 Impinge
49. d be bracketed Throughout this process the oven to be modified will warms up in case the operator wishes to test a new modified recipe 866 Step 6b Step 6c FIGURE 17 Navigating the Food Item Menu To modify a food item 1 Ensure oven is in either the Off State or Cool down State 2 Verify Edit Menu is enabled for instructions see page 8 3 Simultaneously press and hold the UP and DOWN Keys for 1 second 4 Adjust the cook temperature in 25 F 15 C increments by using UP and DOWN Keys To verify selection or to proceed without changing the cook temperature press the ENTER Key 5 Select the Food Group that contains the item to be modified Figure 15 6 Select Food Item to be modified Figure 16 NOTE To learn how to navigate the Food Item Menu Figure 17 review the following a To navigate characters numbers and letters within a field use the top left and top right Soft Keys b To change characters use the UP and DOWN Keys Press and hold these keys to rapidly scroll through characters NOTE Pressing the UP and DOWN Keys will clear the field of its current content UNLESS you first press either the top left or top right Soft Key c Use the LEFT and RIGHT Keys to navigate fields OPERATING THE OVEN lt 1ST GROUP gt FIRST ITEM COOK TIME 00 00 RACK ON 1 2 3 100 0 0 100 100 100 WAR
50. efective fan 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove side panel nearest to defective fan 3 If removing exhaust fan remove covering THE CONTROL SYSTEM 33 4 Remove finger guard NOTE The screws that hold finger guards in place also hold fans in place 5 Disconnect Wiring Harness from fan 6 Install new fan P N 100516 and reconnect Wiring Harness 7 Reinstall finger guard s covering 8 Reattach side panel s NUMBER PART PART NUMBER 5 Cooling Fans Inlet Exhaust 100516 6 Cooling Fan Finger Guard 100087 7 Screw Cooling Fan Assy 4 x 2 fans 8 101694 8 Cover Cooling Fan Exhaust HHB 8079 9 Screw Cooling Fan Cover x3 101688 FIGURE 40 Replacing Cooling Fans 34 THE CONTROL SYSTEM Display Figure 41 To replace a defective Display 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion and unplug the oven 2 Remove both side panels 3 Remove Display Panel 4 If ribbon cable is damaged replace with P N 103024 not pictured and jump to step 10 5 If Display is defective remove from Display Panel 6 Remove Display Brackets from Display 7 Replace Display with P N 100505 NUMBER PART PART NUMBER 10 Display 100505 11 Screw
51. ent Strictly adhere to the following safety information to reduce the risk of o Damage to the oven o Damage to property near the oven Personal injury Burns Fire Electric shock GENERAL SAFETY INFORMATION o Use this appliance only for its intended uses as described in this manual o Only qualified service personnel should service this appliance Contact the nearest authorized service facility for examination repair or adjustment a Always ensure the oven is disconnected from the power supply before servicing repairing or adjusting any components or parts DO NOT place the cord near heated surfaces DO NOT store or use flammable vapors or liquids e g gasoline in the vicinity of this appliance DO NOT allow children to use this appliance DO NOT place corrosive chemicals or vapors in this appliance It is not designed for industrial or HH EH EM laboratory use a DO NOT operate this appliance if it Has a damaged cord or plug Is not working properly Has been damaged or dropped DO NOT cover or block any openings on this appliance DO NOT store this appliance outdoors DO NOT use this appliance near water DO NOT immerse this appliance or any of its components e g cord plug etc in water DO NOT let the cord hang over the edge of a table or counter EK oH NH RR REDUCING FIRE RISK If materials inside the oven ignite or if smoke is observed 1 Keep the oven door closed 2 Turn off the oven 3 Discon
52. er the Off State or Cool down State 2 Verify Edit Menu is enabled for instructions see page 8 3 Simultaneously press and hold the UP and DOWN Keys for 1 second 4 Adjust Cook Temperature in 25 F 15 C incre ments by using the UP and DOWN Keys Nn Press ENTER Key to verify selection or press the BACK STOP Key to cancel NOTE Pressing the ENTER Key will open the next menu modifying recipes If you do not wish to modify recipes simply press the BACK STOP Key to exit the Options Menu Modifying Recipes Figures 15 18 The Recipe function of the High h Batch speed oven maximizes cooking efficiency by allowing the operator to preset cooking specifications for up to 72 items on his her menu The High h Batch stores these menu items into twelve Food Groups each containing six Food Items recipes NOTE To erase all recipes and recipe settings see Erasing Recipe Menu page 9 OPERATING THE OVEN 1ST GROUP FIRST ITEM FOURTH ITEM SECOND ITEM FIFTH ITEM THIRD ITEM SIXTH ITEM 088 Step 6 allow the operator to modify the first food item in the first food group FIGURE 16 Modifying Recipes Step 6 In this example pressing the top right Soft Key will BACK STOP lt 1ST GROUP gt FIRST ITEM COOK TIME 00 00 2 3 4 0 0 0 100 100 100 WARMING UP e BACK STOP Step a The field selecte
