TurboChef HIGH H BATCH 2 Service Manual Download Page 50

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DIAGNOSING AN ISSUE

Troubleshooting:

No Keypad Input

YES

Replace the keypad.
(page 38)

Is the keypad cable properly connected
to the control board?

Correct wiring.

Troubleshooting:

“Cook Door Open” Message when Door is Closed

YES

Is the door aligned properly?

Align the door by following
the steps for removing and
reinstalling it (page 45).

YES

Adjust the door switch
(page 45) or replace it.

Non-Fault Code Troubleshooting

This section provides troubleshooting tips for issues that may occur independent of an oven fault.

Correct wiring.
If wiring is damaged,
replace the door
switch (page 46).

Is wiring from the door
switch to the control
board OK?

Summary of Contents for HIGH H BATCH 2

Page 1: ...Service Manual for the turbochef high h batch 2TM rapid cook oven TM 2009 2010 TurboChef Technologies Inc...

Page 2: ......

Page 3: ...For further information call Customer Service at 800 90turbo Sales Marketing at 866 90turbo TM...

Page 4: ...his 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 Specific...

Page 5: ...ates 2 Canada 2 Latin America 2 Europe Asia Pacific 2 United Kingdom Ireland 2 Standard Features 3 Performance 3 Installation 3 Packaging 3 Damaged Shipment Claims 3 Lifting and Placing the Oven 3 Sec...

Page 6: ...agnosing an Issue Fault Codes Descriptions Clearing Instructions and Troubleshooting 23 F1 BLOWER Blower Running Status Bad 23 F2 LOW TEMP Cook Temperature Low 23 F6 EC TEMP Electrical Compartment Tem...

Page 7: ...n Loading Menu 35 The Control System Components 37 Control Board 37 Cooling Fans 37 Display 37 EMI Filter 37 Fuses 37 Keypad 37 Power Cord 37 Power Supply 37 Relay Rack Oscillation Motor 37 Smart Card...

Page 8: ...k Switch 45 Removing Reinstalling the Oven Door 45 The Filtering System Miscellaneous Components Filtering System Components 47 Grease Filter 47 Grease Filter Frame 47 Catalytic Converter 47 Miscellan...

Page 9: ...es T Do not store or use flammable vapors or liquids e g gasoline in the vicinity of this appliance T Do not allow children to use this appliance T Do not place corrosive chemicals or vapors in this a...

Page 10: ...ion to get to components Rather find the edge of the insulation and remove the tape that holds it in place Grounding Instructions Warning Improper grounding increases the risk of electric shock This a...

Page 11: ...Specifications and Installation...

Page 12: ......

Page 13: ...t high food quality and UL certified ventless operation Certifications UL cUL NSF T V CE UL 710B KNLZ listed for ventless operation See page 6 for details and limitations Dimensions Single Units Heigh...

Page 14: ...onfigure the oven to the correct setting 208 or 240 However it does not compensate for lack of or over voltage situations Latin America HHB2LA P N HHB 8603 1K 2073 Phase 1 Voltage 230 VAC Frequency 50...

Page 15: ...fety instructions listed on pages i and ii Packaging All ovens are packaged in a double wall corrugated box with integrated skids If the oven may possibly be shipped from its original place of install...

Page 16: ...op oven on the bottom oven WARNING Do not attempt to lift the oven with fewer than two people WARNING When lifting the oven position at least one person on each side Do not lift the oven from the fron...

Page 17: ...SPECIFICATIONS AND INSTALLATION 5 Bolt Flat Washer Bracket Flat Washer Split Lock Washer Nut Figure 4 Stacked HhB 2 Ovens Two Configurations Figure 3 HhB 2 Oven Secured to TurboChef Oven Cart...

Page 18: ...r 1 Remove packing material from the cook cavity 2 Install the oven rack by placing it over the support pins 3 Plug the oven into a wall mounted electrical receptacle See Electrical Specifications pag...

Page 19: ...mm x 38 mm square stainless steel tube Easy to assemble Call 1 800 90TURBO or your Authorized Distributor for more information 18 457 mm Oven Cart Dimensions Height 18 457 mm with single oven 39 4 100...

Page 20: ...ent hole patterns can be installed To remove the bottom jetplate 1 Ensure the oven is off and the cook cavity temperature is below 150 F 66 C 2 Remove the oven rack 3 Remove both lower support rails 4...

Page 21: ...Oven Maintenance...

Page 22: ......

Page 23: ...the oven rack Step 3 Clean the Grease Filter Grasp the filter latch and lift and pull out until the filter and bracket lie flat Figure 3 Remove the filter from the bracket and gently rinse it CAUTION...

Page 24: ...tep 4 Remove the Bottom Jetplate Remove the left and right support rails by gently pulling the rail out then toward the middle of the oven Figure 4a and then out again Remove the bottom jetplate by gr...

