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Convection Circuit

8-10

CONVECTION CIRCUIT PARTS LIST: See Figure 8-3

Ite

Part

Number

Description

Used on Model(s)

TC3-0194

GASKET, 3 PHASE, HEATER COVER

All

TC3-0202

PLATE, SHEATHED HEATER

All

100652-1

240 VAC SHEATHED HEATER

All (240 VAC)

100652-3

208 VAC SHEATHED HEATER

All (208 VAC)

100652-3

200 VAC SHEATHED HEATER

All (200 VAC)

4,5,6

SHEATHED HEATER HARDWARE (SUPPLIED W/HEATER)

All

TC3-0192

PLATE, C3 HEATER MOUTING (OBSELETE)

C3/AB, C3/C

TC3-0194

GASKET, 3 PHASE HEATER COVER

All

100665

240 VAC HEATER ELEMENT, OPEN COIL (OBSELETE)

C3/AB, C3/C

100666

208 VAC HEATER ELEMENT, OPEN COIL (OBSELETE)

C3/AB, C3/C

102390

WASHER, SPLIT LOCK, #8 CRES

C3/AB

102230

WASHER, SPLIT LOCK, M4

C3/C

101665

SCREW, #8-32 PPHD, CRES

C3/AB

101671

SCREW, M4 X 10 mm

C3/C

T0185

CATALYTIC CONVERTER

All

100440

BLOWER MOTOR SPEED CONTROLLER (SP200)

All

100441

BLOWER MOTOR SPEED CONTROLLER (DELTA)

All

T0204

PEPPERONI CATCHER (SMALL HOLE)

C3/AB, C3/C

TC3-0197A

PEPPERONI CATCHER (EXPANDED METAL) MUST ONLY

BE USED WITH SHEATHED HEATER ASSY

All

C0260

BRACKET, CATALYTIC CONVERTER INNER

C3C

102065

TYPE K THERMOCOUPLE

All

R7603

HI-LIMIT THERMOSTAT

All

Note: When upgrading to a new sheathed heater, order TC3-0200 which includes the
following items, 1, 2, 3 (specify voltage), 15. This kit is provided with a step by step field
service bulletin FSB10033.doc

Содержание C3-Multi

Страница 1: ...C3 AB C3 C C3Multi C3 CMulti CONVECTION MICROWAVE OVEN SERVICE AND REPAIR MANUAL TURBOCHEF TECHNOLOGIES INC www turbochef com 10500 Metric Drive Suite 128 Dallas Texas 75243 USA 800 908 TURBO 8 8726...

Страница 2: ...TurboChef Technologies Inc This page intentionally left blank...

Страница 3: ...peration Description 3 2 Glossary of Common Operating Terms 3 3 Programming Mode 3 4 Chapter 4 Fault Codes Fault Code Introduction 4 2 Fault Code Summary Matrix 4 3 Chapter 5 Test Test Function Detail...

Страница 4: ...ing Input Voltage at Motor Controller 8 9 Blower Circuit Defective Messages 8 10 SP 200 Blower Motor Controller Fault Codes Troubleshooting 8 11 Delta Blower Motor Controller Fault Codes Trobleshootin...

Страница 5: ...procedures of the oven and the procedures to edit or change a cooking program 3 THEORY OF OPERATION This chapter provides a total oven overview of all major subsystems in the oven Additionally it pro...

Страница 6: ...if it has a damaged cord or plug if it is not working properly or if it has been damaged or dropped See POWER SUPPLY CORD REPLACEMENT found on page v 9 This appliance should be serviced only by quali...

Страница 7: ...T place any object between the oven front face and the door or allow soil or cleaner residue to accumulate on the sealing surfaces 3 DO NOT operate the oven if it is damaged It is particularly importa...

Страница 8: ...ating compartments check the magnetron wave guide or transmission line and cavity for proper alignment integrity and connection 4 If the oven is operative prior to servicing a microwave emission check...

Страница 9: ...rd is too short have a qualified electrician or serviceman install an outlet near the appliance POWER SUPPLY CORD REPLACEMENT If the power supply cord is damaged it MUST BE replaced by the manufacture...

