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1. WH WHITE CONTROL OUTPUT SEE AU Me WHITE x RD RED 24VDC OPTION RED A 16 RED WHITE Analog Speed 0 10V A 17 RED 100877 4205 common 2 BLACK KEYPAD YELLOW sense ENABLE B 2 WHITE COM B 10 ORANGE GND B 18 RED C 13 WHT 101211 24VDC SMART CARD CONNECTOR BEY 100506 GV V L N E Po M 103023 elle CABLE SMART CARD s en A ANALOG 7 LEFT COOLING FANS RIGHT a MUST T e 100085 100539 a wcl 20 iocis SPEAKER ez 104155 E EE gs 4258 Es 1 vl panman 158 A A 659 C STDI O dis ge tt Horse 4086 12 AU OPTION ONLY 9 REMOVELABELS3X ______________ 3 B FRONT CONVEYOR MOTOR roo E 105 1 AND CONTROL LEFT
2. 9 Le l B 4 m eg Acceptable Chain A is tight and AS AA easily clears crumb tray holder ac ma _ lo z T UI gt 5 Sh A pun y 2 A B Call service to have link removed Chain A is loose and risks contact with crumb tray holder B Step 7 Ready the Oven for Use Standard Oven Operation by TurboChef Figure 20 Oven Controls Oven Controls Figure 20 1 Display The display shows current oven operation and or user programming information 2 Soft Keys Six soft keys are on the oven controls three on the left L1 L2 L3 where L1 top and three on the right R1 R2 R3 where top Press a soft key to select the option command that is adjacent to it Soft keys are labeled in this manual for identification however they are not labeled on the actual oven keypad 3 Up and Down Keys When the oven is in the OVEN OFF MODE use the up key to access the CONFIG MODE page 17 Use the down key to access cooking profiles 5 8
3. Figure 10 HhC 2020 Oven Dimensions Front Triple St special order 50 amp max circuit breaker protection Europe Asia 220 240 VAC 3 Phase 220 240 VAC 50 60 Hz 40 amp current draw Max Input 14 4 kW 4 wire supply IEC60309 4 pin plug 64 amp max circuit breaker protection Europe Asia 380 415 VAC 3 Phase 380 415 VAC 50 60 Hz 20 amp current draw Max Input 14 4 kW 5 wire supply IEC60309 5 pin plug 32 amp max circuit breaker protection a il 41 7 1059 po Hm PA Figure 12 HhC 2620 Oven Dimensions Top 48 3 1227 mm mii f ue Smeg d 21 b 4 83 17 0 T EI EM _ 432 mm 330 Pd CA m 4 0 102 mm 18 4 467 mm Figure 13 HhC 2620 Oven Dimensions Front Single
4. 13 0 330mm 4D gt 30 0 i j 762 mm E 13 0 e n 330 mm O gt d eec d E 1 09 13 0 L 330 gt AGAN 3 43 0 Z T 1092 mm 13 0 S 330 mm e pl 13 0 u I z 330 mm 4 E o f 2 Figure 15 2620 Oven Dimensions Front Triple HhC 2620 Dimensions Exterior Height 13 0 330 mm with legs 17 0 432 mm Width 48 3 1227 mm Depth 41 7 1059 mm
5. dep OTTTO TD 10 0 0 ojo ojo Ola EE ojo ojo ojo oo m olololfoyn oyojopoyoyojoyoyoyo mE TURBOCHEF TECHNICAL SUPPORT 800 908 8726 MAGNETIC SWITCH CHHB S209 AU OPTION BLACK AS DIS PLA Y SIDE 5 4 5 H6S 4451 2 1 TA S S nun LE i CHECKED BY DA MOTOR D ALLWIRES TO BE 18 22 G4 01121 TYPE E TEFLON 650 TO 2000 600 VOLTS TOP BLOWER MOTOR AND CONTROL ic C P 1 mE GND 72221 J um TIEF A FO TD AMPS CLASS CO 100590 9113113 Dn SUN AI __ __ Hcs 4131 2 DI 5 4 3 2 1 CONVEYOR 0 10VDC 0 UTP UT BELT 5 V0C TO HALL BIN BLR 1 10100 OUTPUT LR 0 11 UTP UT T0 8 VOC 0 MOLEX 20P 0 11 12 j J 14 10 11 14 11 j D 110 init dr 39 28 8200 JS TOP BLR GND CONVEYOR GND CC RTD GND CO RTD INPUT CC RTD INP K7 24VDC OUTPUT Ks 24VDC OUTPUT VOLT SELECT MOL E gt lt POs ELEC GAS SELECT GND HALL EFFECT GND ELECTRIC GAS SELEC
6. 48 3 1227 mm 3 Phase 208 240 00d 50 60 Hz Ap 40 amp current draw Max Input 14 4 kW 4 0 102 mm 4 wire supply NEMA 15 50P plug 4 pin IEC60309 available by 18 4 467 mm Figure 8 HhC 2020 Oven Dimensions Front Single ft Tae ag a 13 0 330 mm 5 30 0 762 mm eos E 13 0 u 330 330 mm si 3 Sg Y i d o Dg 13 0 Em El E 330 mm 76 Ch 3 i d 43 0 s i 1092 mm t PH 13 0 M d 330 s 5 X e E 3 13 0 u 330 mm Y 1 U U
7. Screw SH MTL 8 1 2 Serrated PHTRH 101688 x4 Crumb Tray HCT 4045 x2 None None Eyelid HCT 4028 x2 Screw Thumb w W HD 1 4 20x1 2 SS 101752 x2 Finger Guard 100086 x2 None None Gear Motor Cover HCT 4142 Nut 10 32 SERR HEX FLNG SS 100903 x4 Hanger HCT 4148 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x4 Hatch with Logo HCT 3017 2 None None Hatch without Logo HCT 3017 4 None None Hatch Latch 100777 x2 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x3 Heater HCS 3009 x2 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x2 Heater Cover HCT 4032 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x14 Jetplate HCT 4099 x2 None None Keypad HHC 1234 None None Leg HHB 3205 x4 None None Plenum HCT 4020 x2 None None Power Cord Retainer 15 9211 x2 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x2 Shelf Tray HCT 4050 x2 None None Support Top Plenum HCT 4169 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x4 Air Filter Back Panel Display Power Cord Retainers Figure B 3 Rear Oven Components Heater Cover Back Panel Tail Cooling Fan B 5 SLN3NOdWOD 0206 DYH DNIDVId3J4 8 XIGNdddV B 6 APPENDIX B REPLACING 2020 OVEN COMPONENTS Replacing Items Left End Bell DA WARNING Before removing or replacing any oven component thoroughly read the safety instructions found at the front of this manual a
8. ecosce 0 sv Y vn Relay Mechanical K7 lt Speaker Power Supply Bracket Power Supply A 9 SLN3NOdWOD NdAO 8191 DNIDV Iddd XIGNdddV 10 APPENDIX REPLACING HhC 1618 OVEN COMPONENTS This page intentionally left blank Appendix Replacing HhC 2020 Oven Components Replacing Oven Components A WARNING Before removing or replacing any oven component thoroughly read the safety instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death Part Details Locate the Part Here Outside of Left End Bell Right End Bell Item Part Number Oty Per Oven End Bells Page B 6 Page B 8 Page B 4 Air Filter HCT 4067 2 V Back Panel Display HCT 4079 1 V Back Panel Tail HCT 4105 1 V Fidi Assembly North and South HCT 3022 Motor Assembly Europe Asia HCT 3022 2 7 Blower Motor Controller CON 7013 2 V Cable Display Power 2 Pin C0410 1 Cable Display Ribbon NGC 1530 1 Cable Smart Reader 100182 1 V Chain Conveyor HCT 4143 2 Chainguard Left Split belt config only HCT 4038 V Chainguard Right HCT 4041 1 V Channel HCT 4076 1
9. Service Manual FOR THE TURBOCHEF HIGH h CONVEYOR 1618 2020 AND 2620 OVENS 2008 2013 TurboChef Technologies Inc For further information call 800 90 TURBO 1 214 379 6000 2008 2013 TurboChef Technologies Inc 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 help 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 Information Important Safety Information Please Read First General Safety Information Reducing Fire Risk Preventing Oven Damage Grounding Instructions Power Cord Replacement Specifications and installation HhC 1618 Dimensions HhC 1618 Electrical Specifications 2020 Dimensions HhC 2020 Electrical Specifications 2620 Dimensions HhC 2620 Electrical Specifications Packaging Certifications Oven Construction Installation Instructions Delivery and Initial Inspection Lifting the Oven Oven Location and Placement Stacking the HhC 2020 or HhC 2620 Installation Near Open Heat Source Ventilation Requirements Cleaning Daily and Weekly Daily Cleaning Instructions Weekly Clea
10. ooo A u p T 5 5 rsens 7 s B miti Ls inn LE NH f ONINV AT 10 CLEANING Step 5 Reinstall Oven Components C 00 c 0 Go e eo M y c oo DDD 5 ooo
11. Standoff 410 32 x F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Blower Motor Controller CON 7013 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 Distribution Block HCT 4141 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 EMI Filter 100539 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Fuse Block 103548 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Fuse 20 Amp Class CC 100599 x2 None None Power Cord Contact Factory None None Relay Mechanical K6 101279 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Relay Solid State K4 K5 HCT 4213 Screw 8 x 3 8 PH MOD TRUSS CRES 101682 x2 Thermostat Cooling Fan 102086 Screw 6 x 1 2 PPHD DRL PT SS 101687 X2 Thermostat High Limit 102075 Screw M4 x 0 7 x 8 pphd INT TOOTH SS 101672 X These items are included in both the right and left endbells Fuse Block Fuse 20 Amp Class CC Power Cord Distribution Block Relay Mechanical K6 not shown for clarity m Solid State K4 K5 Figure 6 Left End Bell Components Back Panel Removed SLN3NOdWOD NdAO 8191 DYH DNIDV Iddd XIONIddV A 8 APPENDIX REPLACING 1618 OVEN COMPONENTS Replacing Items Right End Bell N WARNING Before removing or replacing any oven component thoroughly read the safety instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all prec
12. gt the air filter s page 9 33 DNILOOHSF1INOAUL 34 TROUBLESHOOTING Is the RTD open Using an ohmmeter measure at the control board pages YES 39 48 RTD should measure approximately 100 Q at 32 F 0 C See page 24 for ohm temperature chart re all the contacts closed on the high limit thermostat Reset and determine why it tripped over temp blower Is the wirin failure etc 5 correct pages Check if the high limit probe 39 48 or RTD is damaged or defec control Board tive replace if needed page page A B C 8 8 Correct wiring pages 39 48 re there any obstructions that are blocking the conveyor s movement or is the conveyor belt damaged Remove obstruction or replace Remove the chain guard repair the conveyor and restart YES page A B C 4 the oven Is the F9 fault code still present Is the chain damaged or obstructed in anv wav YES Open the right end bell also open the left end bell if split belt conveyor Is the Correct wiring pages no Wiring correct from the conveyor motor 39 48 to the conveyor motor controller to the control board correct pages 39 48 Remove obstruc tion or if necessary Check that the CMSC settings correctly Is the conveyor motor CMSC correspond with or I O control board damaged TurboChef settings or defective See Figure 49 for page 26 and 42 motor winding resist
13. wu gm pt gt lt gt lt gt T ELT 7 N E a ee Ee 2 O gt 4 lt gt Z a P Lo gt O IX n EE Lx lt gt gt lt gt wu RET bid lt gt lt gt 4 gt ES gt oa gt m B c 3 ou lt lt gt USED ON APPLICATION ASSY 159 159 GENERAL DASH 10 t c s 4 gt Lit ES 5 a E gt LJ 6 E on lt gt ae sil lt gt c TE T ixi aol c on cr c Sa E oO c lt gt E co cc oc m c a ana au ET lt Z prd 2 lt gt
14. KEYPAD HHC 1234 101279 B 18 RED 1o C 13 WHT 101211 24VDC VOLTAGE MODULE POWER la SMART CARD CONNECTOR N 100506 103023 CABLE SMART CARD ANALOG LEFT COOLING FANS RIGHT EMI FILTER _ 100085 100539 E C20 E SE ADV SPEAKER icr 104155 s m OT 1 120 F 58 102086 1 35 aD HCT 4086 12 sz A _ FRONT CONVEYOR MOTOR IR AND CONTROL LEFT OPTION RED A 16 RED 100877 WHITE rem na VFD DISPLAY YELLOW zz oci EMI FILTER 6VSK1 WHITE 100539 BR 102088 MARES BMSC a 1 240 VAC o T 1o e 100445 Tcreen 3 1 4 Analog Speed 0 10 A 18 RED HCT 4205 I O COMMON 5 BLACK 1 B 1 WHITE E1 2 LLLI F1 20 AMPS CLASS CC 100599
15. The down key moves down through the available characters i e A 9 8 INS L1 inserts a space DEL R1 deletes the selected character gt R2 moves the cursor to the right lt L2 moves the cursor to the left Press R3 to save the changes or L3 to cancel SAGOW N3AO 22 OVEN MODES Initiating a Burn In Test NOTE Burn in tests are for manufacturing use only DO NOT initiate a burn in test unless expressly instructed by TurboChef To initiate a burn in test Press L2 Figure 34 page 19 on screen 2 of the TEST MODE The burn in test Figure 40 runs the oven for 45 minutes to ensure correct oven operation When the burn in test completes the burn in complete screen Viewing the Serial Number The serial number is located at the bottom of screen 2 of the TEST MODE Figure 34 page 19 AN CAUTION Write this number down before replacing the I O control board Replacing the I O control board will erase this number from the oven s memory If replacing a control board see page 21 for re enter ing the serial number Figure 41 will appear Press any key to send the oven to the COOLING DOWN MODE If the burn in test fails the applicable error code will appear and the oven will return to the COOLING DOWN or OVEN OFF MODE Erasing Oven Settings To erase oven settings press L3 Figure 34 page 19 on screen 2 of the TEST MODE to access the erase screen Figure 42 From the
16. lt O 2 O IH CONVEYOR VDC 0 10 14 A J jo 4 9 SPEAKER GND Q K4 K5 HX1 24VDC OUT E O A e J 11 gt gt TOP BLR GND i 15 u ul ul IE CONV F GND BELT R BELT 5 VDC TO HALL CONVEYOR R GND TERT AE 16 6 BTM BLR 0 10VDC OUTPUT T 7 CC RTD GND _ CORD Advanced aT a Mini fit Jr 39 28 8240 19 9 K7 CONV DIR OUTPUT BLR STATUS INPUT HI LIMIT INPUT 20 10 J10 MOLEX 22POS Mini fit Jr 39 28 8200 Mini fit Jr 39 28 8220 HHC 2020 CONTROL PINOUTS Number HCT 4131 F Date JUNE 16 2008 Drawn b MJP JKP Filename Sheet 2 of 3 A B D 47 SN3JAO 0797 0 SDILVWIHDS 48 SCHEMATICS HHC 2020 AND HHC 2620 OVENS Control Techniques Commander SL EMERSON Conveyor Motor BGFM12 240TD2NX SMALL FRAME Dual or Single Conveyor 2 VERSON Passward Stock password should change in Production Pram Setting Note 0 0 Minimum set speed in Hz 120 Maximum set speed in Hz 0 0 Accelleration rate in sec 100Hz 0 0 Decelleration rate in sec 100Hz AV Drive confguration 0 15 Motor rated current 1610 Motor rated speed Note RPM of motor not output 208 Motor rated voltage 0 63 Motor power factor OPEn Parameter access 0 Start Stop logic 0 0 Jog referance OFF Enable negative prreset speeds 0 0 Preset Speed 1 0 0 Preset Speed 2 0 0 Preset Speed 3 0 0 Preset Speed
