Rational SelfCooking Center SCC Training Manual Download Page 6

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Level Control Steam Generator

Center S2 ==> Ground:

2 - 6V AC: water level too low

steam

heating

must

switch

OFF

solenoid

valve

filling

Center S2 ==> Ground:

0V AC: water level reached

steam

heating

can

switch

solenoid

filling

switched

OFF

Every 2 minutes steam elements will switch off for water level control

Notes:

PCB

I - 06

Summary of Contents for SelfCooking Center SCC

Page 1: ...Edition 11 2004 Training Manual Diagnostic and Troubleshooting SCC Line from 04 2004 Software 01_07_02 and above Manual includes changes up to TI 13 2004...

Page 2: ...28 Training Manual Diagnostic and troubleshooting SCC Line from 04 2004 Whenever working on any gas component like Gas valve gas blower and or changing connected type of gas a detailed flue gas analy...

Page 3: ...Basic settings II 21 14 SCC Function test overview II 24 15 SCC Function test II 25 16 SCC Service messages II 27 17 SCC Calibration II 29 18 SCC Drain valve II 31 19 SCC Gas principle II 32 20 SCC Ga...

Page 4: ...004 Steam Hot Air Combination Low Temperature Steam Finishing Cool Down Actual Temperature Display Timer button Core Temperature button Cabinet Temperature Dial Time Core Temperature Display Time Core...

Page 5: ...ple steam generator F3 Safety thermostat steam generator 160 C 320 F F4 Safety thermostat interior cabinet 360 C 680 F Y1 Solenoid valve filing Y2 Solenoid valve quenching M1 Fan motor without jumper...

Page 6: ...level too low steam heating must switch OFF solenoid valve filling ON Center S2 Ground 0V AC water level reached steam heating can switch ON solenoid filling switched OFF Every 2 minutes steam element...

Page 7: ...After steam saturation inside cabinet steam will also fill quenching chamber Notes 3 Depending on the temperature raise of quenching sensor B2 the duration of the next steam supply is calculated B2 1...

Page 8: ...hand shower Empty steam generator For checking of free drain after each installation and before disconnecting unit for longer period Open cabinet door Select Cool Down Press core temperature key for 1...

Page 9: ...m 04 2004 4 A C D E Change temperature from C F Select any mode 100 C 212 F Press timer and core temperature key simultaneously for 10 sec until Notes Display changes from C to F or vice versa Release...

Page 10: ...r X7 ON OFF switch X8 Buzzer X12 Level electrode X18 SC pump X19 Solenoid valves X20 Energy optimising X23 Vent hood X24 SSR X27 Door contact switch X30 Serial interface X31 BUS RS 485 interface X32 T...

Page 11: ...gized Thermocouple B5 inside Steam Generator SSR active 12VDC X24 1 2 5 6 SSR not active 0VDC X24 1 2 5 6 Heating elements de energize when B5 above 180 C 356 F Timer starts after successful preheatin...

Page 12: ...m saturation is calculated by internal logic via B1 and B2 Logic on PCB Y2 active 230VAC X19 2 4 Y2 not active 0VAC X19 2 4 Solenoid Y1 energizes when no water 230VAC X19 1 3 Heating elements de energ...

Page 13: ...starts after successful preheating Logic on PCB Blinking dot in timer display Preheat steam generator 85 C 185 F SSR are energized Thermocouple B5 inside Steam Generator SSR active 12VDC X24 1 2 5 6...

Page 14: ...dot in timer display Preheat steam generator 85 C 185 F SSR are energized Thermocouple B5 inside Steam Generator SSR active 12VDC X24 1 2 5 6 SSR not active 0VDC X24 1 2 5 6 Heating elements de energ...

Page 15: ...once Logic on PCB Blinking dot in timer display Close cabinet door Reed switch S3 Door open 12VDC X27 1 2 Door closed 0VDC X27 1 2 Select time or core temperature Select Hot Air Temp 30 300 C 86 572 F...