Страница 10: ...xhibit sensitivity to signals below these limits resulting in interference with that equipment If your equipment experiences interference the following steps should be considered 1 Increase the physic...

Страница 11: ...CHAPTER 1 INSTALLATION SPECS...

Страница 12: ...ctor Maximum Power Usage Convection Oven Microwave Oven 5 2 kW 2 0 kW TABLE 1 1 Oven Specifications INSTALLATION The TurboChef Technologies Inc oven is manufactured to comply with applicable CE ETL FD...

Страница 13: ...le work stations or countertops There must be 2 5 08 cm between the top of the unit and any shelf or other surface The oven must be installed level front to back and side to side The oven legs may be...

Страница 14: ......

Страница 15: ...CHAPTER 2 CLEANING OPERATING...

Страница 16: ...are Oven Cleaner and set aside to allow the cleaner to penetrate DO NOT soak the Ceramic Cook Platter or Waveguide Cap in water 2 Clean the ceramic cooking platter and wave guide cap using brushes and...

Страница 17: ...CHAPTER 3 THEORY OF OPERATION...

Страница 18: ...owning the food you know to focus on the Convection Circuit not the Microwave System If an oven is browning the food but not heating the food you will know to focus on the Microwave System The followi...

Страница 19: ...MW Percent of microwave used during a cook event Cook Temperature Set Point Temperature should be a constant parameter The same cook temperature should be used by all cook recipes MODES Mode The soft...

Страница 20: ...he Enter Key to set CC Altering a Recipe The C3 oven control has 64 unique Recipes available for the operator The Display will show 1 page of 8 Recipe Groups Each Recipe Group contains 8 Subgroups or...

Страница 21: ...s Press the Back Arrow 4 times to exit the Edit mode User Configurable Options The user may enable or disable the following options Edit Mode For security purposes the Edit Mode can be disabled by pre...

Страница 22: ...e Passwords Edit Mode Back and Enter simultaneously Enter Pin 9 Enter Test Mode Back and Enter simultaneously Enter Pin 9 4 2 8 Enter Reset Control Soft Restart Back and Enter simultaneously Enter Pin...

Страница 23: ...CHAPTER 4 FAULT CODES...

Страница 24: ...aw is being monitored by the control board which has a current transformer mounted on it See section 6 LOW COOK TEMP or F2 LOW TEMP the temperature set for the C3 SERIES is not being maintained within...

Страница 25: ...C OVR TMP F6 EC TEMP X X X 6 HX RISE LOW Same X X 8 THERMO OPEN Same X X X 8 OVEN DOOR AJAR Same X X X 7 EC TEMP HIGH F6 EC TEMP X X X 6 CLOSE OVEN DOOR same X X X 7 TABLE 4 1 Notes 1 All Fault Codes...

Страница 26: ......

Страница 27: ...CHAPTER 5 TEST...

Страница 28: ...the filaments are already on MAG ON RF xxx is displayed xxx is the fluctuating microwave power measured in the wave guide Any time the MGTRON key is released the magnetron turns off The filament powe...

Страница 29: ...s Fahrenheit or Celsius for temperature displays Cook Fault Counter The FAULTS or FF key is used to read and reset the oven cook fault counters Press the 0 key to reset the fault counter displayed On...

Страница 30: ...TurboChef Technologies Inc C Series 5 2...

Страница 31: ......

Страница 32: ...TER keys At the Enter Pin ____ prompt key in 3348 EDIT and press Enter At the Please Enter New PIN ____ prompt key in from 1 to 4 digits and press Enter Reference Chapter 3 To enable or disable the Pl...

Страница 33: ...CHAPTER 6 ELECTRICAL CONTROLS SYSTEM...

Страница 34: ...OLLER 19 CONVECTION MOTOR 20 N A 21 N A 22 THERMOSTAT MAGNETRON 212F 23 THERMOSTAT CLOSE ON RISE 120F ELECTRICAL COMPARTMENT COOLING FAN K6 19 3 14 4 15 16 11 17 18 1 6 2 8 7 9 3 13 10 22 23 1 PHASE E...