53. ess the F C Soft Key middle right to change the type of temperature measurement 3 When finished press the BACK STOP Key to exit the Test Mode Menu Viewing Entering the Serial Number Figure 38 1 From Screen 1 of the Test Mode Menu press the DOWN Key to toggle to Screen 2 of the Test Mode Menu 2 Press the S N Soft Key bottom right to view the Serial Number 3 To change the Serial Number or enter it for the first time press either the UP or DOWN Key An editable Serial Number will display above the current one 4 Edit each character using the UP and DOWN Key The cursor will move to the next character if you wait 2 seconds 5 Press the ENTER Key to confirm or the BACK STOP Key to cancel 6 When finished press the BACK STOP Key to exit the Test Mode Menu 29 The Control System The Control System signals senses commands and actuates the oven s other components For a schematic that includes all Control System compo nents see Figure 61 page 61 For more compre hensive hardware descriptions see page 69 This section contains o Serviceable Component Information and Replacement Instructions O Parts and Part Numbers o Troubleshooting THE CONTROL SYSTEM 3l SERVICEABLE COMPONENTS The following components of the Control System may at some point need to be replaced Blower Motor Controller Cooling Fans Inlet and
54. f problem persists use the figure below to trou bleshoot the Swing Arm Assembly 5 Unplug the oven 6 Remove all components from the left and right sides of the oven including insulation to access the Swing Arm Assemblies 7 Remove the Swing Arm Covers 8 Correct problem and reinstall all components SCH NOTE Some oven components have been removed for clarity NUMBER PART PART NUMBER 86 Drag Link Swing Arm Assembly HHB 8044 87 Swing Arm Assembly with Link Bar HHB 8050 88 Bushing Swing Arm Assembly x2 100152 89 Swing Arm Assembly HHB 8040 FIGURE 58 Swing Arm Assembly The Filtering System The filtering system helps remove debris from the Cook Chamber However daily maintenance and deep cleaning are still required to ensure oven functions most efficiently For more comprehensive hardware descriptions see page 69 This section contains o Serviceable Component Information and Replacement Instructions o Parts and Part Numbers SERVICEABLE COMPONENTS o Catalytic Converter o Filters THE FILTERING SYSTEM Catalytic Converter Figure 59 The Catalytic Converter a VOC type catalyst cleans the recirculating airflow The catalyst sub stantially lowers the combustion temperature of grease entrained in the air path to approximately the same temperature of the airflow thus breaking down grease into CO
55. he ENTER Key to confirm or the BACK STOP Key to cancel After approxi mately 5 seconds screen will display that menu has loaded from card Figure 20 Saving Menu to Smart Card Figures 19 and 21 CAUTION Saving a menu to a Smart A Card will overwrite all existing recipes programmed into the Smart Card To save a menu to a Smart Card 1 Ensure oven is in either the Off State or Cool down State FIGURE 19 Inserting Smart Card into Reader OPERATING THE OVEN Smart Card Reader Slot Smart Card Notice orientation of chip LOADING FROM CARD LOADING DONE FROM CARD Step 3 Step 4 FIGURE 20 Loading from Smart Card BB TO CARD SAVING DONE TO CARD Step 4 Step 5 FIGURE 21 Saving to Smart Card 16 OPERATING THE OVEN 1ST GROUP FIRST ITEM SECOND ITEM THIRD ITEM FOURTH ITEM FIFTH ITEM SIXTH ITEM ZERO COUTNERS PRESS ENTER Step 1 At any point the operator can zero out the counters for a given group Step 2 Step 3 In this example the second item recipe in the first group has completed one cook cycle FIGURE 22 Checking the Recipe Counter 2 Verify Write Card function is enabled for instructions see page 9 3 Insert Smart Card into Smart Card Reader Orient card as shown in Figure 19 4 Press the bottom left Soft Key 5 Press middle left S
56. hese options By default the Edit Menu is enabled unless otherwise requested by the customer To enable disable the Edit Menu 1 From the Options Menu press the EDIT MENU Soft Key top left to turn the Edit Menu on or off 2 Press the BACK STOP Key to exit the Options Menu OPERATING THE OVEN OVEN OPTIONS TIME SCREEN ON EDITMENU ON ERASE MENU DONESCREEN ON WRITECARD OFF DEMONSTRATE OFF ITT Step 1 Here the Edit Menu is turned on aod Step 2 To access the Options Menu simultaneously press and hold for 5 seconds FIGURE 8 Enabling Disabling the Edit Menu OVEN OPTIONS EDITMENU ON TIME SCREEN ON ERASE MENU DEMONSTRATE OFF PRESS ENTER WRITECARD OFF ERASE MENU 808 After Erase Menu is selected a confirmation message appears Step 1 Step 2 Step 3 To access the Options Menu simultaneously press and hold for 5 seconds FIGURE 9 Erasing the Menu Erasing the Recipe Menu Figure 9 Erasing the Recipe Menu will permanently delete currently stored recipes and recipe settings To erase the menu 1 From the Options Menu press the ERASE MENU Soft Key middle left to erase menu 2 Press the ENTER Key to confirm or the BACK STOP Key to cancel 3 Press the BACK STOP Key to exit the Options Menu Enabling Disabling the Write Card Function Figure I0 page 9 Enabling
57. ket part number Part number Replacement instructions Power Supply Description Illustration Part number Replacement instructions oo 49 49 65 49 52 34 66 34 66 65 68 67 66 39 38 38 67 39 Programming Recipes Adjusting the Cook Chamber Temperature Checking Recipe Counter Loading a Menu from a Smart Card Modifying Recipes Saving a Menu to a Smart Card Rack Cleaning instructions Installing Offset Accessory part number Part number Rack Oscillator Motor Bracket to which attached part number Crank part number Description Illustration Part number Replacement instructions Retaining ring part number Washer part number Ready to Cook State Description Menus in which can access Recipe See Food Item Recipe Counter Description Viewing instructions Recipe Menu Description Loading from Smart Card Modifying Oven states in which accessible Saving to Smart Card 12 16 14 12 14 14 59 60 67 55 67 41 65 41 65 40 41 41 67 40 41 67 41 68 16 16 14 12 14 14 Relay Description Illustration Part number Replacement instructions Safety Instructions General Safety Information Grounding Instructions Power Cord Replacement Preventing Oven Damage Reducing Fire Risk Schematic Serial Number Description Entering Viewing instructions Smart Card Illustration Loading from Saving to Smart Card Reader Description Illustr