Page 16: ...key Activate selected step with core temperature key F1 First step of function test is displayed On operator PCB set DIP switch 3 to ON position To de activate service package set DIP switch 1 to OFF...

Page 17: ...1 2 1 0 Software version 05 00 max value max value max value max value 1 0 Y1 1 0 Service Level dP Diagnostic Description Cabinet display Timer display 1 0 Energy pulsing Unit size and type 61 202 EL...

Page 18: ...rio steam mode Can not be reseted Total time hot air heating time Reset by pressing for 5 sec Total time steam mode Can not be reseted Total time Y2 valve quenching Reset by pressing for 5 sec Total t...

Page 19: ...of installation altitude above sea level 0 500m 0 1640ft 500 1000m 1640 3280ft 1000 1500m 3280 4920ft 1500 2000m 4920 6560ft 2000 2500m 6560 8200ft 2500 3000m 8200 9840ft Press time key and select ins...

Page 20: ...3 Level electrode S2 1 0 Y1 1 0 F14 Steam generator pump X18 1 2 M4 X12 1 4 S2 Level electrode S2 1 0 M4 1 0 F15 Buzzer X8 1 2 1 0 F16 All Displays F17 Vent hood X 23 F18 F19 Blower motor steam MIN r...

Page 21: ...motor 1 St Status probably Motor defect Co Communication RS485 Bus failure E12 2 St 2 Co Fan motor 2 St Status probably Motor defect Co Communication RS485 Bus failure E13 M4 SC pump Mal function E14...

Page 22: ...Solenoid valve filing Y2 Solenoid valve quenching M1 Fan motor no jumper M2 Fan motor TOP with jumper floor units only M4 SC pump M8 Gas blower Hot Air M9 Gas blower Steam M10 Gas blower Hot Air botto...

Page 23: ...M Gas from 04 2004 Steam Blower ignition box fitted Hot Air Blower Top NO ignition box fitted Hot Air Blower Bottom 201 202 ignition box fitted CM 201 202 CM 61 62 101 102 Gas supply Measuring test po...

Page 24: ...3 2 7 2 8 Select new gas type with timer dial G20 Natural Gas H G25 Natural Gas L G30 3BP G31 3P 13A Natural Gas Japan With timer dial select SE6 Confirm with the core temperature key new gas type no...

Page 25: ...eave position F21 Steam MAX with timer key Enter position F21 Steam MAX with timer key F1 shows in timer display With timer dial select position F21 F 1 Place flue gas testing nozzle in correct flue o...

Page 26: ...AX only Press core temperature key Burner will stop Select position F24 Hot air top MAX with timer dial and repeat steps E K If CO2 value is out of allowed tolerance Change gas valve F 24 Leave positi...

Page 27: ...m 11 1 9 7 102 30 57 mbar 2 8 mm 11 1 10 0 30 57 mbar 2 6 mm 11 1 9 7 201 30 57 mbar 2 6 mm 11 1 9 6 30 57 mbar 2 4 mm 11 1 9 1 30 57 mbar 2 4 mm 11 1 9 0 202 30 57 mbar 2 3 mm 11 1 11 0 30 57 mbar 2...

Page 28: ...MAX rpm Repeat steps F H at SE10 blower motor steam Start rpm and at SE11 blower motor steam MAX rpm SE9 Perform flue gas analysis in function test at F21 F24 F27 as well as the check of CO2 values a...

Page 29: ...Notes I 29...

Page 30: ...Notes I 30...

Page 31: ...Notes SCC Control panel 1 2 3 4 II 01...

Page 32: ...escaling Settings help guide line for selected setting Universal Roasting Roasting with crackling Soft Roasting Soft Cooking Notes SelfCooking Control Mode Level 3 Overnight Roasting Big roasts Short...

Page 33: ...ce last OFF ON No HACCP Combi Steamer Mode Service Service Info Descaling Store selected setting program mode Activation CleanJet prompting when Symbol in red Settings Functions CleanJet Contrast Disp...