17. op fs d OPTION RED l6750W WHITE IBOTTOM 100877 87810 6 Mos IHCT 4258 VFD DISPLAY YELLOW ORR TEN EMI FILTER 900000 6VSK1 O WHITE 100539 HCT 4141 D ME RTD HCT 4213 102088 240 VAC 5 1 20 AMPS CLASS 100599 __ PHASE 100443 F2 20 AMPS CLASS CC 100599 T T RBOCHER A 18 RED TECHNOLOGIES ING MEZ 82 E rm SCHEMATIC HHC 2020 on VFD DISPLAY C 1 ORANGE WYE 380 415 VAC 60 2 50 TURBOCHEF TECHNICAL SUPPORT aus een 800 908 8726 __ 5 PIN tec60309 32 AMP VDE RATED D HCT 4151 mn 8 7 6 5 A 3 2 1 RED VDC OUTPUT WHITE CONTROL OUTPUT i 2 BLACK GROUND ORANGE STATUS OUTPUT KF El 5 e A A lt LLI E 2 2 o 0 u oj tu 1 um a ul d AJ Al m gt a 2 v gt EN e o OU EN Standard I O Pins 8 and 19 are the 24V Power Supply input J9 d C J8 UJ MOLEX 24POS Analog 1 0 gt O OU EN MOLEX 20POS K4 K5 PID OUTPUT 2 11 1 BELT CONTROLLER REAR RELAY INPUT K6 HX 2 OUTPUT n lt 2 i 5 0 12 2 2 BELT CONTROLLER FRONT RELAY INPUT SPEAKER OUTPUT O LL lt lt 2 N CONVEYOR VDC 0 10 13 3 E 2 5 a o a 24 VDC INPUT 24 VDC INPUT 84 84 gt 2 2 LLI
18. Mode 6 Cooling Down Mode during which the heater shuts off to allow the oven to cool Happens When The user presses the back off key from MODE 3 and the oven temperature is above 150 F 66 C or from MODES 4 5 or 7 Goes To MODE 1 when the oven temperature has receded below 150 F 66 C MODE 2 when the user selects a cooking profile Mode 7 Idle Mode during which both blowers are reduced to 3096 and the belt speed reduces to 15 minutes to save power All other oven components remain the same NOTE Press the idle key once to begin a countdown time of the countdown is determined by the current belt speed Press the idle key twice to immediately place the oven into IDLE MODE Happens When The user presses the idle key from MODE 5 Goes To MODE 5 when the user presses the idle key up key down key or any soft key MODE 6 when the user presses the back off key NOIIVdddO DA VOUNVIS 14 STANDARD OVEN OPERATION Editing a Cooking Profile To edit a cooking profile the oven must be in the COOKING MODE and the full edit or flex option must be enabled for each option you want to edit For more information on selecting between full edit rigid and flex options for each editable setting see Edit Modes Select Screen on page 18 When the rigid option is enabled for a given setting the soft key adjacent to that setting Figure 22 is disabled and no menu editing is allo
19. 118 kg Position one or more people on either side of the oven Lift from the bottom Never lift the oven from the front and rear The countertop must be at least 30 762 mm deep and capable of supporting 195 Ib 88 4 kg for the HhC 1618 200 Ib 90 7 kg for the 2020 and 265 lb 118 kg for the HhC 2620 Once properly positioned on the counter plug the oven into a wall mounted electrical receptacle See page 1 for the HhC 1618 page 2 for the HhC 2020 and page 3 for the HhC 2620 Oven Location and Placement WARNING Death injury and equipment damage may result from improper positioning WARNING DO NOT stack ovens without stacking brackets Contact Customer Service for more information WARNING DO NOT stack ovens more than three high It is the operator s responsibility to ensure the oven is properly positioned on countertop TurboChef will not warrant any damage or injury due to ovens that fall off countertops because of improper placement Proper placement of the oven will enhance long term operator convenience and satisfactory performance Be sure to place the oven in an area accessible for proper operation and servicing The surface on which the oven is placed must be at least 30 762 mm deep and capable of supporting 195 Ib 88 4 kg for the HhC 1618 200 Ib 90 7 kg for the HhC 2020 and 265 lb 118 kg for the HhC 2620 weights are per oven The manufacturer shall not assume liability
20. CLEANING Weekly Cleaning Instructions Wash rinse sanitize Use only Ls Completely dry with clean towel TurboChef approved cleaner part number 103180 N WARNING Always disconnect power before cleaning or servicing the oven WARNING DO NOT attempt to clean the oven until it has cooled screen reads Oven Off AN WARNING DO use a water jet when cleaning the oven Step 1 Turn the Oven Off Step 2 Remove Outer Oven Components 1 a HighhC BREAKFAST TOP AIR 80 COOKING SET 475F BTM AIR 80 BREAKFAST COOLING DOWN BREAKFAST OVEN OFF 0 TURS CHEF 09 Bo ME o Unlatch 500 x N pur Step 3 Remove Inner Oven Step 4 Clean Oven Components Components 1 1 5 8 q aTe 8 So 3 3 Replace filters if damaged or torn
21. lt gt gt E z gt lt gt A lt gt Eo lt gt cc gt E22 556 TO DATE 11 9119113 1303 MEN NEN I Sig OOH 910 14194 959 O mw ec gt lt gt lt gt TEFLON LL WIRES 108 TY Pt lt lt gt lt gt esa co m gt lo lt c ct gt co lt e H a co lt gt Zu Li BROWN CJD mu gt a I E 1 lt Ej Es 25 lt gt lt gt T ua HK ao gt
22. 6 32 EXT Tooth CRES 102961 x2 Relay Mechanical K7 101279 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 RTD HHC 6517 2 Screw SH MTL 8 x 1 2 Serrated PHTRH 101668 Nut 6 32 Serrated Hex Flange 100902 x3 Smart Card Reader 100506 Screw 6 32 x 38 100DEG SS 101430 x3 Standoff 6 32 x 1 2 M F Hex Zinc 101941 x3 Clip Speaker Mounting HCT 4104 a Screw 8 3 8 MOD TRUSS CRES 101682 2 Thermostat 102086 Screw 6 x 1 2 PPHD DRL PT SS 101687 x2 Voltage Sensor 100783 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 These items are included in both the right and left endbells See Service Parts Price List for details C 9 SLN3NOdWOD 0c9c 1444 D XIONIddV 10 APPENDIX REPLACING HhC 2620 OVEN COMPONENTS This page intentionally left blank For service or information WITHIN NORTH AMERICA CALL Customer Support at 1 800 90TURBO OUTSIDE NORTH AMERICA CALL 1 214 379 6000 or Your Authorized Distributor Global Operations Customer Support 2801 Trade Center Drive 1 800 90TURBO Carrollton Texas 75007 usa 1 214 379 6000 1 214 379 6000 PHONE turbochef com 1 214 379 6073 Part Number HCT 4202 Revision F October 2013 Country Code NA EU
23. Control Board CON 3012 X 1 V Conveyor Controller HHC 6670 2 2 V V Conveyor Motor HCT 4120 2 V V Conveyor Single Belt HCT 3009 1 Conveyor Split Belt 50 50 HCT 3010 1 Conveyor Split Belt 70 30 HCT 3011 1 Cooling Fan TC3 0433 2 V Crumb Tray HCT 4045 2 V Display VFD NGC 3023 1 Distribution Block HCT 4141 1 V EMI Filter 100539 2 V V Eyelid HCT 4028 2 V Finger Guard 100086 2 V Fuse 20 Amp Class CC 100599 2 V Fuse Block 103548 1 V Gear Motor Cover Single belt config only HCT 4142 1 HCT 4148 1 V Hatch with Logo HCT 3017 2 1 V Hatch without Logo HCT 3017 4 1 Hatch Latch 100777 2 Heater HCS 3009 2 V Quantities will differ depending on conveyor type See Service Parts Price List for details Master list continued on page B 2 B 1 SLN3NOdWOD OCOC DYH 444 q XIGNdddV B 2 APPENDIX B REPLACING HhC 2020 OVEN COMPONENTS Part Details Locate the Part Here Outside of Left End Bell Right End Bell Item Part Number Qty Per Oven End Bells Page B 6 Page B 8 Page B 4 Heater Cover HCT 4032 1 Jetplate HCT 4099 2 V Keypad HHC 1234 1 Leg HHB 3205 4 V Plenum HCT 4020 2 V Power Cord Contact Factory 1 V Power Cord Retainer 15 9211 2 V Power Supply 101211 1 Power Supply Bracket HCT 4103 1 Relay Mechanical K6 101279 1 Relay Mechanical K7
24. TURBOCHEF TECHNICAL SUPPORT r ao Ap ooo M GENERAL 800 908 8726 M2 BLACK 1 2 M3 WHITE 3 GREEN II 4 4141 HCT 4130 71 1 REVISIONS DATE APPROVED DESCRIPTION ECN 1109019 CJD 09 19 11 1 ADDED C 9 TO FRONT CONV I O 2 ADDED C 10 TO REAR CONV I O 3 ADDED RELAY TO RIC COM I O 2X D BMSC 240 3 PHASE 100443 OUT Analog Speed 0 10V 1 17 RED IO COMMON 2 6 BLACK 1 ENABLE 3 B 2 WHITE 2 COM 4 STATUS OK 5 10 ORANGE coMMON 6 END C 6750W TOP HCT 4258 B 6750W BOTTOM HCT 4258 TURBOCHEF TECHNOLOGIES INC SCHEMATIC HHC 2020 VFD DISPLAY 3PH DELTA 208 240 VAC 60 HZ 50 a _ 45 SN3JAO 0c9c OHH OCOC DHH SDILVIN3H2S 46 SCHEMATICS HHC 2020 AND HHC 2620 OVENS 8 5 4 3 ers 1 REVISIONS NOTES TR DESCRIPTION COLOR CODE LINE VOLTAGE p ECN 1109019 CJD 09 19 11 BL BLUE LINE V 208 240 RELAY 2 ADDED 10 TO REAR CONV I O BR BROWN LINE V 208 240 PINOUT 3 ADDED RELAY TO R1C COM I O 2X 6 2 pl COLOR CODE LOW CONTROL VOLTAGE i 7 3 BK BLACK 24 VDC COMMON OR ORANGE STATUS INPUT AND CONTROL RIGHT MIRED__ a _M2 BLACK 3 PHASE 100443 6 BLK C 10 ORNG p gt
25. _ lt gt oO cr 22 lt gt gt j EA p cx lt gt lt gt gt f um gt o ms a AA MD a man lt gt lt gt loe ol lt gt e lt gt lt gt gt gt gt HOLLINS Li ER i r x 144 577 m d EU gt lt gt EN 4 gt lt gt Tee lt gt e gt a r lt gt gt cD EA a lt gt Un KB au Q E zx u n Se cea 0 0 001 0 91 01 01 0 0 0 ale lt gt ojo aja c ES lt lt lt lt gt gt ojo Q a u 2 oo Lui Yolo Ole Lu gt ojo ole Z c ole s exa IE ale O aja en Ld mi A cA c lt gt lt gt LL lt gt lt gt gt lt gt y AE a O lt gt gt lt gt O ms x m c __ lt oe c 07 D 7 HCS 4130 2 800 908 8726 KEY 4083411024 SCALE APPLICATION 2 41 SCHEMATICS HHC 1618 OVEN REVISIONS HCS 4131 1 DWG NO D ba oo gt ca re a a s lt gt 112 lt gt
26. lt gt TAGE SMART CARD EAD 005 a c oc a O gt gt lt gt Li es a me Ee 2 cx oOo 0 00340 0 00 gt E IE ae l ole gt lt gt 56 a lt ou lt gt ee O N ojo N gt gt L lt gt ojo ala x 7 EE ajja Lm EI Lu kasu c e LL lt gt lt gt LJ d I cx c O gt gt O osx __ m lt gt alo I or gt 1 SCHEMATICS HHC 1618 OVEN 40 UU HCS 4130 2 D C4 ORANGE A 5 BLACK p lt gt lt L lt gt
27. 26 Heaters 26 Troubleshooting Overview of Troubleshooting 27 Fault Code Descriptions 27 Fault Code Troubleshooting FI BLOWER FAULT 29 30 Fault Code Troubleshooting F2 LOW COOK TEMP 31 Fault Code Troubleshooting F5 CC OVER TEMP 32 Fault Code Troubleshooting F6 EC OVER TEMP 33 Fault Code Troubleshooting F7 RTD FAULT 34 Fault Code Troubleshooting F8 HIGH LIMIT TRIPPED 34 Fault Code Troubleshooting F9 BELT FAULT Total Belt Run Failure 35 Non Fault Code Troubleshooting Cooling System Issue 36 Non Fault Code Troubleshooting Food Not Cooking Properly 27 Non Fault Code Troubleshooting No Display Screen is Blank 38 Non Fault Code Troubleshooting No Keypad Input 38 Schematics HhC 1618 Oven Schematic 1PH 208 240 VAC 50 60 HZ Schematic 3PH 208 240 VAC 50 60 HZ Schematic 3PH 380 415 VAC 50 HZ Schematic 3PH 230 VAC 50 60 HZ Control Board Pin Out Schematics HhC 2020 and HhC 2620 Ovens Schematic 3PH Delta 208 240 VAC 50 60 HZ Schematic 3PH WYE 380 415 VAC 50 60 HZ Control Board Pin out CMSC Parameters Appendix A Replacing HhC 1618 Oven Components Comprehensive Part List Replacing Items Outside of End Bells Replacing Items Left End Bell Replacing Items Right End Bell Appendix B Replacing HhC 2020 Oven Components Comprehensive Part List Replacing Items Outside of End Bells Replacing Items Left End Bell Replacing Items Right End Bell Appendix C Replacing HhC 2620 Oven
28. Conveyor Length 48 3 1227 mm Width Single 20 0 508 mm Width 50 50 12 5 12 5 318 mm 318 mm Width 70 30 17 8 431 mm 203 mm HhC 2620 Electrical Specifications North America 3 Phase 208 240 VAC 50 60 Hz 40 amp current draw Max Input 14 4 kW 4 wire supply NEMA 15 50P plug 4 pin IEC60309 available by special order 50 amp max circuit breaker protection Europe Asia 220 240 VAC 3 Phase 220 240 VAC 50 60 Hz 40 amp current draw Max Input 14 4 kW 4 wire supply IEC60309 4 pin plug 64 amp max circuit breaker protection Europe Asia 380 415 VAC 3 Phase 380 415 VAC 50 60 Hz 20 amp current draw Max Input 14 4 kW 5 wire supply IEC60309 5 pin plug 32 amp max circuit breaker protection NOILVIIVLSNI 1310345 SPECIFICATIONS AND INSTALLATION Packaging All ovens are packaged in a double wall corrugated box with integrated wooden skids All international ovens shipped via Air or Less than Container Loads are packaged in wooden crates Certifications Oven Construction 430 stainless steel front top sides and back Cool to touch covers and panels Stainless steel interior For the HhC 2020 and HhC 2620 a 20 inch wide cook chamber For the HhC 1618 an 18 inch wide cook chamber Installation Instructions The oven is designed and certified for safe operation when installed in accordance with local and or national codes It is the