58. l dry the Cook Chamber and Drain System Step 8 Remove the Drain Pan o Wash rinse and sanitize the Drain Pan Step 9 Reattach and Reinstall all Clean Components Step 10 Wipe Down the Outside of the Oven with a Clean Damp Towel High h Batch Schematic HIGH H BATCH SCHEMATIC 6l VFD DISPLAY 64X 128 DOTS TECOS Ht M 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 yBK22 I DOOR SWITCH c NC o NO OR 6 OR 9 OR I3 RD iG RDig BK 20 BK 22 El RD 24 BK 25 27 E WH BK 32 BK 33 d AQ CG EC AQ c6 ee gi SI SS d 55 Ps ji 2 52 E 5 EJ MAG i CT 2 3 4 5 MONITOR NO INTERIN 6 7 8 BMSC 9 STATUS OK 9 BMSC SEL HXSTATUSIN 10 H P 12 a ASPEN VOLTMODUALIN 13 P3 iA 15 24VPSIN 16 17 EE 18 19 so 24VPSIN 20 2AVP amp SINTERRTN 2l 24V MONITORRTN 22 23 BMSCO 10VOUT 24 BMSC COMM 2 25 26 27 28 K6 B VOLTS MOD OUT 29 K4 B CONVOUT 30 BMSC 3 ENABLE OUT 3I BMSC 4 COMRTN 32 24V VOLT MODULERTN 33 34 35 36 ee KR Rul THERMOCOUPLES 39 cc ag RJII SAID Oe ds 4
59. lay Panel x2 100903 Figure 43 page 36 Nut Electrical Plate Ground 100903 Figure 50 page 45 Nut Pinches Wiring Harness to Terminal Block x2 100903 Not labeled Nut Smart Card Reader Standoff x4 102961 Not labeled Nut Flange Heater Element x4 100903 Figure 56 page 54 Nut Jam Heater Element x4 102963 Figure 56 page 54 Panel Display HHB 8025 Figure 41 page 34 Panel Left Side HHB 8023 2 Figure 41 page 34 Panel Right Side HHB 8024 2 Figure 41 page 34 Power Cord 100187 Not labeled COMPREHENSIVE PART LISTING PART PART NUMBER ILLUSTRATION Power Cord Mounting Bracket NGC 1167 Not labeled Power Supply 101206 Figure 45 page 38 Push Nut x2 101293 Figure 53 page 51 Rack HHB 8104 Figure 57 page 55 Rack Offset Accessory HHB 8118 Not labeled Rack Oscillator Motor HHB 8135 Figure 46 page 41 Relay 101273 Figure 45 page 38 Retaining Ring Rack Oscillator Motor 101297 Figure 46 page 41 Retaining Ring Swing Arm Assembly 101297 Not labeled Ribbon Connector Display 103024 Not labeled Screw Air Diverter Plate x4 101688 Figure 59 page 57 Screw Blower Motor Controller x4 101688 Figure 39 page 32 Screw Blower Motor Controller Bracket x4 101688 Figure 39 page 32 Screw Blower Motor Cover x8 101688 Figure 55 page 53 Screw Component Pla
60. ment Circuit System that provides the high temperature airflow necessary to brown and cook food items Inlet Fan See Cooling Fan Inlet Inner Plate See Door Inner Plate Jetplates Top and bottom plates within the Cook Chamber that can be removed replaced to increase or decrease heat transfer rates Keypad See Display Keypad Link Bar Connects left and right Swing Arm Assemblies to ensure synchronized rack oscillation Mechanical Relay See Relay Menu See Recipe Menu Motor See Blower Motor Motor Controller See Blower Motor Controller Off State Impingement Circuit is off and Cook Chamber temperature is below 150 F 66 C but Control System remains operational When the oven is off the operator technician can access the Edit Menu Options Menu and Test Mode Menu Options Menu Menu from which operator can enable disable various operative functions The oven must be in either Off or Cool down State to access Options Menu 74 GLOSSARY OF TERMS Oven Rack See Rack Percentage Air Function that allows operator technician to specify the relative amount of impingement airflow speed of Blower Motor during each Cook Cycle event Valid percentages are between 10 and 100 NOTE Maximum 100 7100 RPM Blower Motor Speed Blower Motor Speed scale is linear Percentage Time Function that allows operator technician to specify the duration of each Cook Cycle event Percentages across events
61. n completion and unplug the oven THE CONTROL SYSTEM 37 2 Remove the Fuse Cover 3 Rotate fuse cap 90 counterclockwise to access the fuse 4 Disconnect Wiring Harness from fuse 5 Replace the defective fuse with P N 100592 6 Reattach Wiring Harness 7 Reinstall Fuse Holder and Fuse Cover NUMBER PART PART NUMBER 24 Screw Fuse Cover 101688 25 Fuse Cover HHB 8136 26 Fuse Class CC 12 Amp x2 100592 27 Fuse Holder x2 100586 FIGURE 44 Removing Fuses 38 THE CONTROL SYSTEM NUMBER PART PART NUMBER 28 Screw I O Control Board x4 102910 29 Standoff I O Control Board x4 101951 30 I O Control Board NGC 1008 31 Solid State Relay 101286 32 Screw Solid State Relay x2 101688 33 Standoff Smart Card Reader x4 101947 34 Screw Smart Card Reader x4 102911 35 Smart Card Reader 100506 36 Cable Smart Card Reader 103023 37 Relay 101273 38 Screw Relay x2 101687 39 Power Supply 101206 40 Screw Power Supply x3 102911 FIGURE 45 Component Plate Assembly Refer to the Component Plate Assembly Figure 45 when replacing o I O Control Board o Power Supply o Relay o Smart Card Reader o Solid State Relay 1 0 Control Board Figure 45 The I O Control Board controls all aspects of oven operation