Page 34: ...Safety thermostat interior cabinet 360 C 680 F Y1 Solenoid valve filling Y2 Solenoid valve quenching Y3 Solenoid valve moistening M1 Fan motor bottom table units without jumper M2 Fan motor top with...

Page 35: ...n X4 B2 thermocouple quenching Add on X5 B4 thermocouple humidity Add on X6 B5 thermocouple steam generator Add on X50 External EEPROM Add on X51 BUS RS 485 interface and power supply for cpu from I O...

Page 36: ...of pcb Door contact Halogen light CDS Sensor SSR pulsing US only Micro switch drain valve Motor drain valve 12V DC SSR Ultravent Sicotronic Y1 Filling Y2 Quenching Y3 Moistening SC Pump CleanJet Pumpe...

Page 37: ...heating Logic on PCB Blinking dot on timer display Preheat steam generator 85 C 185 F SSR are energized Thermocouple B5 inside Steam Generator SSR active 12VDC X24 1 2 5 6 SSR not active 0VDC X24 1 2...

Page 38: ...or Solenoid Y1 energizes when no water 230VAC X19 1 4 Heating elements de energize when B5 above 180 C 356 F Note Steam heating only active when humidity flap S4 is in closed position X12 1 4 2VAC no...

Page 39: ...SR not active 0VDC X24 1 2 5 6 Heating elements de energize when B5 above 180 C 356 F Timer starts after successful preheating Logic on PCB Blinking dot on timer display Steam production up to saturat...

Page 40: ...Solenoid Y1 energizes when no water 230VAC X19 1 4 Preheat steam generator 85 C 185 F SSR are energized Thermocouple B5 inside Steam Generator SSR active 12VDC X24 1 2 5 6 SSR not active 0VDC X24 1 2...

Page 41: ...at steam generator 85 C 185 F SSR are energized Thermocouple B5 inside Steam Generator SSR active 12VDC X24 1 2 5 6 SSR not active 0VDC X24 1 2 5 6 Heating elements de energize when B5 above 180 C 356...

Page 42: ...300 C 86 572 F Select time or core temperature Close cabinet door Reed switch S3 Door open 12VDC X27 1 2 Door closed 0VDC X27 1 2 Cabinet sensor B1 SSR active 12VDC X24 7 8 3 4 SSR not active 0VDC X2...

Page 43: ...lected service module by push on return symbol E Activate selected service module by push on display or push on central dial Window 4 Function Test Window 2 Running Times Window 3 Basic Settings Displ...

Page 44: ...ic Settings Running Times Diagnostic DIAGNOSTIC Function Test 160 C DIAGNOSTIC 17 Clima Motor M3 S4 5 B5 Steam Generator 6 11 Core Temp B6 11 19 Steam 18 Hot Air 14 S3 Door Contact 20 SC Automatic 4 H...

Page 45: ...655 C broken thermocouple or loose plug to reset max value press RESET 130 C act RESET RESET 104 C act 0 1 Y1 S2 1 Water level reached S2 0 Water level too low Y1 0 Filling solenoid not active Y1 1 F...

Page 46: ...production when S4 is 0 open 0 1 M3 S4 1 0 Volume Hot air Steam SC Automatic 16 DIAGNOSTIC Error B4 145 C 85 rpm 1860 15 DIAGNOSTIC Default 0 48V out 2 24V 100 0 45sec 17 DIAGNOSTIC 18 DIAGNOSTIC 19 D...

Page 47: ...sible Y2 Valve Quenching Y3 Valve Moistening M4 SC Pump Running Times Running Times Running Times 715 min RESET RESET RESET Only minutes are shown Reset possible Running Times Running Times M6 Cleanin...

Page 48: ...es 4hrs 4hrs 4hrs RESET Only hours are shown Reset possible Only hours are shown Reset NOT possible Only hours are shown Reset NOT possible Combi Steam Mode 97 140 C 206 F 284 F Vario Steam Mode 97 C...

Page 49: ...Running Times SCC 19 Number of occurrence Reset possible 4 RESET Emergency Conroller Running Times II 19...