29. are required to maintain clean and sanitary conditions around your oven at all times NOTE In no event shall the manufacturer assume any liability for damages or injuries resulting from installations which are not in compliance with the instructions and codes previously listed Failure to comply with these instructions could result in the issuance of a temporary cease and desist order from the local health department until the environment concerns are addressed Partition Above Counter Top Single Oven 17 0 432 mm Double Stack 30 0 762 mm Triple Stack 43 0 1092 mm A XT T a E Figure 19 Installation Near Open Heat Source Deep Fryer i 305 mm Minimum Cleaning Daily and Weekly Daily Cleaning Instructions Wash rinse sanitize Use only A Completely dry with clean towel TurboChef approved cleaner part number 103180 WARNING Always disconnect power before cleaning or servicing the oven WARNING DO NOT attempt to clean the oven until it has cooled screen reads Oven Off N WARNING DO NOT use a water jet when cleaning the oven BREAKFAST TOP AIR 8096 COOKING SET 475F BTM AIR 80 BREAKFAST COOLING DOWN BREAKFAST OVEN OFF ONINVA TD 8
30. belt s can travel from left to right or right to left To change the belt direction press L2 in SETUP MODE Figure 29 Edit Modes Select Screen The edit modes select screen Figure 31 allows the user to switch between full edit rigid and flex for profile name belt speed temperature and air For more information on the different edit options see Editing a Cooking Profile on page 14 To access the edit modes select screen 1 Press L3 Figure 29 to access the password screen Figure 30 2 Input the password 6 6 3 3 by pressing the soft keys adjacent to the numbers To change the edit option Figure 31 Press L1 to select full edit or rigid for the profile name Press L3 to select full edit rigid or flex for the belt speed Press 1 to select full edit rigid or flex for the profile cook temperature setting Press to select full edit rigid or flex for the air setting FAULT COUNTS F1 0 F6 0 F2 O 0 F4 0 5 0 0 0 0 0 Figure 28 Fault Counts Screen L1 DEGS F ENGLISH SETUP MENU 2 3 EDIT RIGID FLEX Figure 29 Setup Mode Changing the Speaker Volume Press R2 Figure 29 to change the volume of the speaker The volume can be set to either 0 1 2 or 3 where 0 is mute and 3 is the loudest setting Info Screen The info screen Figure 32 page 19 is used to display the following information in an easy to access place Ser
31. for damage or injury resulting from the improper installation of this equipment including temporary or unstable work stations or countertops The oven must be installed level front to back and side to side For additional stability the oven legs may be bolted to the countertop if desired Stacking the HhC 1618 Contact TurboChef for more information Stacking the HhC 2020 or HhC 2620 WARNING DO NOT use this appliance without the legs installed on the bottom oven WARNING Make sure all ovens are unplugged before stacking WARNING DO NOT stack ovens more than 3 high WARNING DO NOT attempt to lift the oven with fewer than 2 people NOTE The HhC 2620 is not approved for ventless operation if triple stacked NOTE For comprehensive stacking solutions i e stacking a HhC 2020 on top of a HhC 2620 see DOC 1157 1 Remove the legs from the oven s that are going to be stacked on top 2 Cover the leg holes with the abrasive pads provided with kit HCT 3001 3a If the front panel on each oven contains side hinges skip to step 4 Step 3b Must be thumb screw Straight p Bracket Figure 17 Installing Straight Brackets 3b If the front panel on the ovens that are going to be stacked on top contain bottom hinges Figure 16 ensure that a thumb screw is installed on each side to allow for front panel removal If the oven has security screws re
32. installing any component make sure it is disconnected from the wire harness where applicable Voltage Sensor Thermostat LA e Relay Mechanical K7 0 Conveyor Controller kes 6 Conveyor Motor Blower Motor Controller p C Figure B 6 Right End Bell Components Right End Bell Open Blower Motor Assembly RTD Display VFD Power Supply and Bracket Card Reader Control Board EMI Filter Figure B 7 Right End Bell Components Back Panel Removed Item Part Number Hardware Description Hardware Part Number s Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4 SLM Standoff 10 32 x F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4 EU y T DS 75 Standoff 10 32 x F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Blower Motor Controller CON 7013 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 Cable Display Power 2 Pin C0410 None None Cable Display Ribbon NGC 1530 None None Cable Smart Card Reader 100182 None None Control Board CON 3012 X Nut KEPS HEX 6 32 EXT Tooth CRES Standoff 6 x 1 2 long Thru Round 1029
33. 101279 1 Relay Solid State K4 K5 HCT 4213 1 6517 2 1 V Shelf Tray Crumb Tray Extension HCT 4050 2 Smart Card Reader 100506 1 Speaker CON 3003 1 Support Top Plenum HCT 4169 1 V Thermostat Cooling Fan 102086 2 Thermostat High Limit 102075 1 Voltage Sensor 100783 1 Homes Fan Control Suppl ConvyorContrel 74086 5 Wire Harness Fuse Block to EMI HCT 4086 6 1 Wire Harness Fuse Block to High Limit HCT 4086 3 1 Wire Harness Fuse Block to SSR 4 LG HCT 4086 9 1 Wire Harness Fuse Block to SSR 4 25 LG HCT 4086 8 1 High Limit to Distribution HCT 4086 4 1 Wire Harness High Voltage Main HCT 4086 1 1 Wire Harness LOV HCT 4163 1 1 Wire Harness SSR to Distribution Block HCT 4086 2 1 3 APPENDIX B REPLACING 2020 OVEN COMPONENTS This page intentionally left blank B 4 APPENDIX B REPLACING 2020 OVEN COMPONENTS Replacing Items Outside of End Bells DA WARNING Before removing or replacing any oven component thoroughly read the safety instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death CAUTION Before removing installing any component make sure it is disconnected from the wire harness where applicable NOTE Only single belt ovens will have the Gear M
34. 3170 237 040 240 900 244740 248 570 252 380 256 180 0 100 00Q 103 90Q 107 790 111 670 115 540 119400 123 240 127 070 134 700 138 500 100 138 500 142 290 146 060 149 820 153 580 157 310 161 040 164 760 168 460 172 160 175 840 200 175 840 175 910 183 170 186 820 190 450 194 070 197 690 201 290 204880 208 450 212 020 300 212 020 215 570 219 120 222 650 226 170 229 670 233 170 236 650 240 130 243 590 247 040 Figure 44 Temperature Resistance Relationship Class Resistance 0 100 0 Alpha 0 003850 25 Gear Drive Conveyor Motor Speed Controller CMSC The CMSC converts single phase line voltage to a three phase output and controls the speed of the The Conveyor System This section contains information about the following components as well as testing procedures Gear Drive Conveyor Motor Gear Drive Conveyor Motor Speed Controller CMSC gear drive via frequency output The CMSC receives an input voltage 0 10VDC from the control board and adjusts the frequency output to the gear drive Gear Drive Conveyor Motor Testing Procedure The conveyor motor is a 1610 RPM 3 phase motor with a built in Hall Effect Sensor The speed of the conveyor motor is controlled by the voltage frequency applied to the windings from the CMSC The Hall Effect Sensor sends a
35. 4 O Securty Setup 0 Power up keypad referance no Load defaults 1 Ramp mode select 2 Stopping mode select OFF Dynamic V to f select 2 Catch a spinning motor select n 0 Terminal T4 output mode select 3 Maximum switching freq in kHz 60 0 Motor rated frequency Auto Number of motor poles Fd Voltage mode select 3 0 Low frequency voltage boost The rest are read only Control techniques Altivar 12 Conveyor motor dele s 2 D2NX SMALL FRAME Acceleration 2 ramp time _ Motor 1 Cosinus Deceleration ram a lime ps motor power input as sanmeni TA high of 2 wire control TFR output frequenc The rest are read only Title HHC 2020 CONTROL PINOUTS HCT 4131 Date Filename JUNE 16 2008 Drawn b MJP JKP Appendix Replacing HhC 1618 Oven Components Replacing Oven Components A WARNING Before removing or replacing any oven component thoroughly read the safety instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death Part Details Locate the Part Here Outside of Left End Bell Right End Bell Item Part Number Qty Per Oven End Bells Page A 6 Page A 8 Page
36. 61 x4 101869 x4 Conveyor Controller 103581 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 Nut Plate 1 4 20 HCT 4107 x2 Conveyor Motor HCT 4120 Screw 1 4 20 x 3 4 HEX Washer HD Serrated CRES 101396 x4 Sprocket Chain 035 5 Bore 10 T 103562 Nut KEPS HEX 4 40 EXT Tooth 102960 x4 ia Standoff Round 12 ID 25 OD x 50 long 101954 x4 EMI Filter 100539 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Power Supply 101211 Screw M3 x 8mm long PPHD SS 101668 x3 Power Supply Bracket HCT 4103 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Relay Mechanical K7 101279 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 RTD HHC 6517 2 Screw SH MTL 8 x 1 2 Serrated PHTRH 101668 Nut 6 32 Serrated Hex Flange 100902 x3 Smart Card Reader 100506 Screw 6 32 x 38 100DEG SS 101430 x3 Standoff 6 32 x 1 2 M F Hex Zinc 101941 x3 Clip Speaker Mounting HCT 4104 Speake Screw 8 x 3 8 MOD TRUSS CRES 101682 x2 Thermostat 102086 Screw 6 x 1 2 PPHD DRL PT SS 101687 x2 Voltage Sensor 100783 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 These items are included in both the right and left endbells See Service Parts Price List for details B 9 SLN3NOdWOD OCOC DYH 5NIDV Iddd 8 XIGNdddV B 10 APPENDIX REPLACING HhC 2020 OVEN COMPONENTS This page intentionally left blank Appendix C Replacing HhC 2620 Oven
37. 8 2 V Finger Guard 100086 2 V Fuse 20 Amp Class CC 100599 2 Fuse Block 103548 1 V Gear Motor Cover Single belt config only HCT 4142 T 4148 1 Hatch with Logo HCT 3017 2 1 Hatch without Logo HCT 3017 4 1 Hatch Latch 100777 2 V Heater HCS 3009 2 V Quantities will differ depending on conveyor type See Service Parts Price List for details Master list continued on page C 2 SLN3NOdWOD 0c9c ONIDV Iddd D XIONIddV C 2 APPENDIX C REPLACING 2620 OVEN COMPONENTS Part Details Locate the Part Here Outside of Left End Bell Right End Bell Item Part Number Qty Per Oven End Bells Page C 6 Page C 8 Page C 4 Heater Cover HCT 4032 1 Jetplate HCW 4099 2 V Keypad HHC 1234 1 V Leg HHB 3205 4 V Plenum HCW 4020 2 V Power Cord Contact Factory 1 V Power Cord Retainer 15 9211 2 V Power Supply 101211 1 Power Supply Bracket HCT 4103 1 Relay Mechanical K6 101279 1 Relay Mechanical K7 101279 1 Relay Solid State K4 K5 HCT 4213 1 6517 2 1 V Shelf Tray Crumb Tray Extension HCW 4050 2 Smart Card Reader 100506 1 Speaker CON 3003 1 Support Top Plenum HCT 4169 1 V Thermostat Cooling Fan 102086 2 Thermostat High Limit 102075 1 Voltage Sensor 100783 1 Hames Fan Control Suppl Convyor
38. 8 for schematics 4 If wire harness is intact and undamaged the power supply is damaged or defective and must be replaced page A B C 8 Relays K6 Heaters and K7 Conveyor Direction The K6 and K7 relays are double pole double throw relays with a 24 VDC coil The coil resistance is 585 and the contact rating is 30A at 240 VAC When 24 VDC is applied to the coil the normally open contacts 7 amp 4 or C amp NO close applying line voltage to energize the heaters K6 or reverse the conveyor direction K7 Testing Procedure 1 Disconnect line voltage to the unit 2 Take a resistance reading of the coil Continued on page 24 SWALSAS OVEN SYSTEMS 3 If coil resistance is correct 585 Q a Apply line voltage to the unit b Check for 24 VDC at the coil of the relay when the unit is calling for heat c Check the state of the contacts If the normally open contacts 7 amp 4 or C amp NO are closed when coil voltage is applied the relay is functioning normally If the normally open contacts 7 amp 4 or C amp NO are not closed when coil voltage is applied the relay must be replaced page A B C 6 and A B C 8 4 If the coil resistance is incorrect replace the relay Relay Solid State K5 K4 Heaters The solid state relay is a 240 VAC dual 40 amp relay and switches power to the heaters RTD The RTD is a resistance temperature detector used to detect the cavity t
39. A 4 Air Filter HCT 4067 2 V Back Panel Display HCS 4079 1 V Back Panel Tail HCS 4105 1 V i ee Assembly North and South HCT 3022 y Motor Assembly Europe Asia HCT 3022 2 Z Blower Motor Controller CON 7013 2 V Cable Display Power 2 Pin C0410 1 V Cable Display Ribbon NGC 1530 1 V Cable Smart Card Reader ENC 1312 1 V Chain Conveyor for 36 Conveyor HCS 4351 1 V Chain Conveyor for 48 Conveyor HCS 4352 1 V Chainguard for 36 Conveyor HCS 4327 1 Chainguard for 48 Conveyor HCS 4328 1 V Channel HCS 4076 1 V Control Board CON 3018 X 1 V Conveyor Controller 100448 1 4120 1 Conveyor 36 HCS 3003 1 V Conveyor 48 HCS 3004 1 V Cooling Fan 100574 2 V Crumb Tray for 36 Conveyor HCS 4353 2 Crumb Tray for 48 Conveyor HCS 4281 2 Duct Display HCS 4374 1 Duct Tail HCS 4375 1 V Display VFD NGC 3023 1 V Distribution Block HCT 4141 1 V EMI Filter 100539 2 V V Eyelid HCS 4028 2 y Finger Guard 100086 2 V Fuse 20 Amp Class CC 100599 2 V Fuse Block 103548 2 V Hatch HCS 3011 1 V Hatch Latch 100777 2 V Heater HCS 3010 1 V See Service Parts Price List for details Master list continued on page A 2 SLN3NOdWOD 8191 DNIDV Iddd XIONIddV 2 APPENDIX REPLACING HhC 1618 OVEN COMPONENTS Part Details Locate the Pa