62. ndicators Letters at bottom of the Test Mode Menu that help in troubleshooting the Door D Heater A left H Heater B right H and Blower A The oper ator also has the option to turn on status indicators for all operative activities via the Diagnostic Mode function Support Rails Rails that support top and bottom Jetplates Swing Arm Assembly Located behind Swing Arm Covers mechanisms on either side of the oven that actuate rack oscillation Temperature Offset Feature that provides accurate temperature readings of where food actually cooks as opposed to where thermometer is located Can be modified in Test Mode Menu Test Mode Menu Menu from which technician can run diagnostics and check statistics The oven must be in either the Off State or Cool down State to access the Test Mode Menu Thermocouple CC Cook Chamber Thermocouple This Type K ther mocouple measures the temperature of the recircu lating impingement airflow Thermocouple EC Electrical Compartment Thermocouple Located on the I O Control Board this Type K Thermocouple measures the temperature of the Electrical Compartment Thermostat Cooling Fan Actuates the cooling fans when EC temperature reaches or exceeds 120 F 49 C Thermostat Hi Limit The Hi Limit Thermostat is a 250VAC 3 Pole manual reset thermostat with a trip point of 572 F 300 C The Thermostat which interrupts power to the Heater Element should never operate du
63. nect the power cord or shut off power at the fuse circuit breaker panel o Carefully attend the oven if paper plastic or other combustible materials are placed inside the oven to facilitate cooking a DO NOT leave items in the Cook Chamber when the oven is not in use a DO NOT cook items wrapped in cling wrap or plastic film a DO NOT overcook food SAFETY INSTRUCTIONS PREVENTING OVEN DAMAGE o When servicing this appliance do not tear insulation to get to components Rather find the edge of the insulation and remove the tape that holds it in place Operate the oven only when food is in the Cook Chamber Clean the oven daily Clean the oven only with TurboChef Oven Cleaner DO NOT clean with a water jet DO NOT slam or mishandle the oven door DO NOT frequently open and close the door to check the cook status of the food DO NOT allow cleaning solution or water to remain in the Cook Chamber longer than necessary RR YN B 0 0 O GROUNDING INSTRUCTIONS N WARNING Improper grounding increases the risk of electric shock This appliance must be grounded It is equipped with a cord that has a grounding wire and plug that in the event of an electrical short circuit reduce the risk of electric shock by providing an escape wire for the electric current The wire must be plugged into an outlet that is properly installed and grounded Consult a qualified electrician or serviceman for help understanding o Grounding instructions o
64. ng Instructions Cooking Options Time Screen Options Done Screen Options Using the Options Menu Enabling Disabling the Edit Menu Erasing the Recipe Menu Enabling Disabling the Write Card Function Enabling Disabling the Time Screen Enabling Disabling the Done Screen Enabling Disabling the Demonstration Mode Q9 FA A NY NNN NN ra ra ra VM kv GO GD JJJ Ch G0 00 VAN Re Oo CH Programming Recipes Adjusting the Cook Chamber Temperature Modifying Recipes Loading Menu from Smart Card Saving Menu to Smart Card Checking Recipe Counter Diagnosing an Issue Fault Codes Descriptions Clearing Instructions and Troubleshooting F1 BLOWER Blower Running Status Bad F2 LOW TEMP Cook Temperature Low F6 EC TEMP Electrical Compartment Temperature High F7 THERMO Thermocouple Open F8 HEAT LOW Heat Rise Low Status Indicators Door Heater A Heater B Blower Testing Options Testing the Blower Motor Viewing Clearing the Fault Log Adjusting Temperature Offset Checking Heaters A and B Testing the Rack Oscillator Enabling Disabling Diagnostic Mode Viewing Cook Counter Time Viewing Cumulative Operating Time Viewing EC Temperature Changing Fahrenheit Celsius Option Viewing Entering Serial Number The Control System Serviceable Components Blower Motor Controller Cooling Fans Display Display Keypad Door Switch Fuses I O Control Board Power Supply Relay Smart Card Reader Solid State Relay 11 12 12 14 14 16
65. ng loaded hinge can be removed and replaced as an entire unit To replace a Door Hinge 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion 2 Remove Oven Door page 49 3 Replace hinge s with P N 102807 THE OVEN DOOR 5I 4 Reattach oven door 5 Return hinge retainers to locked state and close oven door Door Switch See Control System for description and replacement instructions page 36 FIGURE 53 Replacing a Hinge NUMBER PART PART NUMBER 66 Door Hinge 102807 67 Push Nut x2 101293 68 Hole Plug x2 101191 69 Screw Door Hinge 1 per hinge 2 total 101402 THE OVEN DOOR TROUBLESHOOTING Troubleshooting Cook Door Open Message when Door is Closed Is wiring from Door Switch to YES N I O Control Board OK S Is the Door Switch Replace Door Switch Correct wiring properly installed page 36 If wiring is damaged Ensure it is not loose YES replace the Door or cracked If problem persists Switch page 36 ensure Door Actuator NO see Figure 54 below is properly installed If problem continues to persist replace I O Reset Door Switch Control Board page 39 Ensure that this side rather than the bracket side faces the oven upon reinstallation NOTE Some oven components have been removed for clarity