Страница 35: ...THERMOSTAT CLOSE ON RISE 120F ELECTRICAL COMPARTMENT COOLING FAN K6 19 14 4 15 16 11 17 18 2 1 6 8 7 9 3 13 10 22 23 1 PHASE C3 C EC BOX WMF 1 Circuit Breaker CB1 35Amp with trip coil T0322 10 COOLING...

Страница 36: ...AMENT TRANSFORMER 102091 6a K2 RELAY SOCKET T0278 T0309 16 MAGNETRON HV TRANSFORMER 102093 6b K3 RELAY SOCKET T0278 T0309 17 MAGNETRON 100860 6c K6 RELAY SOCKET T0278 T0309 18 BLOWER MOTOR SPEED CONT...

Страница 37: ...AMENT TRANSFORMER 102091 6a K1 RELAY SOCKET T0278 T0309 16 MAGNETRON HV TRANSFORMER 102093 6b K2 RELAY SOCKET T0278 T0309 17 MAGNETRON 100860 6c K3 RELAY SOCKET T0278 T0309 18 BLOWER MOTOR SPEED CONT...

Страница 38: ...309 Relay 24 VDC Coil 240 VAC Output Socket All 7 101285 Solid State Relay for Heater All 8 101285 Solid Sate Relay for Magnetron All 9 T0265 SMT Controller All 10 M9609 Electrical Compartment Cooling...

Страница 39: ...l s 19 C0299 Convection Motor Assy All 20 103170 Circuit Breakers CB2 CB3 15 Amp C3Multi C3 CMulti 21 101285 K7 Solid State Relay C3Multi C3 CMulti 22 102070 Thermostat Magnetron 212F All 23 102085 Th...

Страница 40: ...CONTROL PANEL SHEET METAL C3 C C3 CMULTI 3 NA VFD DISPLAY CONNECTOR All 4 T0264 KEYPAD All 5 T0374 CONTROL MOUNTING PLATE C3 AB C3MULTI 5 C0374 CONTROL MOUNTING PLATE C3 C C3 CMULTI 6 T0238 VFD DISPL...

Страница 41: ...and if the display shuts down check for Loose Wire Connection or Magnetron Cooling Fan shorted 2 Output is 24VDC Verify I O Board has 24 VDC by checking the voltage on the D6 diode striped end to Chas...

Страница 42: ...key until the oven screen displays OVEN OFF then Press and hold the BACK and ENTER keys simultaneously and then key in PIN 9 4 2 8 access code then ENTER This will allow you to enter into the test mod...

Страница 43: ...CHAPTER 7 COOK DOOR ASSEMBLY...

Страница 44: ...e sequence must reverse i e P S and then M If this sequence is not correct YOU MUST READJUST THE SWITCHES See section 7 6 WHY DOES THE CIRCUIT BREAKER TRIPPED IF THE SWITCHES ARE MISALIGNED In additio...

Страница 45: ...rent is 20amps 208V element is 9 ohms current is 23 amps C3 C oven only Check the 25 Amp fuse inline with the CB1 and the heater Reference Chapter 8 Solid state contactor K5 K7 for hot air element See...

Страница 46: ...the bottom of the circuit breaker and pull the breaker up and out to remove it from the din rail allowing access to the switch brackets on the right side of the oven Note Refer to page 7 11 DOOR ADJUS...

Страница 47: ...switch bracket by loosening the screws as necessary FINAL TESTING OF DOOR SWITCH ADJUSTMENT 19 After the door switch assemblies have been properly aligned and adjusted on both sides confirm that with...

Страница 48: ...TurboChef Technologies Inc C Series 7 8 Figure 7 3 Interlock Placement Differences C3 AB vs C3 C...

Страница 49: ...OLLOWER ROLLER 2 TRAILING ARM NOTES 3 IN DOOR CLOSED POSITION THE TRAILING ARM SHOULD SEAT AS SHOWN ON THE CAM NOTE BOTH THE LEFT AND RIGHT SIDES SHOULD BE ADJUSTED SUCH EACH SIDE SEATS AS SHOWN 4 AS...

Страница 50: ......

Страница 51: ...Cook Door 7 9 Figure 7 58 Interlock Switch Adjustment...