40. Also press the up and down keys to adjust various oven settings see pages 15 22 4 Back Off Key Depending on the mode the oven is in the back off key will return the oven to the previous screen or turn the oven off page 12 5 Idle Key The idle key activates the IDLE MODE page 13 6 Emergency Stop Key The emergency stop key shuts down the conveyor and heaters and returns the oven to the OVEN OFF MODE page 12 NOTE Depending on the temperature within the oven the cooling fans will remain on to prevent damage to critical oven components N CAUTION DO NOT use the emergency stop key as a general on off switch Doing so can damage the oven and shorten its life span NOlIIVdd3dO NJAO Qd VOIONVIS STANDARD OVEN OPERATION A PROFILE 1 PROFILE 3 OVEN OFF PROFILE 1 BELT R PROFILE 2 PROFILE 4 3 20 PROFILE 1 PROFILE 3 5 00 2 00 3 20 4 00 BELT SPEED PROFILE 1 5 00 BELT R 3 20 2 00 2 30 3 00 2 45 PROFILE 2 PROFILE 4 PROFILE 1 TOP AIR 60 96 BELT F WARMUP SET 5 00 OVEN TCC 275F 475 BELT 3 20 BTM AIR 60 96 Figure 21 Cooking Modes Cooking a Product This section explains how to cook a food product by describing the standard operation modes through which the oven progresses Figure 21 MODE 1 Oven Off MODE 2 Belt Speed Select MODE 3 Warming MODE 4 Soaking MODE 5 Cooking MODE 6 Cooling Down MODE 7 Idle NOTE MODE 7 is not part of a st
41. Components Replacing Oven Components N WARNING Before removing or replacing any oven component thoroughly read the safety instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death Part Details Locate the Part Here Outside of Left End Bell Right End Bell Item Part Number Qty Per Oven End Bells Page C 6 Page C 8 Page C 4 Air Filter HCT 4067 2 V Back Panel Display HCT 4079 1 V Back Panel Tail HCT 4105 1 V Assembly North and South HCT 3022 P nn Motor Assembly Europe Asia HCT 3022 2 Blower Motor Controller CON 7013 2 V Cable Display Power 2 Pin C0410 1 V Cable Display Ribbon NGC 1530 1 Cable Smart Reader 100182 1 V Chain Conveyor HCT 4143 a Chainguard Left Split belt config only HCW 4038 1 V Chainguard Right HCW 4041 1 V Channel HCW 4076 1 V Control Board CON 3017 X 1 V Conveyor Controller HHC 6670 2 2 V V Conveyor Motor HCT 4120 2 Conveyor Single Belt HCW 3009 1 V Conveyor Split Belt 50 50 HCW 3010 1 V Conveyor Split Belt 70 30 HCW 4317 1 Cooling Fan TC3 0433 2 V Crumb Tray HCW 4281 2 Display VFD NGC 3023 1 V Distribution Block HCT 4141 1 V EMI Filter 100539 2 Eyelid HCW 402
42. Components Comprehensive Part List Replacing Items Outside of End Bells Replacing Items Left End Bell Replacing Items Right End Bell 39 40 41 42 43 45 46 47 48 1 A 4 A 6 A 8 B 1 B 6 B 8 C 1 C 4 C 6 C 8 Important Safety Information Please Read First Improper installation adjustment alteration service or maintenance of this equipment can cause prop erty damage injury or death Thoroughly read the installation operating and maintenance instructions before installing or servicing this equipment Strictly adhere to the following safety information to reduce the risk of Damage to the oven Damage to property near the oven Personal injury Burns Fire Electric shock 00 General Safety Information Use this appliance only for its intended uses as described in this manual Only qualified service personnel should service this appliance Contact the nearest authorized service facility for examination repair or adjustment 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 E E E laboratory use
43. Contrel 74086 5 Wire Harness Fuse Block to EMI HCT 4086 6 1 Wire Harness Fuse Block to High Limit HCT 4086 3 1 Wire Harness Fuse Block to SSR 4 LG HCT 4086 9 1 Wire Harness Fuse Block to SSR 4 25 LG HCT 4086 8 1 High Limit to Distribution HCT 4086 4 1 Wire Harness High Voltage Main HCT 4086 1 1 Wire Harness LOV HCT 4163 1 1 Wire Harness SSR to Distribution Block HCT 4086 2 1 C 3 APPENDIX C REPLACING HhC 2620 OVEN COMPONENTS his page intentionally left blank C 4 APPENDIX C REPLACING 2620 OVEN COMPONENTS Replacing Items Outside of End Bells DA WARNING Before removing or replacing any oven component thoroughly read the safety 5 instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death CAUTION Before removing installing any component make sure it is disconnected from the wire harness where applicable NOTE Only single belt ovens will have the Gear Motor Cover Dual belt ovens will have the Chainguard Left Chainguard Left Gear Motor Cover not shown N 22 pe M WE Keypad Chain behind guard and Chainguard Right TEILEN HHHH Mi 42 LETT Crumb Tray Shelf Tray Conveyor Leg Crumb Tray Hatch Hatch Latch Figure C 1 Front
44. DC pulse back to the control board to verify motor speed The control board uses these pulses to determine the output DC voltage to the CMSC A WARNING Capacitors within the CMSC can retain charge after power is removed Exercise extreme caution when handling the terminals DA WARNING DO NOT connect incoming AC power to output terminals U V or W This will seriously damage the Conveyor Motor Speed Controller Single belt ovens contain one gear drive Dual belt ovens contains two gear drives Testing Procedure 1 Ensure that no faults appear on the display of the CMSC during oven operation The control will display the frequency output if the system is operating correctly 1 Disconnect line voltage from the unit 2 Take a resistance reading of the motor 2 Check the input voltage on terminals L1 amp windings and use Figure 45 to verify that 12 200 240 VAC and the DC voltage the resistance readings are correct input on terminals amp AI 0 1 10 VDC 3 If the resistance readings are correct 3 If no input voltage is present inspect the reconnect the motor wiring and then apply wire harness for damage or shorts pages line voltage to the unit and check for 37 38 voltage applied to the motor windings 4 If DC control voltage is not present check 4 If no voltage is present ensure the is voltage output at I O board If no voltage is operating prope
45. Oven Components Figure C 2 Inner Oven Components Item Part Number Hardware Description Hardware Part Number s Air Filter HCT 4067 x2 None None Back Panel Display HCT 4079 Screw 10 32 x 5 PPH INT Tooth SS 101460 x2 Back Panel Tail HCT 4105 Screw 10 32 x 5 PPH INT Tooth SS 101460 x2 Chain Conveyor HCT 4143 None None Chainguard Left HCW 4038 None None Chainguard Right HCW 4041 None None Channel HCW 4076 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x4 Conveyor Single HCW 3009 Chain 35 52 Links With Master Link Endless HCT 4143 Conveyor Split Belt 50 50 HCW 3010 Chain 35 52 Links With Master Link Endless HCT 4143 x2 Conveyor Split Belt 70 30 HCW 4317 Chain 35 52 Links With Master Link Endless HCT 4143 x2 Nut KEPS Hex 6 32 EXT Tooth CRES 102961 x4 nn Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x4 Crumb Tray HCW 4281 x2 None None Eyelid HCW 4028 x2 Screw Thumb w W HD 1 4 20x1 2 SS 101752 x2 Finger Guard 100086 x2 None None Gear Motor Cover HCT 4142 Nut 10 32 SERR HEX FLNG SS 100903 x4 Hanger HCT 4148 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x4 Hatch with Logo HCT 3017 2 None None Hatch without Logo HCT 3017 4 None None Hatch Latch 100777 x2 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x3 Heater HCS 3009 x2 Screw SH MTL 8 x 1 2 Serrat
46. PH INT Tooth SS 101460 x2 Chain Conveyor for 36 Conveyor HCS 4351 None None Chain Conveyor for 48 Conveyor HCS 4352 None None Chainguard for 36 Conveyor HCS 4327 None None Chainguard for 48 Conveyor HCS 4328 None None Channel HCS 4076 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x4 Conveyor for 36 Conveyor HCS 3003 None None Conveyor for 48 Conveyor HCS 3004 None None Cooling Fan 100574 x2 Nut KEPS Hex 6 32 EXT Tooth CRES 102961 x2 each Crumb Tray for 36 Conveyor HCS 4353 x2 None None Crumb Tray for 48 Conveyor HCS 4281 x2 None None Duct Display HCS 4374 None None Duct Tail HCS 4375 None None Eyelid HCS 4028 x2 Screw Thumb w W HD 1 4 20x3 8 SS 101772 x2 each Finger Guard 100086 x2 None None Hatch HCS 3011 None None Hatch Latch 100777 x2 Screw 8 32 x 50lG ph COMB SS 101723 x3 each Heater HCS 3010 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x8 Heater Bracket HCS 4122 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x14 Heater Cover HCS 4032 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x14 Jetplate HCS 4099 x2 None None Keypad HHC 1234 None None Leg HHB 3205 x4 None None Plenum HCS 4020 x2 None None Power Cord Retainer 15 9211 x2 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x2 each Shelf Tray Crumb Tray Extension 6 HCS 4050 x2 None None Support Top Plenum HCT 4169 Scre
47. T BOTTOM BLOWER ENABLE TOP BLOWER ENABLE Advanced 1 0 29 28 9241 TOP BLR STATUS INPUT APPROVED PRODUCTION 44 4 BELT CONTROLLER FAULT RELAY IN PUT POWER SUPPLY GNOD SPEAKER GND GND SIGNATURE REVISIONS DESCRIPTION DATE APPROVED ECN 1308047 1 09 10 13 TW A INITIAL RELEASE CHECKED BY DR y Aa ns l and 19 are the Powersupply inp 11 C PID OUTPUT FERT ZOUTI SPEAKER OUTPUT POWER SUPPLY ZAND C CdS HAT LANDE OUT N CONV DIR OUTPUT LIMIT INPUT MOLEX 22P0 Mein tft dr 39 28 8221 24 TITLE PINO UTS FOS 1618 SAGE BOARD OUTS SP LAY LPH 20840 VAC 506 V 1 F CODE WENT DRAWING NO p HCS 4130 4131 43 8191 SOILVIN3H2S 44 SCHEMATICS HHC 1618 OVEN This page intentionally left blank Schematics HhC 2020 and HhC 2620 Ovens 8 5 4 NOTES COLOR CODE LINE VOLTAGE BL BLUE LINE V 208 240 RELAY BR BROWN LINE V 208 240 PINOUT COLOR CODE LOW CONTROL VOLTAGE 7 3 BK BLACK 24 VDC COMMON OR ORANGE STATUS INPUT WH WHITE CONTROL OUTPUT REAR CONVEYOR MOTOR AND CONTROL RIGHT AA RED 6 BLK C 10 ORNG gt SEE AU N RD RED 24VDC RED 16 RED WHITE 100877 By
48. Warming Mode during which the oven warms to the preset cooking temperature defined by the cooking profile that was selected Happens When A selection is made from MODE 2 and the oven s temperature at the beginning of warmup was not within less than 25 F 14 C of the oven s set temperature Goes To MODE 4 once the oven has reached the temperature defined by the selected cooking profile MODE 6 when the user presses the back off key and the oven temperature is above 150 F 66 C or MODE 1 if the oven temperature is below 150 F 66 C Mode 4 Soaking Mode during which the oven has completed warming up and automatically allows an additional five minutes for the oven cavity surfaces to warm Happens When MODE 3 completes within 5 F 3 C of set point Goes To MODE 5 when soaking completes MODE 6 when the user presses the back off key Mode 5 Cooking Mode during which the oven is ready to cook The user can place food on the conveyor to cook or edit cook settings if the full edit or flex option is enabled See page 14 for more information on full edit and flex options Happens When MODE 4 completes The user presses the idle key up key down key or any soft key during MODE 7 Goes To MODE 6 when the user presses the back off key MODE 7 when the user presses the idle key MODE 3 if the temperature drops 25 F 14 C or more below the set point
49. ance White Gray Winding A B 305 315 O White Black Winding A C 305 315 Gray Black Winding B C 305 315 Q White Gray or Black Chassis Windings to chassis Open Figure 49 Motor Ohm Chart Motor Windings not Hall Effect Sensor ONILOOHS318fh 081 36 TROUBLESHOOTING Non Fault Code Troubleshooting This section provides troubleshooting tips for issues that may occur independently of an oven fault Troubleshooting Cooling System Issue Is the oven in an area of moderate temperature 120 F 49 C or cooler YES NO Does the oven have Relocate oven to room to ventilate cooler area not tightly enclosed by other appliances or fixtures Move oven to open area NO gt or remove items that are in close proximity YES Is the air filter dirty and or Clean or replace air the vent obstructed filter and or remove the obstruction NO Is the cooling fan thermostat closed Replace the cooling thermostat page A B C 6 and A B C 8 Check wiring for problems No pages 39 48 Replace the cooling fans ES page 5 NOTE There are two thermostats per unit They are wired so that if either thermostat closes power is applied to both cooling fans re there any fault codes present page 27 roubleshoot the fault s using the steps on pages 22522 re the conveyor motors CMSCs blowers BMSCs and heaters w