66. oft Key to SAVE MENU TO CARD Figure 20 6 Press the ENTER Key to confirm or the BACK STOP Key to cancel After approxi mately 5 seconds screen will display that menu has saved to the card Figure 21 page 15 Checking Recipe Counter Figure 22 To view how many times each recipe Food Item has been used 1 Simultaneously press and hold middle left and middle right Soft Keys for 3 seconds 2 Screen will display food items in first food group To view other food groups use the UP and DOWN Key 3 After viewing desired Food Items press the BACK STOP Key to exit the menu NOTE To erase counters press the ENTER Key when viewing the totals Diagnosing an Issue To help in troubleshooting this section contains information on o Fault Codes Descriptions Clearing Instructions and Troubleshooting Control Display and Key Identification Oven States and Menu Access Status Indicators EH E e n Testing Options FAULT CODES DESCRIPTIONS CLEARING INSTRUCTIONS AND TROUBLESHOOTING The High h Batch oven continually monitors and logs fault conditions For instructions on viewing the Fault Log see page 24 The Fault Log o Logs each fault up to 255 instances before rolling back to zero o Increments when a fault is detected but does not decrement when the fault is cleared whether through service or some other action Reference Figure 23 below to determine when
67. or removal instructions Step 3 Remove Oven Rack o Wash rinse and sanitize Oven Rack Step 4 Remove Top and Bottom Jetplates D For instructions see page 55 n Wash rinse and sanitize the Jetplates and Support Rails 60 CLEANING THE OVEN ea Top Jetplate ____ Air Diverter Plate covers the Catalytic Converter Fi Ite r 0 Oven Rack Bottom Jetplate FIGURE 60 The Cook Chamber Step 5 Check Grease Filters o Plate is attached via 4 screws o Check to see if Filters P N HHB 8114 need to be replaced To order Filters call 800 90TURBO or your Authorized Distributor o If necessary remove Filters by first unhooking the Filter Clip P N HHB 8115 which is attached at the center of the Air Diverter Plate Step 6 Clean the Cook Chamber and Drain System o Spray TurboChef Oven Cleaner to break up stubborn stains Allow cleaner to penetrate for 5 minutes o Scrub with nylon scrub pad if necessary o Open the Drain Lid and use water to flush out food particles into the Drain Pan Step 7 Dry Cook Chamber and Drain System o Using a clean dry towe
68. quested by the customer To enable disable the Time Screen 1 From the Options Menu press the TIME SCREEN Soft Key top right to turn the Time Screen function on or off 2 Press the BACK STOP Key to exit the Options Menu Enabling Disabling Done Screen Figure 12 Enable the Done Screen to D Save an adjusted cook time D Cook an item longer after it reaches the end of its Cook Cycle Disabling it prevents the operator from doing the above and helps ensure all originally programmed cook times remain unaltered By default the Done Screen is enabled unless otherwise requested by the customer To enable disable the Done Screen 1 From the Options Menu press the DONE SCREEN Soft Key middle right to turn the Done Screen function on or off 2 Press the BACK STOP Key to exit the Options Menu OPERATING THE OVEN OVEN OPTIONS EDITMENU ON TIME SCREEN ON WRITECARD OFF DEMONSTRATE OFF is turned on To access the Options Menu simultaneously press and hold for 5 seconds Here the Done Screen function BACK STOP 60 Step 1 Step 2 FIGURE 12 Enabling Disabling the Done Screen OVEN OPTIONS EDIT MENU ON TIME SCREEN ON WRITECARD OFF DEMONSTRATE OFF 808 BACK stop E n To access the Options Menu simultaneously press and hold for 5 seconds Demonstration Mode is turned off Step 1 Step 2 F
69. quired the Support Rails snap on and off However Jetplates Figure 57 they may require a gentle tap with a utensil to The Jetplates help maximize food quality Different snap into and out of place Jetplates facilitate different cooking results 4 Replace Jetplate s For a listing of the different To replace a Jetplate types of Jetplates see the comprehensive part 1 Ensure Cool Down process is completed Cool listing page 65 Down message will disappear upon completion 5 Reinstall Support Rails and Oven Rack 2 Remove Oven Rack NUMBER PART PART NUMBER 80 Rack HHB 8104 81 Support Rail Bottom Left HHB 8058 1 82 Support Rail Bottom Right HHB 8058 2 83 Support Rails Top x2 HHB 8117 84 Jetplate Standard Bottom HHB 8013 1 85 Jetplate Standard Top HHB 8013 2 FIGURE 57 Removing Jetplates 56 THE IMPINGEMENT CIRCUIT Swing Arm Assembly Figure 58 The Swing Arm Assembly is actuated by the Rack Oscillator Motor The attached oven rack oscillates when the Swing Arm Assembly is in motion If the rack is not oscillating properly 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion 2 Ensure recipe settings have the rack set at ON See pages 12 14 for modifying recipes 3 If recipe settings are correct ensure the Rack Oscillator Motor is working properly page 41 4 I
70. r 1 Ensure Cool Down process is completed Cool Down message will disappear upon completion 2 Remove Oven Rack 3 Remove Jetplates page 55 4 If more room to operate is necessary remove the Air Diverter Plate 5 Unfasten the Filter Clip from the center of the Air Diverter Plate 6 Swing the clip open and remove the Filter 7 If necessary replace it with P N HHB 8114 8 Reconnect the clip and reinstall all components Cleaning the Oven DAILY MAINTENANCE The procedures below will help in maintaining the High h Batch oven Be sure to use only TurboChef Oven Cleaner Using any other cleaning products can damage critical parts and may void warranty on those parts Refer to Figure 60 page 60 to view the Cook Chamber components Supplies and Equipment o TurboChef Oven Cleaner o Nylon scrub pad o Cleaning towel Cleaning Procedures Step I Prepare the Oven for Cleaning o Ensure oven is turned off To turn off oven press ON OFF Key o Ensure Cool Down process is complete Cooling Down will disappear upon completion WARNING Possible injury can occur if A oven is not allowed to cool properly before cleaning do not attempt to clean it until the Cooling Down message is off Step 2 Remove Oven Rack o Wash rinse and sanitize Oven Rack Step 3 Clean Oven Door and Cook Chamber o Using a damp towel remove food particles O In case of stubborn stain spray Tur