Страница 52: ...inge bars not shown through the lower slots Use caution in installing the door to avoid bending the hinge bars If the bars bind in their slots gently wiggle the door to free them c Attach the bars to...

Страница 53: ...the lower edge of the sealing planes will be tight and there will be an excessive gap between the sealing planes along the top edge In this position with the top molding removed most of the hex head o...

Страница 54: ...TurboChef Technologies Inc C Series 7 12 FIGURE 7 6a C3 C C3 Cmulti Left Side...

Страница 55: ...34 INTERLOCK SWITCH BRACKET C3 C C3 CMULTI 5 T0330 INTERLOCK SECONDARY SWITCH C3 AB C3MULTI 5 C0330 INTERLOCK MONITOR SWITCH C3 C C3 CMULTI 6 C0330 INTERLOCK PRIMARY SWITCH C3 C C3 CMULTI 7 T0516 DOOR...

Страница 56: ...ion Used on Model s 12 T0560 CAM FOLLOWER ASSY C3 AB C3MULTI 12 C0560 CAM FOLLOWER ASSY C3 C C3 CMULTI 13 T0541 CAM FOLLOWER ROLLER C3 AB C3MULTI 13 C0541 CAM FOLLOWER ROLLER C3 C C3 CMULTI 14 T0548 G...

Страница 57: ...ht Side K6 K3 K2 K6 K4 K5 DOOR REMOVAL AND REPLACEMENT RIGHT SIDE 1 TRAILING ARM 2 INTERLOCK ACTUATOR BRACKET 3 INTERLOCK SECONDARY SWITCH 4 INTERLOCK SWITCH BRACKET 5 SPRING TRAILING ARM 6 CAM FOLLOW...

Страница 58: ...C3 C C3 CMULTI 4 C0534 INTERLOCK SWITCH BRACKET C3 C C3 CMULTI 4 T0534 INTERLOCK MONITOR SWITCH BRACKET C3 AB C3MULTI 4 T0534 INTERLOCK PRIMARY SWITCH BRACKET C3 AB C3MULTI 5 T0542 SPRING TRAILING ARM...

Страница 59: ...ME PLATE AL 27 N A 28 N A 29 N A 30 ASSY GUIDE BLOCK C3 C DOOR ASSEMBLY 1 SHUNT DOOR 2 SEAL ENVIRONMENTAL 3 SHUNT SUPPORT SHIM 4 SCREW M4 X 12MM SS 5 COVER DOOR PLASTIC 6 SHUNT SUPPORT DOOR 7 WASHER M...

Страница 60: ...MULTI 7 N A WAHSER M4 SS C3 C C3 CMULTI 8 N A WASHER LOCK M4 SS C3 C C3 CMULTI 9 N A NUT M4 SS C3 C C3 CMULTI 10 C0575 DOOR INSULATION C3 C C3 CMULTI 11 C0431 DOOR INSULATION C3 C C3 CMULTI 12 C0267 H...

Страница 61: ...r Description Used on Model s 22 C0508 ASSY BEARING BLOCK C3 C C3 CMULTI 23 C0507 PLATE DOOR REINFORCING C3 C C3 CMULTI 24 N A SCREW M4 X 16 MM SS C3 C C3 CMULTI 25 C0193 OUTER DOOR SKIN C3 C C3 CMULT...

Страница 62: ...TurboChef Technologies Inc C Series 7 21 Figure 7 9 C3 AB and C3Multi Door Assembly...

Страница 63: ...AB and C3 Multi 16 T0360 INSULATION KIT C3 AB and C3 Multi 17 T0267 HANDLE DOOR C3 AB and C3 Multi 18 3136 SCREW CAP 20 X 75 HEX SS C3 AB and C3 Multi 19 M0417 WASHER LOCK C3 AB and C3 Multi 20 T0450...

Страница 64: ...CHAPTER 8 CONVECTION CIRCUIT...

Страница 65: ......

Страница 66: ...ld up over time A properly operating catalytic converter causes the conversion of airborne grease into water carbon dioxide and small amounts of nitrogen and oxygen The catalytic converter acts as a c...