50. andard cook ing cycle It only occurs when the user intervenes as described on page 13 Mode 1 Oven Off Mode during which all cooking components are off and the oven temperature has receded below 150 F 66 C but the display and keypad remain on The user can access cooking profiles 1 4 on this screen 1 or press the down key to access cooking profiles 5 8 BELT F SOAKING 5 00 TIME LEFT 5 00 BTM AIR 100 TOP 80 BTM AIR 100 PROFILE 1 PROFILE 3 COOLING DOWN TOP AIR 80 SET 475F OVEN TCC 425F I I I I I I PROFILE 2 PROFILE 4 H a PROFILE 1 TOP AIR 30 BELT F OVEN IDLE SET 5 00 PRESS ANY KEY 475F SET 475F BELT R 3 20 BTM AIR 30 Happens When Power is supplied to the oven The oven completes 6 The user presses the down key while accessing the CONFIG MODE refer to page 17 for more information Goes To MODE 2 when the user selects a cooking profile soft keys L1 L3 R1 or R3 CONFIG MODE when the user presses the up key Mode 2 Belt Speed Select Mode during which the user selects the desired belt speed NOTE If a different key is pressed the oven will ask if you wish to continue or return to the belt speed select screen If you select continue the oven will not save the belt speed Happens When The user selects a cooking profile from MODE 1 or 6 Goes To MODE 3 Mode 3
51. ao A E Lu c le ol o e c lt gt m HOLMS T DILANDVN PEN S _ gt gt Z oO N E O Lit lt gt F lt lt gt oo gt O I Se mpm ee gt ES cu gt 26 A mus Tn Se gt E gt Tala c oe zi c SB E L 00 ojo le ar _ waj gt c O ol gt L Li lt gt lt gt L I c I gt cc O E E lt gt ollo lt gt an 07 42 SCHEMATICS HHC 1618 OVEN 8 7 NOTES COLOR CODE LINE VOLTAGE Il BLUE LINE Y 12001280 BA BROWN LINE Y 208 240 DI COLOR CODE LOW VOLTAGE ACK E EE 24 PUT OUTPUT SPEAKER CON 7048
52. arness Low Voltage Main HCS 4163 1 1 3 APPENDIX REPLACING HhC 1618 OVEN COMPONENTS This page intentionally left blank A 4 APPENDIX REPLACING HhC 1618 OVEN COMPONENTS Replacing Items Outside of End Bells DA WARNING Before removing or replacing any oven component thoroughly read the safety instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death CAUTION Before removing installing any component make sure it is disconnected from the wire harness where applicable Chainguard and Chain behind Chainguard Heater and Heater Breacket An Il nn I Power Cord Retainer ASS y Jetplate y pien Heater Cover Air Filter Figure A 2 Inner Oven Components below ducts fon Peete T Vii NRW ii MM wl HM 42222252 ay Figure 3 Rear Oven Components Item Part Number Hardware Description Hardware Part Number s Air Filter HCT 4067 x2 None None Back Panel Display HCS 4079 Screw 10 32 x 5 PPH INT Tooth SS 101460 x2 Back Panel Tail HCS 4105 Screw 10 32 x 5 P
53. art Number s Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4 4 LL MEET gt Standoff 10 32 x F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4 iri E us Standoff 10 32 x F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Blower Motor Controller CON 7013 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 Cable Display Power 2 Pin C0410 None None Cable Display Ribbon NGC 1530 None None Cable Smart Card Reader 100182 None None Control Board CON 3017 X Nut KEPS HEX 6 32 EXT Tooth CRES Standoff 6 x 1 2 long Thru Round 102961 x4 101869 x4 Conveyor Controller HHC 6670 2 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 Nut Plate 1 4 20 HCT 4107 x2 Conveyor Motor HCT 4120 Screw 1 4 20 x 3 4 HEX Washer HD Serrated CRES 101396 x4 Sprocket Chain 035 5 Bore 10 T 103562 Nut KEPS HEX 4 40 EXT Tooth 102960 x4 Display MED Standoff Round 12 ID 25 OD x 50 long 101954 x4 EMI Filter 100539 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Power Supply 101211 Screw M3 x 8mm long PPHD SS 101668 x3 Power Supply Bracket HCT 4103 Nut KEPS HEX
54. autions and warnings outlined in these sections as failure to do so could result in serious injury or death AN CAUTION Before removing installing any component make sure it is disconnected from the wire harness where applicable Thermostat Cooling Fan Conveyor Controller Blower Motor Controller Conveyor Motor Voltage Sensor Figure A 7 Right End Bell Components Right End Bell Open Display VFD Cable Display Power 2 Pin not shown cable Display Ribbon not shown Control Board EMI Filter Figure A 8 Right End Bell Components Back Panel Removed Item Part Number Hardware Description Hardware Part Number s Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4 2 gt Standoff 10 32 x F F 3 8 PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4 on es Standoff 10 32 x F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Blower Motor Controller CON 7013 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 Cable Display Power 2 Pin C0410 None None Cable Display Ribbon NGC 1530 None None Cable Smart Card Reader ENC 1312 None None Nut KEPS HEX 6 32 EXT To
55. e cord is equipped with a grounding wire and plug which 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 to determine whether or not the appliance is properly grounded 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 Specifications and Installation HhC 1618 Dimensions Exterior Height 13 0 330 mm with legs 17 0 432 mm Figure 1 HhC 1618 Oven Dimensions Side Width 36 0 914 mm Depth 31 7 805 mm 48 1219 mm with 6 152 mm extensions Conveyor Length 36 0 914 mm or 48 1219 mm Width 16 0 406 mm HhC 1618 Electrical Specifications North America Phase 208 240 VAC 50 60 Hz 37 amp current draw Max Input 7 5 kW 3 wire supply NEMA 6 50P plug 50 amp max circuit breaker protection Europe Asia 220 240 VAC 3 Phase 220 240 VAC 50 60 Hz 23 amp current draw Max Input 7 5 kW 4 wire supply IEC60309 4 pin plug 30 amp max circuit breaker protect
56. e the oven is running Accessing the Heat Control Screen From screen 1 of the TEST MODE Figure 33 press L1 to access the heat control screen Figure 36 NOTE This mode is intended for setting gas pressures on other TurboChef conveyor ovens Even though the HhC 2020 is electric this mode can be used to energize the heaters to verify proper operation and readings Press L1 to turn the heaters on Press 1 to turn the heaters off L1 INPUT SN MAX TEMP 550 TEST PAGE2 Wi 3 ERASE CLEAR Figure 34 Test Mode Screen 2 ENTER PASSWORD lt 2433 gt HEAT FULL LIGHT HEAT OFF HEAT CTRL HEAT LOW TCC 475F D 27 450F 45 100 23 9V 0 0V SAGOW Figure 36 Heat Control Screen 20 OVEN MODES Accessing the Belt Control Screen Top Display Line From TEST MODE screen 1 Figure 33 page 19 Figure 38 press L2 to access the belt control screen Figure 34 Use this mode to verify the belts work The top display line shows values relating to oven correctly The number after the belt speed shows components the pulses read by the HES The percentage is the a Shows which key is currently pressed amount of drive being asked of the CMSC 100 U up key 10VDC D down key Ll To change the belt s setting b 12 Press L1 to turn the belts off S E Press L2 to access the belt F controls f RI Press L3 to access the belt R controls g R2 h R3 Man
57. ed PHTRH 101688 x2 Heater Cover HCT 4032 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x14 Jetplate HCW 4099 x2 None None Keypad HHC 1234 None None Leg HHB 3205 x4 None None Plenum HCW 4020 x2 None None Power Cord Retainer 15 9211 x2 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x2 Shelf Tray HCW 4050 x2 None None Support Top Plenum HCT 4169 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x4 Back Panel Display Power Cord Retainers Figure C 3 Rear Oven Components Heater Cover Back Panel Tail Cooling Fan 5 SLN3NOdWOD 0797 1444 D XIONIddV C 6 APPENDIX C REPLACING HhC 2620 OVEN COMPONENTS Replacing Items Left End Bell DA WARNING Before removing or replacing any oven component thoroughly read the safety instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death CAUTION Before removing installing any component make sure it is disconnected from the wire harness where applicable NOTE Single belt ovens will not have a Conveyor Motor in this location Instead the Gear Motor Cover will be installed see page C 4 Thermostat High Limit Conveyor Controller Conveyor Motor IN LS DIE SJ Ny Distribution Bl
58. emperature Testing Procedure 1 Disconnect the RTD from the control board 2 Place the RTD in a bowl of ice water for 2 minutes Take a resistance reading of the RTD 4 If RTD resistance is not 100 RTD is defective and must be replaced NOTE Use Figure 44 to determine resistance read ings at temperatures other than freezing Smart Card Reader The smart card reader allows the oven operator to load a menu firmware update from a smart card A menu that already exists in the oven can also be saved to a smart card For instructions see page 17 Speaker The speaker is separate from the control board and provides audible feedback to the oven operator whenever a key is pressed or a fault occurs Thermostats 120 F Close on Rise The cooling fan thermostats actuate the cooling fans when the temperature in either end bell reaches or exceeds 120 F 49 C Wire Harness The wire harness distributes power to the electrical components See pages 39 48 for schematics 101 740 106 070 110 380 118 970 127 500 131 740 122970 0 90 030 97 390 114 680 123 240 200 135 970 140 180 144 380 148 570 152 740 159 900 161 040 165 170 169 290 173 390 177 470 400 177 470 181 540 185 600 189 640 193 670 197 690 201 690 205 670 209 640 213 600 217 540 600 217 540 221 470 225 380 229 280 23
59. enu from the smart card to the oven Figure 25 Press R2 to save a menu from the oven to the smart card Figure 25 FAULTS CONFIG MENU SMARTCARD TEST MODE Figure 24 Config Mode LOAD FROM CARD SMARTCARD SAVE TO CARD Figure 25 Smart Card Screen 17 Accessing the Fault Count Screen From the CONFIG MODE Figure 24 press R1 to access the fault counts screen Figure 28 page 18 The oven will display the number of faults that have occurred Accessing the Setup Mode From the CONFIG MODE Figure 24 press L1 to access the SETUP MODE he sETUP MODE allows the user to customize several oven settings see below for more details Setup Mode Figure 29 page 18 The sETUP MODE serves four main purposes 1 To change the display temperature To change the belt direction To access the edit option screen To change the display language wa pe cos 15 o access the info screen To access SETUP MODE press the up key from the OVEN OFF Or COOLING DOWN MODE to access the CONFIG MODE and then press L1 Figure 26 Loading a Smart Card INSERT SMART CARD PRESS BACK TO EXIT SAGOW Figure 27 Insert Smart Card Screen 18 OVEN MODES Changing the Display Temperature The oven can display the temperature in either Celsius or Fahrenheit units To change the display temperature press Ll in SETUP MODE Figure 29 Changing the Belt Direction The oven s
60. erase screen Press L1 to erase all menu belt and configuration settings Press L2 to clear the fault counters Press L3 to clear the operational hours The oven will ask you to confirm the action Figure 43 shows the confirm clear faults screen press R3 to confirm or the back off key to cancel N CAUTION Settings fault counts and hours cannot be retrieved once the erase option is confirmed BREAKFAST TOP AIR 80 96 Burn In in Progress BELT F COOKING SET 5 00 OVEN TCC 475F 475F Time Left 42 37 BELT R 3 20 100 BTM AIR 100 96 ERASE MENUS BELTS CONFIGS CLEAR FAULTS CLEAR HOURS BURN IN COMPLETE OVEN 475 PRESS ANY KEY TO CONTINUE Figure 42 Erase Screen L2 CLEAR FAULTS L3 Continue Figure 41 Burn In Complete Screen Figure 43 Confirm Clear Fault Counts Screen Oven Systems The Control System This section contains information about the following components Control Board Display EMI Filter Fuses High limit Thermostat Keypad Power Supply 24VDC Relay K6 Heaters Relay K7 Conveyor Direction Relay Solid State RTD Smart Card Reader Speaker Thermostats 120 F Close on Rise Wire Harness This section also contains testing procedures for the following components Power Supply 24VDC Relay K6 Heaters Relay K7 Conveyor Direction RTD Control Board The control board is powered b
61. front convection heaters are rated at 6750 watts at 208 VAC with a resistance of 14 4 Ohms The heaters are controlled by the K4 K5 solid state relay and can be tested in TEST MODE see page 19 To From Description Expected Resistance Black Brown Winding 2 3 2 8 Q Black White Winding A C 2 3 2 8 0 Red White Winding B C 2 3 2 8 0 N A Green Open chassis Figure 46 Blower Motor Ohm Chart Motor Windings Troubleshooting Overview of Troubleshooting This section contains information on the following Fault code descriptions Fault code troubleshooting Non fault code troubleshooting Fault Code Descriptions Fault codes are logged in a fault counter page 17 for troubleshooting Upon completing the service call and restoring successful operation of the oven the technician should clear all faults see page 22 F1 Blower Failure This fault is displayed if for three consecutive times the control board does not receive the status OK signal from the BMSC The fault is cleared from the display if the blowers successfully restart upon starting a cook cycle or in TEST MODE F2 Low Temp During Cook The oven will emit a beeping noise and display this fault if the cook cavity temperature falls 25 F 14 C below the current cooking profile s set tem perature and the fault will be logged in the fault counter The fault is cleared from the fault di