Page 25: ...wel Step 8 Dry the Cook Chamber Using a clean dry towel thoroughly dry the cook chamber CAUTION DO NOT operate the oven with water cleaner or debris in the bottom of the cook chamber Step 9 Reinstall...

Page 26: ...12 OVEN MAINTENANCE This page intentionally left blank...

Page 27: ...Operating the Oven...

Page 28: ......

Page 29: ...erational information 2 Soft keys 6 Press to select an option on the screen that is displayed adjacent to key 3 Directional keys Press to navigate menus and adjust incremental settings where applicabl...

Page 30: ...The oven will begin cooking unless the Time screen is enabled see page 14 NOTE To immediately terminate a cook cycle press the Back Stop key 7 When cooking is complete the oven will beep and display...

Page 31: ...ating a cook cycle To learn about enabling and disabling the Time screen see page 17 Done Screen Reference Figure 12 If the Done screen is enabled the operator is given two choices upon opening the ov...

Page 32: ...ored recipes and recipe settings and is generally not recommended To erase the recipe menu 1 From the options menu press the Erase Menu soft key middle left 2 Press the enter key to confirm or the bac...

Page 33: ...gure 15 Enabling the Write Card function allows the operator 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...

Page 34: ...creen 1 From the Options menu press the Done Screen soft key middle right to turn the Done screen on or off 2 Press the Back Stop key to exit Demonstration Mode When enabled demonstration mode will pr...

Page 35: ...al recipes 6 Select the food group that contains the item to be modified Figure 19 7 Select the food item to be modified Figure 20 8 From Food Item screen Figure 21 a Press the Left or Right key to mo...

Page 36: ...UP 3RD GROUP 4TH GROUP 5TH GROUP 6TH GROUP EDIT GROUP Figure 19 Modifying Recipes Step 6 Step 6 In this example pressing the top left soft key would access all food items in the 1st Group NOTE Press t...

Page 37: ...pproximately 5 seconds screen will display that menu has loaded from card Saving Menu to Smart Card Caution Saving a menu to a smart card will overwrite all existing recipes programmed on the smart ca...

Page 38: ...22 operating the oven This page intentionally left blank...

Page 39: ...Diagnosing an Issue...

Page 40: ......

Page 41: ...e oven will automatically attempt to restart every 2 seconds until the fault is cleared To clear this fault 1 Turn the oven on The blower motor may restart successfully on its own 2 Test the blower mo...

Page 42: ...l display if the control system detects that the cook chamber CC thermocouple is open reads 999 F C To clear this fault The control system must detect continuity on the thermocouple circuit Troublesho...

Page 43: ...r cooling down 2 Press and hold the Right key for two seconds Note Use the Up and Down keys to toggle between Test Mode screen 1 and 2 From Test Mode screen 1 Figure 27 Diagnose door switch operation...

Page 44: ...0 F the offset will roll back to 0 F Checking Heaters A and B Note The motor must be running to test the heaters If the blower speed is 0 it will automati cally increase to 10 at the initiation of thi...

Page 45: ...From Test Mode screen 2 Figure 28 page 25 press the middle right soft key F C to change the type of temperature measurement Viewing Editing the Serial Number 1 From Test Mode screen 2 Figure 28 page...

Page 46: ...ance table below Is the blower motor spinning freely NO Fault Code Troubleshooting YES 1 Locate the QC 11 Connector 6 pin connector located on the top right side of the oven see page 49 for schematic...

Page 47: ...r is closed YES NO YES Ensure the jam nut is adequately tightened and the flange nut behind jam nut is not over tightened If the problem persists replace the defective heater page 43 Replace SSR page...

Page 48: ...leshooting F7 THERMO Thermocouple Open YES NO Is the thermocouple properly connected to the control board See page 49 for schematic NO Correct wiring YES NO Correct connection Is the wire harness prop...

Page 49: ...ne why it tripped excess grease buildup etc Figure 26 page 24 NO See page 28 to troubleshoot F1 BLOWER Blower Running Status Bad NO Is the solid state relay defective Is the heater element defective R...

Page 50: ...d YES NO Is the door aligned properly Align the door by following the steps for removing and reinstalling it page 45 YES Adjust the door switch page 45 or replace it Non Fault Code Troubleshooting Thi...

Page 51: ...DC NO YES YES Verify 5 VDC is present on J3 con nector If not replace the control board page 39 Is the control board receiving correct VDC Check voltage on D6 Diode on striped end page 52 for schemati...

Page 52: ...enu part number and revision correct Verify with customer or contact TurboChef Customer Service YES Are there any fault codes present See page 23 Troubleshoot the fault s using the steps on pages 28 3...

Page 53: ...age 39 Ensure the cable connecting the reader to the control board is securely attached and not damaged NO Is the connection from smart card reader to control board OK No backup copy NO Does a backup...