71. r Cleaning Instructions Description Illustration Part number Replacement instructions Control Board See I O Control Board Control System Description Schematic Serviceable components Troubleshooting No Display Blank Troubleshooting No Keypad Input Cook Chamber Daily maintenance Deep cleaning procedure Illustration Temperature Offset Temperature Settings 57 65 57 58 53 53 65 53 65 29 24 17 32 65 32 32 32 65 32 57 58 57 57 57 65 37 31 61 31 47 46 59 59 60 24 Cook Counter Description Viewing instructions Cook Time Description Viewing instructions Cooking Instructions Options Cool down State Description Menus in which can access Cooling Fans Description Exhaust Fan Exhaust Fan Cover part number Finger Guard part number Illustration Inlet Fan Part number Replacement instructions Thermostat See Thermostat Cooling Fans Cumulative Operating Time Description Viewing instructions Daily Maintenance Cleaning procedure Supplies and equipment Deep Clean Cleaning procedure Supplies and equipment Demonstration Mode Description Enabling disabling Diagnostic Mode Description Enabling disabling SUBJECT INDEX 33 33 33 27 27 27 27 33 29 65 65 33 33 65 33 28 28 59 59 59 59 11 11 27 27 77 78 SUBJECT INDEX Display Bracket part number Illustration Part number Replacement inst
72. racket see page 32 for instructions This will allow access to Rack Oscillator Motor 3 Remove washer and retaining ring from crank Retain them for use with new motor 4 Remove the Rack Oscillator Motor from the Drag Link not pictured 5 Remove the Rack Oscillator Motor Bracket with motor attached from oven 6 Remove Rack Oscillator Motor from Bracket 7 Remove the crank from the motor shaft attached via 3 16 inch screw P N 101714 not pictured 8 Disconnect the Wiring Harness from Rack Oscillator Motor 9 Install new motor P N HHB 8135 and reconnect Wiring Harness 10 Reinstall crank and bracket 11 Reattach Rack Oscillator Motor to drag link 12 Fasten washer and retaining ring 13 Reinstall Blower Motor Controller Bracket THE CONTROL SYSTEM NUMBER PART PART NUMBER 41 Rack Oscillator Motor HHB 8135 42 Crank Rack Oscillator Motor HHB 8045 43 Screw Rack Oscillator Motor x2 101672 44 Washer Rack Oscillator Motor 102451 45 Retaining Ring Rack Oscillator Motor 101297 46 Bracket Rack Oscillator Motor HHB 8049 47 Screw Rack Oscillator Motor Bracket x2 101688 FIGURE 46 Removing the Rack Oscillator Motor Al 42 THE CONTROL SYSTEM Thermocouple Cook Chamber Figure 47 Type K Thermocouple Thermocouple measures the temperature of the recirculating impingement airflow If the display indicates 999 F C the
73. ring normal operation Time Screen Screen from which operator can adjust total cook time before initiating a Cook Cycle Total Cook Time Temporal measurement of a Cook Cycle TurboChef Oven Cleaner Cleaning solution that is safe to use on the High h Batch oven Using other cleaners may damage critical parts and void warranty To order call 800 90TURBO GLOSSARY OF TERMS 75 Voltage Sensor Proprietary device designed to measure incoming line voltage and switch between 208 and 240 VAC operation The sensor is only included in ovens operated in North and South America Warm up State State during which the oven warms itself to the predetermined Cook Chamber temperature Wiring Harness System of wires that distributes power to each of the oven s components Consists of Low voltage harness and Line voltage harness Write Card Function Function that allows operator to save a Recipe Menu to a Smart Card This function can be enabled or disabled in the Options Menu as overwriting a Smart Card is not generally recommended Subject Index Air Diverter Plate Part number Removing when servicing Catalytic Converter Blower Motor Cover Description Mounting Plate part number Part number Replacement instructions Testing Troubleshooting F1 Fault Blower Motor Controller BMSC Bracket to which attached part number Description Illustration Part number Replacement instructions Catalytic Converte
74. ructions Troubleshooting Display Keypad Description Illustration Part number Replacement instructions Troubleshooting Display Panel See Panels Done Screen Description Enabling disabling Options Door See Oven Door Door Actuator Illustration Part number Troubleshooting Cook Door Open Message when door is closed Door Gasket Illustration Part number Replacement instructions Door Hinge Description Illustration Part number Replacement instructions Door Inner Plate Illustration Part number Removing to access door gasket 34 65 34 34 65 34 34 33 25 39 05 35 46 52 52 65 52 50 50 65 50 51 51 51 65 51 50 50 65 50 Door Push Nut Illustration 51 Part number 51 67 Door Receiver Part number 65 Door Switch Description 36 Illustration 36 Part number 36 65 Replacement instructions 36 Troubleshooting Cook Door Open Message when door is closed 52 Door Switch Actuator Mounting Bracket Illustration 36 52 Part number 36 65 Drain Lid Illustration 57 Part number 57 65 Drain Pan Illustration 57 Part number 57 65 Removing when deep cleaning Cook Chamber 59 60 Drain Pan Rack Part number 65 Edit Menu Description 6 Enabling disabling 8 Options 12 Oven states in which accessible 6 Electrical Compartment Temperature troubleshooting 20 Electrical Plate Illustration 45 Part number 45 66 Electrical Specifications Canada Europe Asia Pacific