62. g from the ify 5 VDC is present on power supply to the control pin 1 of the J3 connector board Correct wiring if page 39 48 If not replace necessary pages 39 48 the control board page A B C 8 Is the keypad cable properly connected YES to the control board Replace the keypad page A B C 8 Ensure all residue from the previous keypad is removed from the panel before applying the new keypad If the problem persists or if beeps occur when buttons are pressed but commands do not register on the display replace the control board page A B C 8 Schematics HhC 1618 Oven 39 SCHEMATICS HHC 1618 OVEN 1 REVISIONS iE HCS 4130 1 APPROVED 198 MES S si _ _ N JL lt gt l ya e lt gt i gt O gt m ui OP m gt gt 2 6 I Or ec 2 5 e lt gt gt lt gt ds us lt gt gt lt gt uud gt gt oa lt jm a E ES DATE 1303 mE OTIS SIGNATURE LE ER MOTOR 0 AND CONTRO BOTTOM B I 01 0 sonvwuo mu lt gt a A oe lt gt L bw gt aau lt gt lt gt lt gt
63. h CRES 102961 x4 Nut Plate 1 4 20 HCT 4107 x2 Conveyor Motor HCT 4120 Screw 1 4 20 x 3 4 HEX Washer HD Serrated CRES 101396 x4 Sprocket Chain 035 5 Bore 10 T 103562 Distribution Block HCT 4141 Nut 10 32 SERR HEX FLNG SS 100903 x2 EMI Filter 100539 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Fuse 20 Amp Class CC 100599 x2 None None Fuse Block 103548 Nut 8 32 HEX SS 101000 Relay Mechanical K6 101279 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Relay Solid State K4 K5 HCT 4213 Screw 8 x 3 8 PH MOD TRUSS CRES 101682 x2 Thermostat Cooling Fan 102086 Screw 6 x 1 2 PPHD DRL PT SS 101687 x2 Thermostat High Limit 102075 Screw MAX 0 7 x 8 PPHD INT Tooth SS 101672 x2 Power Cord Contact Factory None None These items are included in both the right and left endbells 20 Amp Fuse Class CC Fuse Block Blower Motor Controller Figure B 5 Left End Bell Components Back Panel Removed B 7 SLN3NOdWOD 0206 DYH 444 8 XIGNdddV B 8 APPENDIX B REPLACING 2020 OVEN COMPONENTS Replacing Items Right End Bell DA WARNING Before removing or replacing any oven component thoroughly read the safety instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death CAUTION Before removing
64. he High h Conveyor Oven can accommodate either one or two conveyor belts The oven will automatically detect the number of conveyor belts installed and display the option to change the speed of each conveyor belt independently 1 From Figure 22 press the soft key adjacent to the conveyor belt you wish to adjust press L2 for the front belt Belt F or L3 for the rear belt Belt R 2 Adjust the time it takes for the conveyor belt to completely cycle through the oven The up key increases bake time in 5 second increments up to 15 minutes Flex option enabled the user can only increase the time up to an additional 15 seconds The down key decreases bake time in 5 second increments down to 35 seconds Flex option enabled the user cannot decrease the time by more than 15 seconds 3 Press the soft key adjacent to the belt that was adjusted to exit the belt speed controls Adjusting the Temperature 1 Press R2 Figure 22 to access the temperature controls 2 Adjust the temperature range is 300 550 F 149 288 C Press the up key to increase the temperature in 5 F 5 C increments Flex option enabled the user can only increase the temperature up to an additional 10 F 5 C Press the down key to decrease the temperature in 5 F 5C increments Flex option enabled the user cannot decrease the temperature by more than 10 F 5 C 3 Press R2 again to exit temperature controls 15 Adj
65. he divider The height of the divider must be greater than 13 330 mm without legs or 17 432 mm with legs or equal to the height of the oven s Verify oven location has a minimum 10 254 mm clearance on top and minimum 2 51 mm of clearance on each side Ventilation Requirements The HhC 1618 2020 2620 should be operated underneath a ventilation hood except where local laws or codes allow for use without a ventilation hood unless the oven is a UL certified ventless model available upon request For more information contact 800 90TURBO 1 214 379 6000 or your local distributor Partition Above Counter Top Single Oven 17 0 432 mm Double Stack 30 0 762 mm Triple Stack 43 0 1092 mm Counter Top Table The TurboChef HhC 1618 2020 2620 oven has been approved by Underwriter s Laboratory for ventless operation UL KNLZ listing for all food items except for foods classified as fatty raw proteins Such foods include bone in skin on chicken raw hamburger meat raw bacon raw sausage steaks etc If cooking these types of foods consult local HVAC codes and authorities to ensure compliance with ventilation requirements The HhC 1618 and HhC 2020 are approved for ventless operation while double or triple stacked The HhC 2620 is approved for ventless operation while double stacked To ensure continued compliance with all health building and fire codes you
66. ial number Electrical compartment temperature Incoming voltage US only Total time the oven has been on Total time the oven has been idle Software version To access the info screen press R3 within the sETUP MODE Figure 29 Updating the Firmware From the oven off or cooling down screen 1 Insert the gray smart card see Figure 26 page 17 with the gold chip facing the front of the oven If multiple smart cards are required they will be labeled in sequence ensure the correct sequence is followed 2 From the COOLING DOWN or OVEN OFF MODE press and hold the idle key until the oven resets approximately 5 seconds The display will go blank until the upload is complete 3 When the oven beeps one long high tone the load was successful If a second card was provided insert it 4 When the oven restarts and the display turns on the update is complete Remove the smart card from the oven ENTER PASSWORD lt 6633 gt Figure 30 Password Screen L1 NAME FULL EDIT MODES TEMP FLEX L2 SELECT L3 BELT RIGID AIR FLEX Figure 31 Edit Option Screen NOTE If the update is unsuccessful the display will remain off and the oven will beep one long low tone If this occurs repeat the above procedure If the update fails multiple times a smart card may be damaged Please note that the oven will be inoperable until a successful update is performed As such TurboChef reinforces proper handl
67. ing of smart cards to help prevent static damage and recommends that each service technician keep a backup copy Test Mode The TEST MODE serves the following purposes To test individual oven components To view oven information To reset oven parameters To input a new serial number To access the TEST MODE I Press the up key from the OVEN OFF or COOLING DOWN MODE to access the CONFIG MODE 2 Press the R3 soft key Figure 24 page 17 3 Input the password 2 4 3 3 Figure 35 The TEST MODE consists of two screens Figures 33 and 34 Use the up and down keys to navigate between them From screen 1 of the TEST MODE the user can Access the heat control screen Access the belt control screen Manipulate the top and bottom blowers View the status indicators SERIAL_NUMBER RUN 65432 HR EC 82F 208V IDLE 12345 HR SOFTWARE VERSION Figure 32 Info Screen HEAT CTRL TOP AIR TEST PAGE 1 CBELT CTRL BOT AIR D 27 450F 45 100 23 9V 0 0V L3 Figure 33 Test Mode Screen 1 19 From screen 2 of the TEST MODE the user can Input a new serial number Initiate a burn in test Erase oven settings and fault counts Change the maximum temperature from 550 F to 600 F or vice versa NOTE DO NOT change this setting unless instructed by TurboChef Enable disable maintenance mode The maintenance mode will show temperature heater operation and other diagnostics whil
68. ion Europe Asia 380 415 VAC 3 Phase 380 415 VAC 50 60 Hz 12 amp current draw Max Input 7 5 kW 5 wire supply IEC60309 5 pin plug 30 amp max circuit breaker protection Figure 5 HhC 1618 Oven Dimensions Front Triple NOILVTIVLSNI SNOIIVOIAJI23dS 2 SPECIFICATIONS AND INSTALLATION HhC 2020 Dimensions 1 1 Exterior u Height 13 0 330 mm with legs 17 0 432 mm Figure 6 HhC 2020 Oven Dimensions Side Width 48 3 1227 mm Depth 35 7 907 mm 60 1 1527 mm with extensions ud er nn Conveyor E Length 48 3 1227 mm 1 Cem Width Single 20 0 508 mm m Width 50 50 9 5 9 5 241 mm 241 mm ru iT Width 70 30 15 4 381 mm 102 mm z AL IH te HhC 2020 Electrical Specifications Figure 7 HhC 2020 Oven Dimensions Top North Ameri Ort merica
69. ipulating the Top and Bottom P back off key Blowers 1 idle key 5 Figure 33 page 19 b Shows the temperature within the electrical The user can change the speed of the top and bot compartment temperature displayed in tom blowers independently change the speed of Celsius only the blowers DE gt c Shows the temperature within the cook chamber 1 From screen 1 of the TEST MODE press R1 to access the top blower or R2 to access the d Not applicable to this oven bottom blower Shows the voltage of the power supply 2 Press the up or down keys to change the speed of the selected blower in 5 increments The percentage of air cannot go below 10 or above 100 Viewing the Status Indicators Figure 38 L1 a b The status indicators located at the bottom of R TEST MODE screen and the heat control screen L3 12_ CL_O__TBTB F The status indicators are split into two display lines A b 4 123 45 6 7891011 Figure 38 Status Indicator Explanation BELTS OFF 1 INS BELT F BELT CTRL 10 25 1920 36 L2 lt I BELT 4 12 30 1343 31 3 CANCEL Figure 37 Belt Control Screen Figure 39 Enter New Serial Number Screen Bottom Display Line 21 Entering a New Serial Number The bottom display line shows enabled inputs and Figure 39 outputs on the control board The numbers 1 10 indicate the different bottom display line which are 1 Press L1 Fig
70. lenums Correctly reinstall the correctly installed nozzles and plenums YES re all elements heating cn Ho Rep demand ensure amp draw is correct Replace element s page 26 Open the right end bell Is the RTD properly connect ed to the I O control board NO page 39 48 YES Is wire harness properly NO Fix connection connected Fix connection T Is the RTD damaged so Replace the I O control gt or defective page 24 board page A B C 8 YES Test the RTD page 24 for resistance temperature chart 31 DNILOOHSIF1INOAL 32 TROUBLESHOOTING Is anything obstructing Is an F1 fault regular airflow into the cook chamber YES Place the oven in TEST MODE and test the heaters page 19 Do measure ments show the heaters are ok page 26 YES Is the solid state relay functioning No Replace the SSR page properly 7 Y Is the RTD damaged o Replace the I O control or defective page 24 board page A B C 8 YES est the page 24 for resistance temperature chart Troubleshooting F6 EC OVER TEMP Are the air filters on the back of the oven clean YES 2 Open the left and right end bells Are the cooling fans running Check for Dirt or debris in the cooling fan blades fans receiving A heat source near the filter correct voltage page 39 41 page A B C 6 and A D A D
71. nd Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death CAUTION Before removing installing any component make sure it is disconnected from the wire harness where applicable NOTE Single belt ovens will not have a Conveyor Motor in this location Instead the Gear Motor Cover will be installed see page B 4 Thermostat High Limit Conveyor Controller Conveyor Motor IN LS DIE SJ Ny Distribution Block EMI Filter Blower Assembly Figure B 4 Left End Bell Components Left End Bell Open Item Part Number Hardware Description Hardware Part Number s Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4 3022 Standoff 10 32 F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 I Screw 10 32 x 5 8 SKT HD PLT 104104 x4 Tos Standoff 410 32 x I F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Blower Motor Controller CON 7013 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 Conveyor Controller HHC 6670 2 Nut KEPS HEX 6 32 EXT Toot
72. ning Instructions Standard Oven Operation Oven Controls Cooking a Product Editing a Cooking Profile Changing a Cooking Profile Name Adjusting the Belt Speed Adjusting the Temperature Adjusting the Top and Bottom Air Oven Modes Config Mode Smart Card Screen Loading a Menu Accessing the Fault Count Screen Accessing the Setup Mode Setup Mode Changing the Display Temperature Changing the Belt Direction Edit Modes Select Screen Changing the Speaker Volume Info Screen Updating the Firmware Test Mode GN GN VA gt RR RRB BR CDN NH 11 12 14 14 15 15 15 17 17 17 17 18 18 18 18 18 18 19 Oven Modes Continued Accessing the Heat Control Screen 19 Accessing the Belt Control Screen 20 Manipulating the Top and Bottom Blowers 20 Viewing the Status Indicators 20 Entering a New Serial Number 21 Initiating a Burn In Test 22 Erasing Oven Settings 22 Viewing the Serial Number 22 Oven Systems The Control System 23 Control Board 23 Display 23 EMI Filter 23 Fuses 23 High Limit Thermostat 23 Keypad 23 Power Supply 24VDC 23 Relays K6 Heaters and K7 Conveyor Direction 23 Relay Solid State K5 K4 Heaters 24 RTD 24 Smart Card Reader 24 Speaker 24 Thermostats 120 F Close on Rise 24 Wire Harness 24 The Conveyor System 25 Gear Drive Conveyor Motor 25 Gear Drive Conveyor Motor Speed Controller CMSC 25 The Convection System 26 Blower Motor 26 Blower Motor Speed Controller BMSC