Page 54: ...36 diagnosing an issue This page intentionally left blank...

Page 55: ...The Control System...

Page 56: ......

Page 57: ...interface The display uses 5 VDC from the control board to operate EMI Filter Figure 32 The EMI filter helps suppress the amount of RF interference emitted by the oven Fuses Figure 34 The F1 and F2 fu...

Page 58: ...pe K and measures the temperature of the elec trical compartment If the temperature within the electrical compartment is above 158 F 70 C the control will display an F6 Fault It is located on the 40 p...

Page 59: ...ual 40 Amp Kit NGC 3005 Screw 6 32 x 3 8 PPH M S Sems Lock Wshr 102911 qty 2 11 Software Control EPROM HHB Domestic Oven Software Control EPROM HHB Dual Temp HHB 8243 1 HHB 8243 2 N A N A 12 Sound Dev...

Page 60: ...2 21 Fuse 12 Amp ATMR Type D 100592 qty 2 N A N A 22 Harness Wiring Jumper Single Phase Ovens HHB 8312 N A N A 23 Power Cord See schematic p 49 N A N A 24 Thermostat High Limit EGO 300 C Manual Reset...

Page 61: ...The Convection System...

Page 62: ......

Page 63: ...state relay The heat ers can be tested in Test Mode see page 26 Jetplates Figure 35 The jetplates channel air from the blower motor into the cook cavity Different hole patterns are available for custo...

Page 64: ...s inside the oven cavity illustration is for clarity purposes only Figure 35 Convection System Components Oven Cavity Figure 36 Convection System Components Back Panel 2 1 5 4 4 6 NOTE Oven door remov...

Page 65: ...Double Sided HHB 8104 HHB 8118 N A N A 7 Blower Motor HHB 8106 Nut 1 4 20 Serrated Hex Flange Zinc 100906 qty 6 8 Blower Motor Cover NGC 1081 Screw 8 x 1 2 PTRH Type 17 Serr 410 SS 101688 qty 8 9 Blow...

Page 66: ...Part Description Part Number Hardware Description Hardware 16 Bushing Swing Arm 5 16 Flange Mount qty 2 100152 N A N A 17 Cover Swing Arm No Mount HHB 8297 Screw 8 x 1 2 PTRH Type 17 Serr 410 SS 10168...

Page 67: ...The Oven Door...

Page 68: ......

Page 69: ...the three adjustment screws Removing Reinstalling the Oven Door To remove or reinstall the oven door follow the steps below 1 Ensure the oven has cooled to 150 F 66 C 2 Open the oven door to its full...

Page 70: ...102805 Screw 8 32 x 3 8 PPHD Int Sems SS Screw 8 32 x 3 8 Hex Wshr Head Bracket Hinge Support Left 102809 qty 4 102953 qty 3 HHB 8238 6 Hinge Right 102804 Screw 8 32 x 3 8 PPHD Int Sems SS Screw 8 32...

Page 71: ...The Filtering System and Miscellaneous Components...

Page 72: ......

Page 73: ...n temperature of grease entrained in the air path to approximately the same tem perature of the airflow thus the grease burns and breaks down into CO2 and H2O as it passes through the catalytic conver...

Page 74: ...1 Cover Left Side HHB 8271 Screw 8 x 1 2 PTRH Type 17 Serr 410 SS 101688 qty 3 2 Cover Right Side HHB 8272 Screw 8 x 1 2 PTRH Type 17 Serr 410 SS 101688 qty 3 3 Cover Top Controls HHB 8254 Screw 10 3...

Page 75: ...Schematics...

Page 76: ......

Page 77: ...D HHB 8244 TURBOCHEF TECHNICAL SUPPORT 800 908 8726 USA 214 379 6000 international TM FUSE F3 F4 12A CLASS CC 100592 FUSE F2 F4 12A CLASS CC 100592 WH 27 RD 19 WH 27 WH 28 OR 9 OR 13 RD 16 RD 19 BK 20...

Page 78: ...50 SCHEMATICS This page intentionally left blank...

Page 79: ...ostat Cooling Fan Thermostat Hi Limit Voltage Sensor Module Wiring Harness Line Voltage Low Voltage Components Cable Smart Card Connector Display VFD Door Switch I O Control Board Keypad Ribbon Connec...

Page 80: ...52 schematics Figure 46 I O Control Board and Test Point Locations RJ11 RJ11 J2 J6 BR1 J4 U15 R51 D6 P1 P3 J3 SKP1...

Page 81: ......

Page 82: ...and Marketing at 866 90turbo Part Number HHB 8722 Revision B August 2010 2009 2010 TurboChef Technologies Inc TM Global Operations 4240 International Pkwy Suite 105 Carrollton Texas 75007 214 379 6000...

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