75. s J3 3 Pin Connector for VED Display J4 14 Pin Connector for Keypad J5 26 Pin Connector for Display Data J6 RS 232 Connector for computer hookup if necessary RJ11 Connector for Smart Card Cable U15 EPROM Socket PI Voltage Reference 0 5 VDC P3 Blower Controller Pin Configuration SKP1 Beeper R51 Beeper Volume Adjustment 64 HIGH H BATCH SCHEMATIC ET Seas o o o J3 90900000000 o oo o o0 o0 Do oo oo oo oo oo oo oo D oo oo iD oo cc 19 5 oo oo oo o0 o oo oo oo oo o0 N 7 e 3 nc mm e Lo O Besegegeaagagag sl gt SKPI BRI FIGURE 62 I O Control Board and Test Point Locations Comprehensive Part Listing COMPREHENSIVE PART LISTING COMPREHENSIVE PART LISTING PART PART NUMBER ILLUSTRATION Air Diverter Plate HHB 8030 Figure 59 page 57 Blower Motor HHB 8106 Figure 55 page 53 Blower Motor Controller 100443 Figure 39 page 32 Blower Motor Cover NGC 1081 Figure 55 page
76. t Door Receiver Mechanism in each hinge slot to which the oven hinges attach Door Switch Sensor that detects actuator The Control System determines whether the door is open or closed via the Door Switch Drag Link Bar that connects Rack Oscillator Motor to left Swing Arm Assembly Drain Lid Lid at bottom of Cook Chamber through which when opened excess debris is funneled into the drain pan Drain Pan Removable metal pan that collects grease and food particles that drain from Cook Chamber Drain Pan Rack Supports drain pan attached to bottom of oven EC Thermocouple See Thermocouple EC Edit Menu Menu from which operator technician can modify Cook Chamber temperature recipes and recipe settings The oven must be in either Off State or Cool down State for operator to be able to access the Edit Menu Electrical Compartment Area that houses Control System components Electrical Compartment Temperature Actual temperature of the Electrical Compartment registered by the EC Thermocouple Electrical Plate Plate to which terminal block and Voltage Sensor are attached Error Message A message that is displayed when an unusual event occurs The screen will display an error message only when the error occurs Error messages are not logged in the Fault Log Event Subset of Food Item An event is a portion of a Cook Cycle in which the operator can specify a difference in blower intensity Each food item
77. t and exhaust fans that ventilate the Electrical Compartment Cooling Fan Exhaust Air that ventilates the Electrical Compartment exits through the exhaust fan Cooling Fan Inlet Air that ventilates the Electrical Compartment enters through the inlet fan Cooling Fan Thermostat See Thermostat Cooling Fan Cumulative Operating Time Function on Test Mode Menu that displays cumulative time of oven operation i e total time oven has been on Daily Maintenance Procedure that operator should apply every day to ensure oven remains in optimal condition Deep Clean Process that operator and or technician should apply approximately once per month or more frequently as needed to ensure oven remains in optimal condition Demonstration Mode Accessible from the Options Menu Allows the operator to view show every operational aspect of the oven without the oven actually heating up 72 GLOSSARY OF TERMS Diagnostic Mode Function that displays diagnostic information during all operative activities Display Screen through which operator and oven interact Display Keypad The primary interface for the operator Done Screen Screen at the end of a Cook Cycle from which the operator can save an adjusted cook time or cook an item longer than its predetermined cook time Door Actuator Magnet in oven door Detected by Door Switch to determine if door is open or closed Door Inner Plate Plate that covers door gaske
78. te Standoff x4 102921 Not labeled Screw Cooling Fan Assy 4 x 2 fans 8 101694 Figure 40 page 33 Screw Cooling Fan Cover x3 101688 Figure 40 page 33 Screw Display x4 101520 Figure 41 page 34 Screw Door Actuator x2 101421 Not labeled Screw Door Hinge 1 per hinge 2 total 101402 Figure 53 page 51 Screw Door Hinge Receiver x4 101693 Not labeled Screw Door Inner Plate x10 102809 Figure 52 page 50 Screw Door Switch Actuator x2 101421 Figure 43 page 36 Screw Drain Pan Rack x3 101688 Not labeled Screw Electrical Plate x2 102911 Figure 50 page 45 Screw Front Side Panel x2 per side 101663 Figure 41 page 34 Screw Fuse Cover 101688 Figure 44 page 37 Screw Heater Element x6 101688 Figure 56 page 54 Screw I O Control Board x4 102910 Figure 45 page 38 Screw I O Control Board Standoff x4 102911 Not labeled Screw Power Supply x3 102911 Figure 45 page 38 Screw Rack Oscillator Motor x2 101672 Figure 46 page 41 Screw Rack Oscillator Motor Bracket x2 101688 Figure 46 page 41 Screw Rack Oscillator Motor Crank 101714 Not labeled Screw Relay x2 101687 Figure 45 page 38 67 68 COMPREHENSIVE PART LISTING PART PART NUMBER ILLUSTRATION Screw Side Panel 8 per panel 101688 Figure 41 page 34 Screw Smart Card Reader