73. ock EMI Filter Blower Assembly Figure C 4 Left End Bell Components Left End Bell Open Item Part Number Hardware Description Hardware Part Number s Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4 4 HCT 3022 Standoff 10 32 x F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4 aa op Standoff 10 32 x F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Blower Motor Controller CON 7013 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 Conveyor Controller HHC 6670 2 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 Nut Plate 1 4 20 HCT 4107 x2 Conveyor Motor HCT 4120 Screw 1 4 20 x 3 4 HEX Washer HD Serrated CRES 101396 x4 Sprocket Chain 035 5 Bore 10 T 103562 Distribution Block HCT 4141 Nut 10 32 SERR HEX FLNG SS 100903 x2 EMI Filter 100539 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Fuse 20 Amp Class CC 100599 x2 None None Fuse Block 103548 Nut 8 32 HEX SS 101000 Relay Mechanical K6 101279 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Relay Solid State K4 K5 HCT 4213 Screw 8 x 3 8 PH MOD TRUSS CRES 101682 x2 Thermosta
74. orking correctly pages 25 26 Is the wire harness properly connected pages 39 48 Replace correct the operation of the con eyor motors and or CMSCs blower and BMSCs heaters and or wiring harness pages 25 26 39 48 Troubleshooting Food Not Cooking Properly Does the problem occur for all programmed recipes For example are all recipes under cooked overcooked etc Is the food item in the correct starting state e g frozen fresh etc Is the correct Ensure that the correct amount of food amount is being portion being cooked not more or less than the recipe specifies Ensure that the Is the food item being prepared correctly food item is and consistently For example confirm properly prepared meat is sliced at correct thickness pizza dough is correct consistency etc Correctly reinstall plenums and nozzle Does the problem occur EVERY time the re the plenums and food item is cooked nozzle plates correctly 37 DNILOOHSF1INOAL 38 TROUBLESHOOTING Does the keypad beep when a key is pressed Is the 24 VDC power Replace the fuses page A B C 7 NO u supply receiving power Correct wiring If cable is damaged YES replace it Replace the power supply Is the power supply Es page A B C 8 output 24 VDC Replace the I O control Bh ae ird page A B C 8 receiving correct VDC o pages 39 48 Check wirin
75. oth CRES 102961 x4 u ee ar Spacer 4 x 25 3 8 IG THRU Round 101869 x4 Conveyor Controller 100448 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Nut Plate 1 4 20 HCT 4107 x2 Conveyor Motor HHC 4120 Screw 1 4 20 x 3 4 Lg PHTRHD SS 101399 x4 Sprocket Chain 035 5 Bore 10 T 103562 Nut KEPS HEX 4 40 EXT Tooth 102960 x4 DEP VAD Standoff Round 12 ID 25 OD x 50 long 101954 x4 EMI Filter 100539 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Power Supply 101211 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x2 Power Supply Bracket HCT 4103 Screw M3 x 8mm long PPHD SS 101668 x3 Relay Mechanical K7 101279 Nut KEPS HEX 46 32 EXT Tooth CRES 102961 x2 RTD HHC 6517 2 Screw 8 x 1 2 Phillips MOD TRUSS SS 101698 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 x4 amari Gane Reade Stand Off 12 id 25 od x 50 Lg 101954 x4 Speaker CON 7048 Nut 4 40 HEX Nylock SS 101060 x4 Thermostat Cooling Fan 102086 Screw 6 x 1 2 PPHD DRL PT SS 101687 x2 Voltage Sensor 100783 Nut KEPS HEX 6 32 EXT Tooth CRES 102961 These items are included in both the right and left endbells See Service Parts Price List for details Smart Card Reader Cable Smart Card Reader not shown Figure A 9 Right End Bell Components Electronics Tray Removed
76. otor Cover Dual belt ovens will have the Chainguard Left Chainguard Left Gear Motor Cover not shown Keypad gt Shelf Tray NY Chain behind guard and Chainguard Right Y MS TMi Yi Zm 0 NE Ly JN 4 de AUTE UNL M MIB 7 o o Hy eo W A A Y Wm Shelf Tray Crumb Tray Conveyor Leg Crumb Tray Hatch Latc Hatch Figure B 1 Front Oven Components Figure B 2 Inner Oven Components NOTE If replacing round heaters not pictured above HCT 3016 must be used Item Part Number Hardware Description Hardware Part Number s Air Filter HCT 4067 x2 None None Back Panel Display HCT 4079 Screw 10 32 5 PPH INT Tooth SS 101460 x2 Back Panel Tail HCT 4105 Screw 10 32 5 PPH INT Tooth SS 101460 x2 Chain Conveyor HCT 4143 None None Chainguard Left HCT 4038 None None Chainguard Right HCT 4041 None None Channel HCT 4076 Screw SH MTL 8 x 1 2 Serrated PHTRH 101688 x4 Conveyor Single HCT 3009 Chain 35 52 Links With Master Link Endless HCT 4143 Conveyor Split Belt 50 50 HCT 3010 Chain 35 52 Links With Master Link Endless HCT 4143 x2 Conveyor Split Belt 70 30 HCT 3011 Chain 35 52 Links With Master Link Endless HCT 4143 x2 Nut KEPS Hex 6 32 EXT Tooth CRES 102961 x4
77. owner and or installer s responsibility to comply with any codes that may exist Install this oven according to the policies and procedures outlined below and throughout this manual WARNING Death injury and equipment damage can result from improper installation of a unit damaged during shipment or storage WARNING Do not install an oven suspected of damage Improper installation or the installation of a unit damaged during shipment or storage may void the Limited Warranty Delivery and Initial Inspection All TurboChef ovens are shipped so as to prevent damage Upon delivery inspect the shipping container for external damage Any evidence of damage should be noted on the delivery receipt which must be signed by the driver Upon removing the oven from its shipping carton check for damage Make note of any damage and contact the shipping company to file a claim Carriers will accept claims for concealed damage if notified within fifteen days of the delivery and if the shipping container is retained for inspection TurboChef does not assume responsibility for any loss or damage suffered in transit The carrier assumes full responsibility for delivery in good order when the shipment is accepted However when necessary TurboChef can assist in filing a claim Lifting the Oven WARNING Two or more people are required to lift the the HhC 1618 190 lb 86 2 kg the HhC 2020 195 Ib 88 5 kg or the HhC 2620 260 Ib
78. place them with the thumb screws provided with kit HCT 3001 4 Stack the top oven on the bottom oven If stacking three ovens stack only the middle oven at this point 5 Remove the 6 screws marked A or B in Figure 16 below 6 Align each straight bracket with the holes in the bottom oven and reinstall the screws marked A in Figure 17 below 7 Align each straight bracket with the holes in the top oven and reinstall the screws marked B in Figure 18 below 8 Ifstacking three ovens repeat steps 2 7 above to stack the top oven to the middle oven 9 On both sides of the stacked ovens install the tabbed brackets as shown in Figure 17 removing and replacing the screws marked C NOTE If double stacking ovens 2 tabbed brackets will be used If triple stacking ovens 4 tabbed brackets will be used e Figure 18 Installing Tabbed Brackets icd Tabbed Bracket NOILVIIVISNI SNOILVOI4dI2ddS 6 SPECIFICATIONS AND INSTALLATION Installation Near Open Heat Source When placing a TurboChef oven near an open heat source see Figure 19 adhere to the following If the oven is being placed near a grill or stove a divider must exist between the oven and the open heat source with a minimum of 6 152 mm between the oven and the divider If the oven is being placed near a fryer a divider must exist between the oven and fryer with a minimum of 12 305 mm between the oven and t
79. rly see below present at the I O board replace the board J10 A13 to J9 C6 front belt 5 If CMSC is operating properly inspect the J10 A14 to J10 AG rear belt wire harness for damage or shorts 5 Check ohms of motor Figure 45 6 Ifthe wire harness is intact and undamaged o and the CMSC is operating properly the 6 If wire harness is intact and undamaged gear drive is damaged or defective and must the CMSC is damaged or detective and be replaced must be replaced To From Description Expected Resistance White Grey Winding 305 315 Q gt White Black Winding A C 305 315 Q Un lt Black Winding B C 305 315 White Grey Windings to m Black cen chassis Open Figure 45 Conveyor Motor Ohm Chart OVEN SYSTEMS Accessing Parameters WARNING DO NOT perform this procedure unless instructed by TurboChef Changing the parameters to other than those preset by TurboChef can damage critical oven components NOTE Motor Rated Speed 07 is RPM of motor before gearbox not after 1 Open the right end bell page A B C 8 2 Locate the CMSC page A B C 8 3 Press the key 4 Use theW and keys to navigate the parameters See page 40 5 Press the key to access the parameter shown on the CMSC display 6 Use theWand V keys to manipulate the par ameter 7 Press the M key to return to the parameter selection 8 Repeat steps 4 7 to manipula
80. rt Here Outside of Left End Bell Right End Bell Item Part Number Qty Per Oven End Bells Page A 6 Page A 8 Page A 4 Heater Bracket HCS 4122 1 Heater Cover HCS 4032 1 V Jetplate HCS 4099 2 V Keypad HHC 1234 1 V Leg HHB 3205 4 V Plenum HCS 4020 2 Power Contact Factory 1 Power Cord Retainer 15 9211 2 V Power Supply 101211 1 Power Supply Bracket HCT 4103 1 Relay Mechanical K6 101279 1 Relay Mechanical K7 101279 1 Relay Solid State K4 K5 HCT 4213 1 6517 2 1 Shelf Tray Crumb Tray Extension 6 HCS 4050 2 100506 1 Speaker CON 7048 1 Support Top Plenum HCT 4169 1 V Thermostat Cooling Fan 102086 2 V Thermostat High Limit 102075 1 Voltage Sensor 100783 1 V Wire Harness Fan Jumper HCT 4086 12 1 wi Harness Ground Wire 24 W 10 HCT 4086 11 25 Lugs Wire Harness Line Voltage Display PS BMSC and CMSC HCS 4086 2 1 Wire Harness Line Voltage Jumper Black HCS 4086 5 Single Phase Wire Harness Line Voltage Limit to Distribution Block Black White and Red HCS 4086 6 1 3 Phase Delta Only Wire Harness Line Voltage Limit to Distribution Block Blue Single Phase HCS 4086 3 1 Domestic 3 Phase Wye Wire Harness Line Voltage Main HCS 4086 1 1 Wire Harness Line Voltage SSR to Distribution Block Black White and Red Wire Harness Low Voltage CMSC HCS 4163 2 1 Direction Wire H
81. seized Unplug oven and correct obstruction or replace motor Motor spins freely Verify motor windings see Figure 48 page 29 Verify motor windings are OK Measure the resistance between windings and chassis Unplug oven and replace motor if resistances do not agree with the values in the table on page 29 If motor is OK proceed to step 3 below Status indicators TBTB should be visible when motors are on in TEST MODE If any of these indicators are not present for example TB_B a b Disconnect control wiring Ground the Status OK wire of the motor controller that is being tested pin 5 on the J2 connector to chassis reference wiring schematic of the blower motor controllers on pages 39 48 Keeping the wire grounded check terminals on the control wiring plug for 0 10 VDC control voltage reference drawing of Control Pinouts pages 39 48 while incrementing blower speed in TEST MODE see Manipulating Top and Bottom Blowers page 20 and page 19 for an illustration of TEsT MODE If DC voltage is present throughout all speed settings in TEST MODE see Manipulating Top and Bottom Blowers page 20 and page 19 for an illustration of TEsT MODE replace motor controller If not check harness and or replace I O board Restart the oven access the TEST MODE and turn on both the top and bottom blowers Are the status indi cators at location 6 7 8 and 9 present pages 20 21 YES re the nozzles and p
82. splay if the cook cavity temperature returns to within 25 14 C of the set cooking temperature during cook ing or in TEST MODE F4 Emergency Stop This fault is displayed when the emergency stop key is pressed This fault acts as a counter that logs how many times the emergency stop key page 11 has been pressed The fault is cleared from the display once the oven is restarted F5 CC Over Temp This fault is displayed if the cook cavity s tempera ture reaches or exceeds 625 F 329 4 C The fault is cleared from the display once the oven is restarted and the temperature recedes below 625 F 329 4 C 27 F6 EC Over Temp This fault is displayed if the temperature within the electrical compartment reaches 149 F 65 how ever the oven will not shut down and the fault will not be logged in the fault count log unless it reaches 158 70 The fault is cleared from the display when the electrical compartment temperature recedes below 149 F 65 F7 RTD Failure This fault is displayed if the RTD circuit is open shorted reads above 645 F 340 5 C or reads below 40 F 40 C The fault is cleared from the display if the RTD circuit is closed or the temperature reads within 645 F 340 5 and 40 F 40 C F8 High Limit Tripped This fault is displayed if the high limit switch trips The switch trips when the high limit probe reads approximately 600 F 315 5 C The faul