Page 50: ...iew Basic Settings Diagnostic Running Times 1 Basic Settings Gas type Gas blower speed Hot Air bottom 3B P G30 3P G31 Nat H G20 Nat L G25 A12 13 Quenching temperature moist heat 6 7 2 Calibration Gas...

Page 51: ...unit off and on again modified speed will be shown next to dial icon Value can be adjusted between 900 1150 pulses litre Confirm adjustment by touch on dial icon Reset in window 3 activates SC automat...

Page 52: ...asic Settings Subnet mask Press dial icon Scroll to number and set by touch Selected number appears in window 4 Pressing back space deletes original number Confirm adjustment by touch on dial icon No...

Page 53: ...re USB Subnet mask 22 Basic Settings EDIT Press Edit Change number and confirm by pressing central dial Delete erases last entered number confirm entry by pressing Store USB Server IP address EDIT EDI...

Page 54: ...as Steam Blower Actual speed xxxx rpm 10 11 10 Solenoid Moistening Y3 11 Humidity Flap Motor M3 17 Buzzer T2 18 Interior Light H1 4 8 9 8 SC Pump M4 9 Solenoid Quenching Y2 5 4 Hot Air 100 Gas Bottom...

Page 55: ...est Fan motor full speed NOTE Security devices are not active in function test Fan motor full speed 185 C Speed 4 1900 rpm Hot Air 100 Gas Bottom Burner Fan Motor Top Fan Motor Bottom 0 1 Start 4 Func...

Page 56: ...r clockw until CO2 value correct check CO2 at Min rpm CO value must be always below 300 ppm Flame current should be always above 3 00 A idealy 4 0 5 75 A Start Gas Hot Air Blower Top Gas blower hot ai...

Page 57: ...ce 22 Maintenance needed Maintenance needed Service 20 Thermocouple Service 21 Micro switch humidity NOTE Appears for 2 min after switch ON Display can be cancelled by touch Level electrode no water s...

Page 58: ...C Check air filter and cooling fan and control panel gasket Check for external heat sources NOTE Appears for 2 min after switch ON Display can be cancelled by touch Humidity control out of function H...

Page 59: ...sor P1 Heating OFF Motor OFF Humidity flap Closed 13 Offset out of range Check P1 or 12V power supply to P1 Step 20 min 4x20sec max 4x180sec Controlling with all 4 fan speeds Steady signal of rpm and...

Page 60: ...Hot air elements SSR cabinet sensor Step 90 min 360sec max 1000 sec Combination 170 C 338 F Hot air heating ON 50 Steam Heating ON when Hot air off Motor ON max rpm Humidity flap Closed none Step 100...

Page 61: ...Notes Drain Valve Control II 31 Direction 1 Direction 2...

Page 62: ...m generator 135 C F4 Saftety thermostat interior cabinet 360 C Y1 Solenoid valve filling Y2 Solenoid valve quenching Y3 Solenoid valve moistening M1 Fan motor M3 Humidity motor M4 SC pump M6 CleanJet...

Page 63: ...Gas from 04 2004 Steam Blower ignition box fitted Hot Air Blower Top NO ignition box fitted Hot Air Blower Bottom 201 202 ignition box fitted SCC 201 202 SCC 61 62 101 102 Gas supply Measuring test p...

Page 64: ...s Switch unit OFF and ON again to store new values To exit service program set DIP switch 1 to OFF position Gas adjustments SCC gas from 04 2004 Whenever working on any gas component like Gas valve ga...

Page 65: ...e in correct flue outlet Press key and select Max rpm if it s not already selected Adjust CO2 to given value by turning CO2 screw on gas valve You also can find that value on table Values for burner a...

Page 66: ...nce Change gas valve Select position Gas Hot Air Blower Bottom Press key and select Max rpm if it s not already selected Repeat steps D G at Max blower speed NOTE Adjust CO2 to given value by turning...