Страница 67: ...the ON mode P S M t h H A W Notes In order for the heaters to energize the blower motor must be operational usually indicated by status indicator A always un highlighted IMPORTANT HEATER DISCUSSION Th...

Страница 68: ...mit switch See Figure 8 2 2 Check heater fuse F3 If fuse is blown check for short to chassis on all heater wires 3 Check input current on heater wires See Page 8 3 4 Check operation of the heater rela...

Страница 69: ...tic Converter Access FIGURE 8 2 Thermocouple Thermostat Locations 9 5 HEATER ASSEMBLY SEE FIG 5 3 FOR ALL OPTIONS HEATER BAFFLE C3 AB AND C3 C ONLY CATALYTIC CONVERTER INNER BRACKET Hi Limit Thermosta...

Страница 70: ...4 WASHER FLAT HEATER 5 8 5 WASHER FIBER 5 8 6 NUT 5 8 18 CRES OPEN COIL HEATER ASSEMBLY MODELS C3 C3 AB AND C3 C OBSELETE 7 PLATE C3 HEATER MOUNTING 8 GASKET 3PHASE HEATER COVER 9 HEATER ELEMENT OPEN...

Страница 71: ...ER ELEMENT OPEN COIL OBSELETE C3 AB C3 C 10 102390 WASHER SPLIT LOCK 8 CRES C3 AB 10 102230 WASHER SPLIT LOCK M4 C3 C 11 101665 SCREW 8 32 PPHD CRES C3 AB 11 101671 SCREW M4 X 10 mm C3 C 12 T0185 CATA...

Страница 72: ......

Страница 73: ...ccur on the air speed 4 Verify status indicator A at the bottom of the screen is not highlighted P S M t h H A W 5 Verify that the blower motor rotates freely and does not vibrate from imbalance 6 Ver...

Страница 74: ...troller see wiring diagram section for details Pins 1 2 Reliance Controller Pins 2 3 Delta Controller 2 Check Auxillary fuses refer to schematic 3 Verify incoming voltage is present on controller inpu...

Страница 75: ...pting to start drive 3 Under Voltage Low input line Temporary loss of input line Check input line to verify voltage is within operating specifications 4 Over Voltage High input line Decel time too fas...

Страница 76: ...output phase is not grounded Verify motor is not damaged Phase U V Phase U W 10 Phase to Phase Short Phase V W Verify output wiring is correct Verify motor is not damaged 11 Checksum Failure Paramete...

Страница 77: ...OH The AC drive temperature sensor detects excessive heat 1 Ensure that the ambient temperature falls within the specified temperature range 2 Make sure that the ventilation holes are not obstructed 3...

Страница 78: ...e programmed 1 Switch off power supply 2 Check whether the input voltage falls within the rated AC drive input voltage 3 Switch the AC drive back on cF2 Internal memory IC can no be read 1 Check the c...

Страница 79: ...IN HEAT SLINGER TO PLATE 0 150 MAX FAN BLADE TO CAP 7 CLAMP BEARING SPRING 8 BLOCK BLOWER BEARING SEAL 9 SPRING COMPRESSION 10 HEAT SLINGER 11 SET SCREW USE LOCTITE 290 12 605 WOODRUFF KEY CONVECTION...

Страница 80: ...CMULTI 7 7001179 CLAMP BEARING SPRING All 8 700 1177 BLOCK BLOWER BEARING SEAL All 9 101733 SRING COMPRESSION All 10 102708 HEAT SLINGER All 11 101715 SET SCREW 8 X 5 16 SS C3 AB C3MULTI 11 101722 SET...

Страница 81: ...This page intentionally left blank...

Страница 82: ......

Страница 83: ...CHAPTER 9 MICROWAVE CIRCUIT...

Страница 84: ...es that the door switch has engaged 7 Test for microwave leakage as follows This test must be done in conformance with 21 CFR Chapter 1 Part 1030 Performance Standard for Microwave and Radio Frequency...

Страница 85: ...iode 2 Check operation of the monitor relay door operation 3 Check input current to K4 1 wire Microwave circuit measures approximately 9 Amps If higher than 15A replace anode transformer See 9 8 4 Che...