79. tial Cook Cycle To learn about events or phases of a recipe see Modifying Recipes pages 12 14 To learn about enabling and disabling the Done Screen see page 10 OPERATING THE OVEN ENTER COOK TIME 02 00 to initiate a Cook Cycle Press the START Soft Key bottom right BACK STOP E Use the UP and DOWN Keys to adjust time in 5 second increments FIGURE 6 Time Screen PLEASE REMOVE FROM OVEN SAVE TIME BACK STOP 866 Press the SAVE TIME Soft Key bottom left to save an adjusted time Press the COOK MORE Soft Key bottom right to cook an item longer After selecting Cook More adjust additional time in 5 second increments using the UP and DOWN Keys FIGURE 7 Done Screen USING THE OPTIONS MENU Use the Options Menu to o Enable disable the Edit Menu H Erase Recipe Menu Enable disable the Write Card Function Enable disable the Time Screen Enable disable the Done Screen Enable disable Demonstration Mode H El E a To access the Options Menu 1 Ensure the oven is in either Cool down State or Off State 2 Simultaneously press and hold top left and top right Soft Keys for 5 seconds Enabling Disabling Edit Menu Figure 8 Enabling the Edit Menu allows operators to modify Cook Chamber temperature recipes and recipe settings Disabling the Edit Menu prevents operators from accessing t
80. tion Part number SUBJECT INDEX 17 24 24 58 57 57 66 59 60 58 58 57 57 66 57 57 57 6 7 12 14 6 7 6 7 12 14 6 7 37 37 37 66 37 37 37 66 37 37 66 79 80 SUBJECT INDEX Hardware Descriptions Heater Element Description Part number Replacement instructions Testing Heater Insulation Shield Illustration Part number Hi Limit Thermostat See Thermostat Hi Limit 1 0 Control Board Description Illustration Part number Replacement instructions Test point locations Impingement Circuit Description Serviceable Components Installation Jetplates Accessory part numbers Cleaning instructions Illustration Part numbers Removal instructions Keypad See Display Keypad Mechanical Relay See Relay Menu See Recipe Menu Motor See Blower Motor 69 54 54 66 54 25 54 54 66 39 38 64 38 66 39 64 59 53 66 59 60 55 60 55 66 55 Motor Controller See Blower Motor Controller BMSC Motor Windings Resistance Motor Windings Resistance Table Off State Description Menus in which can access Options Menu Description Options Oven states in which accessible Oscillating Rack See Rack Oven Door Description Part number Serviceable components Troubleshooting Panels Display panel part number Side panels part numbers Part Numbers Comprehensive list Power Powering down Powering up Power Cord Mounting brac
81. uple is Open or 999 F C Reset Button To clear this fault The Control System must detect continuity on the thermocouple circuit Troubleshooting F7 Fault To troubleshoot an F7 Fault see the diagram on page 21 F8 HEAT LOW This fault will display if during warm up the Cook Chamber temperature fails to rise at least 35 F approximately 18 C every five minutes NOTE This fault will not log rather it will display an Error Message during warm up Troubleshooting F8 Fault To troubleshoot an F8 Fault see the diagram on page 22 DIAGNOSING AN ISSUE Troubleshooting F6 EC TEMP Electrical Compartment EC Temperature High Does the oven have room to ventilate not tightly enclosed by other appliances or fixtures YES Is the oven in an area of moderate temperature 120 F 49 C or cooler NO NO Move oven to open area or remove items that are in close proximity YES y Are both Cooling Fans rotating NO Is Wiring Harness properly connected Check Cooling Fan Thermostat I O Control Board and Fans See page 61 for schematic YES Check for obstructions in the airflow and remove them YES y Replace defective component either Cooling Fan Thermostat page 43 I O Control Board page 39 or Fan page 33
82. urboChef Oven Cleaner Description Part Number TurboChef Oven Guard Part Number Voltage Sensor Description Illustration Part number Replacement instructions Warm up State Description Wiring Harness Line Voltage part number Low Voltage part number Write Card Function Description Enabling disabling 44 44 44 68 44 59 58 68 68 2 45 45 45 68 45 68 68 For further information call Customer Service at 800 90TURBO Sales and Marketing at 866 90TURBO Accelerating the World of Cooking Part Number HHB 8707 Revision A June 2005 Country Code NA Headquarters Six Concourse Parkway Suite 1900 Atlanta Georgia 30328 678 987 1700 PHONE 678 987 1750 FAX Sales amp Marketing 866 90TURBO Operations 4240 International Pkwy Suite 105 Carrollton Texas 75007 214 379 6000 PHONE 214 379 6073 FAX Customer Service 800 90TURBO International Schoutlaan 14 NL 6002 EA Weert The Netherlands 31 O 495 541872 PHONE 31 0 495 539095 FAX turbochef com
83. ure 32 NOTE The Oven Rack will not oscillate if it is not properly set on the support pins To test the Rack Oscillator 1 From Screen 1 of the Test Mode Menu press the RACK OSC Soft Key bottom right 2 When finished testing press the RACK OSC Soft Key bottom right again to turn the rack oscillator off 3 Press the BACK STOP Key to end the test and exit the Test Mode Menu Enabling Disabling the Diagnostic Mode Figure 33 Enable Diagnostic Mode to n View Cook Cycle parameters when cooking o View Status Indicators page 23 during a Cook Cycle To enable disable the Diagnostic Mode 1 From Screen 1 of the Test Mode Menu press the DOWN Key to toggle to Screen 2 of the Test Mode Menu 2 Press DIAG Soft Key top left to turn the Diagnostic Mode on or off 3 When finished press the BACK STOP Key to exit the Test Mode Menu Viewing Cook Counter Time Figure 34 The High h Batch oven logs how many Cook Cycles have completed as well as the cumulative cook time To view how many Cook Cycles have completed and the cumulative cook time 1 From Screen 1 of the Test Mode Menu press the DOWN Key to toggle to Screen 2 of the Test Mode Menu 2 Press the COOKS Soft Key middle left to view total number of Cook Cycles completed LA To view the cumulative cook time press the COOKS Soft Key middle left again 4 When finished press the BACK

Turbo Chef Technologies HHB-8029 User's Manual

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