Page 67: ...9 2 101 30 57 mbar 2 4 mm 11 1 9 3 30 57 mbar 2 7 mm 11 1 9 7 102 30 57 mbar 2 8 mm 11 1 10 0 30 57 mbar 2 6 mm 11 1 9 7 201 30 57 mbar 2 6 mm 11 1 9 6 30 57 mbar 2 4 mm 11 1 9 1 30 57 mbar 2 4 mm 11...

Page 68: ...Notes II 38...

Page 69: ...function update exe to your USB stick please delete all files from your USB stick beside update exe and webupdate jpg Software can only be updated to the next higher version Flashing software versions...

Page 70: ...i e C1_06_02 hex from destination see 1 Select Com port i e Com1 Transfer rate must be set on 19200 bps After starting progress of software update will be shown in the Message window 4 Connect RS232...

Page 71: ...bserved 1 Download CM Software e g C 1 06 02 hex of the above mentioned Rational Service page into a folder e g Desktop of your computer 2 Start the program Megaload 3 Carry out basic settings of the...

Page 72: ...C 5 After the USB cable was connected the files which are transferred will appear on the Message window An end sign indicates that the transfer is completed Uploading unit software from CM Flash box t...

Page 73: ...ks always Set all DIP switches on I O pcb to OFF position Check bus connection Green LED off Green LED on Bus cable defective SCC CPU defective Green LED off Green LED off I O pcb detective Transforme...

Page 74: ...cb Check supply voltage or change motor 3x Voltage too high on motor pcb Check supply voltage or change motor 4x rpm measurment defective Change motor 5x Motor pcb temperature 105 C Check cooling syst...

Page 75: ...hose must be inserted at least to the following marking rings 3 Ring 43cm 17 1 Ring 17cm 6 5 2 Ring 31cm 12 3 Ring 43cm 17 All electric heated units all 61 and 62 Gas units all 101 and 102 Gas units...

Page 76: ...e steam inlet port stop filling and wash the interior cabinet with fresh water 5 After filling the required quantity remove the hose from the steam inlet port Pump the remaining liquid from inside the...

Page 77: ...____ COMMISSIONED BY Authorized Service Agent ________________________________ DATE OF INSTALLATION ____ ____ ____ DATE COMMISSIONED ____ ____ ____ Installation complies does not comply with install m...

Page 78: ...02 Mounting surface is level Unit is level Gas 61 62 101 102 Mounting surface is level Stand is fixed to the floor Unit is secured to mounting surface Electric and Gas 61 62 101 102 Transport trolley...

Page 79: ...Breaker size Fuse rating amps Nominal Amp draw per phase Electric units 3AC 200V 3AC 230V 220V 3AC 240V 3 N AC 400V 380V 3NAC 415V 3AC 440V 6 x 1 1 24 25 24 14 5 14 5 13 6 x 2 1 53 5 53 51 30 5 31 5 2...

Page 80: ...set Combi to Combination mode 160 C 320 F Measured value Unit adjusted to installation height above sea level switch unit off and on again after adjustment SCC from software 01 07 03 CM from C1 06 03...

Page 81: ...t Trolley Gasket 2 1 Mobile Trolley Castors 3 Interior Cabinet Cabinet light Core probe Interior Cabinet sensor Air Baffle Fan wheel balance Drain Sieve Corrosion Inspections List Manufacturer Type Ac...

Page 82: ...es fuse holder All wires tightly secured Amp Draw Hot Air L1 A L2 A L3 A Amp Draw Steam L1 A L2 A L3 A Max Temp PCB C Air Filter clean 7 Dampfgenerator Leak Tight Level Electrode Scale deposit in Stea...

Page 83: ...nostic Program Function test Humidity control Flap motor Drain Drain valve SCC CleanJet Operation 10 Electrical Safety Test Technician Date and Signature Customer Date and Signature Tested according L...

Page 84: ...Notes III 16...

Page 85: ...systems for water treatment A Phosphate dosing systems For verifying the function of this system it is necessary to mix the water with a very high content of phosphate Because of this the maximum all...

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