Страница 86: ...TurboChef Technologies Inc C Series 9 4...

Страница 87: ...rmally The Monitor Circuit consists of the Primary Interlock Switch Secondary Interlock Switch Monitor Safety Switch Monitor Relay and the trip coil on the 35A circuit breaker When the Cook Door close...

Страница 88: ...nt Flow 2400 2400 VDC 4800 VDC B A C 4800 V CAPACITOR CHARGES ON POSITIVE VOLTAGE SWING CHARGED CAPACITOR PLUS TRANSFORMER ON NEGATIVE VOLTAGE SWING 2400 V 2400 V A 0 1 The Magnetron Transformer steps...

Страница 89: ......

Страница 90: ...ent In this cases the current going to the high voltage transformer may lag This can result in a MAG CURR LOW message DANGER Do not attempt to measure voltage at pins 4 and 5 of filament transformer w...

Страница 91: ...res from the F and FA terminals 3 An ohmmeter connected between the filament terminals F FA should indicate a reading of less than 1 Ohm 4 A continuity check between either filament terminal and the m...

Страница 92: ......

Страница 93: ...2 Ohm 1 3 27 8 Ohm Secondary DCR 5 6 46 39 Ohm 5 7 54 00 Ohm Secondary DCR 4 5 020 Ohm Input Voltage 208 240 VAC 50 60 HZ Input Voltage 200 208 240 10 50 60 HZ Input Current 9 0 Amps RMS Input Curren...

Страница 94: ...FRONT VIEW 5 6 7 50 HZ 60 HZ 1 2 3 1 50 HZ 7 6 5 4 5 2 F 3 4 60 HZ FA 208 240 VAC INPUT MAGNETRON 4500 VPK 415 MA 15 KV HV DIODE 1 05 uF 60 HZ 1 20 uF 50 HZ HV CAPACITOR PRIMARY COMMON 240 VAC 200 208...

Страница 95: ......

Страница 96: ...TurboChef Technologies Inc C Series 9 11 Waveguide Components Figure 9 6 Waveguide Assy...

Страница 97: ...C3MULTI 6 C0391 MOUNTING PLATE STIR MOTOR C3 C C3 CMULTI 7 T0283 SPROCKET MOTOR 4MM BORE All 8 100891 MOTOR 6 RPM All 9 101550 SCREW 4 40 X 5 8 PPH SS C3 AB C3MULTI 9 TBD SCREW M3 x 12 mm SS C3 C C3...

Страница 98: ...00 1339 1 CLAMP WAVEGUIDE SINGLE WIRE C3 AB C3MULTI 16 C700 1339 1 CLAMP WAVEGUIDE SINGLE WIRE C3 C C3 CMULTI 17 700 1321 SEAL RING WAVEGUIDE C3 C C3 CMULTI 18 102650 WAVE SPRING WASHER All 19 700 121...

Страница 99: ...CHAPTER 10 I O Board Schematics...

Страница 100: ...TurboChef Technologies Inc C Series 10 2...

Страница 101: ...10 5...

Страница 102: ...TurboChef Technologies Inc C Series 10 4...

Страница 103: ...N 4 3 2 1 2 1 3 4 K1 MAG FAN 8130F 44 93 T1 820MW4 8 7 8 7 6 5 4 3 2 D 1 A 6 5 4 C B 3 2 D 1 C 0 7 8 4 S e r v i c e M a n u a l 2 0 8 2 4 0 O R 3 8 0 4 1 5 1 O R 3 P H A S E 5 0 6 0 H Z S C H E M A...

Страница 104: ...0 6 1 3 2 4 7 6 5 1 Software EPROM 2 R51 Beeper Volume Adjustment 3 Microprocessor 4 P3 Blower Motor Controller Mode Selector SP200 1 2 5 R24 RF Fluctuation Adjustment Optional 6 R42 5 Volt Reference...

Страница 105: ...gnal wires are terminated here 9 J5 26 Pin Flat Cable from front panel VFD 10 J3 5 VDC Power Supply to Vacuum Fluorescent Display 11 J1 RF Cable Connection Optional 12 J6 RS232 Cable Menu Download por...

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