83. t Cooling Fan 102086 Screw 6 x 1 2 PPHD DRL PT SS 101687 x2 Thermostat High Limit 102075 Screw MAX 0 7 x 8 PPHD INT Tooth SS 101672 x2 Power Cord Contact Factory None None These items are included in both the right and left endbells 20 Amp Fuse Class CC Fuse Block Blower Motor Controller Figure C 5 Left End Bell Components Back Panel Removed SLN3NOdWOD 0797 ONIDV Iddd D XIONIddV C 8 APPENDIX C REPLACING 2620 OVEN COMPONENTS Replacing Items Right End Bell DA WARNING Before removing or replacing any oven component thoroughly read the safety instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death CAUTION Before removing installing any component make sure it is disconnected from the wire harness where applicable Voltage Sensor Thermostat LA e Relay Mechanical K7 0 Conveyor Controller kes 6 Conveyor Motor Blower Motor Controller p D Figure C 6 Right End Bell Components Right End Bell Open Blower Motor Assembly RTD Display VFD Power Supply and Bracket Card Reader Control Board EMI Filter Figure C 7 Right End Bell Components Back Panel Removed Item Part Number Hardware Description Hardware P
84. t is cleared from the display when the high limit switch is manually reset F9 Belt Fault This fault occurs if the conveyor belt fails to start or the conveyor is dragging To assist troubleshooting there are 6 detailed additions F9 1 REAR BELT CONTROLLER Rear belt speed controller has closed its fault relay F9 2 REAR BELT SPEED FAULT Rear belt cannot control its speed was F9 F9 3 REAR BELT HALL FAULT Rear belt hall Sensor not putting out pulses F9 4 FRONT BELT CONTROLLER Front belt speed controller has closed its fault relay F9 5 FRONT BELT SPEED FAULT Front belt cannot control its speed was F9 F9 6 FRONT BELT HALL FAULT Front belt hall sensor failed NOTE If your oven was manufactured in 2011 or earlier it may only be able to report F9 without detailed additions DNILOOHSIF1INOAL The fault is cleared from the display if the conveyor belt starts when initiating cooking 28 TROUBLESHOOTING F1 Blower Failure 29 30 F2 Low Temp During Cook Page 31 F4 Emergency Stop Y v N A F5 CC Over Temp 32 F6 EC Over Temp M 33 F7 RTD Failure v 34 F8 High Limit Tripped 34 F9 Belt Fault 35 Figure 47 Fault Code Table NOTE All fault codes except F2 and F9 will terminate cooking upon discovery Any fault that occurs will be logged in the in the fault coun
85. t log page 17 except F6 Fault Code Troubleshooting From TEST MODE you can test separate oven components to help diagnose an issue access TEST MODE see page 19 page 19 Troubleshooting F1 BLOWER FAULT ccess the TEST MODE re the status indicators at YES board BMSC and blower location 7 and 8 present Open Left End Bell Is a fault code present on the BMSC NO YES YES NO Y See page 30 Is the wiring connected properly YES Check the BMSC blower motor and I O control board see page H NO 30 Do resistance measurements between windings and chassis agree with values on motor windings resistance table Figure 48 See page 30 motor wiring pages 39 48 Remove obstruction or if necessary replace blower motor page A B C 6 YES lower A B C 8 upper Replace the blower motor page A B C 6 lower A B C upper Correct wiring or replace I O control board BMSC or blower motor if damaged page A B C 6 lower To From Description Expected Resistance Black Red Winding A B 2 3 2 8 Black White Winding A C 2 3 2 8 Q Red White Winding B C 2 3 2 8 Q N A Green Windings to chassis Open Figure 48 Motor Windings Resistance Table 29 DNILOOHSF1INOUL 30 TROUBLESHOOTING Blower Motor Troubleshooting NOTE Continued from page 29 Verify motor spins freely Motor
86. te other parameters as needed The Convection System This section contains information about and testing procedures for the following components Blower Motor Blower Motor Speed Controller BMSC Heaters Blower Motor The convection motor is a brushless AC switch reluctance type Its top speed is 7100 RPM at 1 HP The motor is controlled by a proprietary controller Testing Procedure l Disconnect line voltage from the unit 2 Make sure the motor spins freely 3 Take a resistance reading of the motor windings and use Figure 46 to verify the resistance readings are correct 4 If the resistance readings are correct reconnect motor wiring and then apply line voltage to the unit and check for voltage applied to the motor windings 5 If no voltage is present ensure the BMSC is operating properly see below 6 If BMSC is operating properly inspect the wire harness for damage or shorts pages 39 48 7 lf wire harness is intact and undamaged and the BMSC is operating properly the blower motor is damaged or defective and must be replaced page A B C 6 lower A B C 8 upper Blower Motor Speed Controller BMSC The motor controller is proprietary and will only operate the convection motor described above The motor controller is controlled on command from the I O control board and a 0 10VDC speed command from the I O control board See pages 27 28 for troubleshooting Heaters The back and
87. ure 34 page 19 on screen 2 of explained below NOTE A or _ displayed on the bottom display line denotes values that are in the off mode or closed 2 1 represents the real time clock pulse used by the control board to time oven functions The R will blink once per second 2 The 1 shows that the rear belt s conveyor motor s Hall Effect Sensor HES is sending a pulse to the control board 3 The 2 shows that the front belt s conveyor motor s HES is sending a pulse to the control board 4 The will only appear if the voltage is below 220 5 The L signifies that this is an electric g oven 6 The will only be missing during an F8 High Limit Tripped fault 7 The first is displayed while the top air BMSC reports an ok status to the control board 8 The first is displayed while the bottom air BMSC reports an ok status to the control board 9 second T is displayed while the top air BMSC is enabled and receiving a command 10 The second B is displayed while the bottom air BMSC is enabled and receiving command 11 If the F is displayed the belts are traveling right to left If the F is not displayed the belts are traveling left to right the TEST MODE to access the serial number input screen Enter the new serial number The up key moves up through the available characters i e A B C
88. usting the Top and Bottom Air 1 Press 1 Figure 22 to access the top air controls or R3 to access the bottom air controls Adjust the air speed Press the up key to increase the air speed in 5 increments up to 100 Flex option enabled the user can only increase the air speed by up to an additional 15 Press the down key to decrease the air speed in 5 increments down to 10 Flex option enabled the user cannot decrease the air speed by more than 15 Press the soft key again to exit the air controls NOILVHddO NJAO 15 16 STANDARD OVEN OPERATION This page intentionally left blank Oven Modes Config The CONFIG MODE Figure 24 serves four main purposes 1 To access the smart card screen 2 To access the fault count screen 3 To access the SETUP MODE 4 To access the TEST MODE service use only To access the CONFIG MODE press the up key from the OVEN OFF MODE or COOLING DOWN MODE if menus 5 8 are shown on the display press the up key twice Smart Card Screen Loading a Menu The smart card screen allows the user to Load a menu from smart card to oven Save a menu from oven to smart card To load or save a menu 1 Press L3 Figure 24 to access the smart card screen Figure 25 2 Insert a smart card into the smart card slot Figures 26 and 27 with the gold chip facing the front of the oven 3 Load or save a menu Press R1 to load a m
89. w SH MTL 8 x 1 2 Serrated PHTRH 101688 x4 Duct Tail Back Panel Tail Duct Display Figure A 4 Panel Assemblies _ Back Panel Display Finger Guard Cooling Fan A 5 SLN3NOdWOD NdAO 8191 DNIDV Iddd XIONIddV A 6 APPENDIX REPLACING HhC 1618 OVEN COMPONENTS Replacing Items Left End Bell WARNING Before removing replacing any oven component thoroughly read the safety instructions found at the front of this manual and Oven Systems pages 23 26 Adhere to all precautions and warnings outlined in these sections as failure to do so could result in serious injury or death CAUTION Before removing installing any component make sure it is disconnected from the wire harness where applicable Thermostat High Limit Blower Motor Controller EMI Filter Figure A 5 Left End Bell Components Left End Bell Open Item Part Number Hardware Description Hardware Part Number s Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4 2 HCT 3022 Standoff 10 32 x F F 3 8 HEX PLT 104105 x4 Spacer 10 192 x 3 8 OD X 7 16 AL 104111 x4 Screw 10 32 x 1 PHTRHD SS 102941 x4 Nut 1 4 20 Serrated HEX Flange Plated Steel 100906 x4 Screw 10 32 x 5 8 SKT HD PLT 104104 x4
90. wed When the full edit option is enabled for a given setting that setting is fully customizable and chang es are saved once the oven returns to the OVEN OFF Of COOLING DOWN MODE When the flex option is enabled for a given setting that setting is customizable within flex option limitations as described in the following sections and changes will reset when the oven returns to the OVEN OFF Or COOLING DOWN MODE NOTE The flex option does not apply to editing a profile name This section assumes that the full edit option is enabled except where otherwise noted and that a cooking profile and belt speed have been selected TOP AIR 8096 BELT F COOKING SET 5 00 475F PROFILE 1 R2 BELT R 3 20 BTM AIR 100 Changing a Cooking Profile Name 1 From the cooking screen Figure 22 press L1 to access the name change screen Figure 23 2 Change the name of the cooking profile The up key moves forward through the available characters e g A B C The down key moves backward through the available characters e g A 9 8 INS L1 inserts a space DEL R1 deletes the selected character gt R2 moves the cursor to the right L2 moves the cursor to the left 3 Press save R3 to save the changes or cancel L3 to cancel any changes L1 INS I PROFILE 1 CCANCEL Figure 22 Cooking Screen Figure 23 Name Change Screen Adjusting the Belt Speed T
91. y the 24 VDC power supply and sends control voltage to each relay See schematics pages 39 48 24 VDC can be measured at the J9 connector pins 19 and 8 Display The vacuum fluorescent display is the primary user interface and is powered by the control board using 5 VDC Its input voltage can be tested at J7 pins 1 and 3 page 39 48 EMI Filter The EMI filter helps suppress the amount of RF noise emitted by the oven also filtering noise from entering the controls Fuses The control circuit is ultimately protected by two 20 amp class CC fuses which are in the line voltage circuit incoming voltage The fuses are designed to blow in case of an over current situation 23 High Limit Thermostat The high limit thermostat is a 3 pole manual reset thermostat with a trip point of 572 F 300 C The thermostat interrupts power to the heater elements Keypad The keypad is an 11 key membrane switch Power Supply 24VDC The power supply converts line voltage to 24 VDC Line voltage is connected to terminals L amp N The output 24 VDC is on terminals V and V Testing Procedure 1 Check for line voltage at terminals L amp 2 If correct voltage is present check output V amp V for 24 VDC with output wires disconnected 3 Ifvoltage is present with output wires disconnected and not present when the wires are connected inspect the wire harness for damage or shorts pages 39 4
92. z 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 E EI E E E Reducing Fire Risk If materials inside the oven ignite or if smoke is observed 1 Turn off the oven 2 Disconnect the power cord or shut off power at the fuse circuit breaker panel Carefully attend the oven if paper plastic or other combustible materials are placed inside the oven to facilitate cooking EJ DO NOT leave items in the cook cavity when the oven is not in use DO NOT cook items wrapped in cling wrap or plastic film DO NOT overcook food E NOILVWYOANI ALAAVS SAFETY INFORMATION Preventing Oven Damage 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 Clean the oven daily Clean the oven only with TurboChef Oven Cleaner DO NOT clean with a water jet DO NOT allow cleaning solution or water to remain in the cook cavity longer than necessary Grounding Instructions WARNING Improper grounding increases the risk of electric shock This appliance must be grounded Th

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