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SECTION 1 - DESCRIPTION

CTX Series oven is:
•

Electrically

powered

• Conveyorized

• Zone heated by infrared panels

•

Electronically controlled

CTX Oven Model:

• DZ33I – 31” (787 mm) long cooking chamber with a MenuSelect™ control.
NOTE: “DZ” designation on ovens stands for: “DZ” = Duel Zone Temperature Control.

Figure 1 DZ33I

This manual must be kept for future reference

Note:

Wiring diagrams are contained in this manual

and are also located in the oven.

Содержание CTX GEMINI Series

Страница 1: ...AL CTX GEMINI SERIES OVENS DZ33I CTX 1400 Toastmaster Drive Elgin IL USA 60120 847 741 3300 A Middleby Company www middleby com Part No 69982 Revision B 4 11 2018 Model No _________________Serial No __________________________Installation Date________ ...

Страница 2: ... airflow heaters conveyor components door mechanisms microswitches thermostatic controls and replacement of bushings light bulbs circuit breakers fuses indicating lights and wear points are not covered by this no quibble limited warranty Seller shall be responsible only for repairs or replacements of defective parts performed by Seller s authorized service personnel Authorized service agencies are...

Страница 3: ...her than genuine CTX factory manufactured parts relieves the manufacturer of all warranty and liability NOTICE CTX Manufacturer reserves the right to change specifications at any time WARNING The equipment warranty is not valid unless the oven is installed started and demonstrated under the supervision of a factory certified installer FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE...

Страница 4: ...ven 28 29 D Time and Temperature Guide 30 36 SECTION 4 CLEANINING 37 A Cleaning the Cooling Fan Filter 37 B Oven Cleaning Operation 37 38 C Cleaning Loose Parts 38 D Cleaning the Exterior 38 SECTION 5 MAINTENANCE TROUBLESHOOTING 39 A Chart 1 Error Messages 39 B Chart 2 Troubleshooting 40 SECTION 6 PARTS LISTS Key Spare Part List 41 Oven Open Rear View 42 Oven Elements Exposed View 43 Oven Front Cl...

Страница 5: ...ronically controlled CTX Oven Model DZ33I 31 787 mm long cooking chamber with a MenuSelect control NOTE DZ designation on ovens stands for DZ Duel Zone Temperature Control Figure 1 DZ33I This manual must be kept for future reference Note Wiring diagrams are contained in this manual and are also located in the oven ...

Страница 6: ...ate Figure 1 2 Locking Casters Oven Base with Legs Control Circuit Breakers Cooling Fan On Off Switch Conveyor Control with Digital Display Draft Curtain Conveyor Belt Or Belts Crumb Tray Cooking Chamber Conveyor Motor Fan Warning Light ...

Страница 7: ... air through which they pass Instead the waves are absorbed by the outer surface of the product transported through the oven on the conveyor belt Using this application food is placed on the conveyor and the unique properties of the infrared waves cause it to cook from the outside to the center in traditional fashion Figure 1 3 DZ33I Heat Zones 3 Conveyor The conveyor is used to convey the product...

Страница 8: ... Belt Width 18 457mm Stainless Steel Duel Conveyor Belt Width 2 8 00 203mm Net Weight of Single Unit 362 lbs 164 2 kg Temperature Range 1500 F 9000 F 66 50 C 4820 C Oven Electrical Specification Chart NOTE A separate ground wire must be supplied with each oven conduit may not be used as a ground NOTE Supply wire must be rated minimum 900 C 1940 F Domestic Amp Loading Charts DZ33I Domestic Model No...

Страница 9: ...mum Clearance Rear 0 Left 4 Right 4 CTX reserves the right to change specifications and product design without notice Such revisions do not entitle the buyer to corresponding changes improvements additions or replacements for previously purchased equipment Side View Front View ...

Страница 10: ...10 2 Dimension drawing of two stacked DZ33I ovens on base Minimum Clearance Rear 0 Left 4 Right 4 3 Dimension drawing of three stacked DZ33I ovens on base Minimum Clearance Rear 0 Left 4 Right 4 ...

Страница 11: ...11 4 Dimension drawing of a Quad stacked DZ33I ovens on base Minimum Clearance Rear 0 Left 4 Right 4 Side View Front View ...

Страница 12: ...ow of the operation 2 Drafts entering the oven chambers can cause inconsistent cooking results Check the area surrounding the oven and eliminate sources of drafts such as open windows or doors and fans or other appliances that cause air circulation 3 Oven should be positioned so hot air from another piece of equipment cannot enter the oven cooling fan air intake on the oven front Serious problems ...

Страница 13: ...21422 0001 WASHER LOCK SPLIT 3 8 ZP 9 16 21416 0001 WASHER FLAT SS 3 8 10 16 2000531 SCR CAP HX HD 3 8 16X1 NP Double Oven Stand Parts Qty Part Number Description 1 1 67880 INSUL BASE PART A 2 2 67881 INSUL BASE PART C 3 2 67882 INSUL BASE PART B PARTS LISTED ABOVE ARE FROM 69978 KIT DZ33I INSULATION 4 1 67884 WLDMT BASE DZ33 5 1 67614 PANEL TOP 6 4 66948 ASSY LEG CASTER 7 4 59156 SCR SL TRUSS HD ...

Страница 14: ...g out of the oven equally on both sides One of the pieces of wood should be placed to the rear of the oven and the other in the front of the oven See figure 2 2 4 Position the two Vermette lifts on either ends of the oven under the 10 304 8cm pieces of wood making sure the legs with wheels are up as close as possible to the skid Place the two 4 X4 X4 10 2cm X 10 2cm X 122cm pieces of wood across t...

Страница 15: ... oven by the conveyor Damage WILL result 5 With the 4 122cm pieces positioned under the 10 304 8cm begin to lift the oven with the two Vermette lifts keeping the oven level at all times 6 When the oven is completely free from the skid slide it out from under the oven dispose of the skid in accordance with local regulations 7 Elevate the upper oven high enough to position the lower oven underneath ...

Страница 16: ...leaning and are considered loose parts They should be checked prior to startup to be sure they are properly in place The stainless steel draft curtain and exit shelves are packed in a separate carton inside oven NOTE Make sure protective plastic film is removed from draft curtains before installation 1 Draft Curtains stainless steel PN 322904 2 per oven These mount above the conveyor at the ends o...

Страница 17: ...ght will illuminate when inside control compartment Reaches130 F 54 4 C Cooling Fan Grille and Filter Air is drawn through the grille and foam filter by a 24 volt DC cooling fan located immediately behind The fan circulates air throughout the entire electrical raceway to cool the front panel top panel and the electrical components Circuit Breakers 3 amp Provides overload protection for the control...

Страница 18: ...ols are located to the left of the stainless steel front panel The control panel consists of an ON OFF switch a keypad with multi function keys and a vacuum tube florescent display The letter callouts in Figure 3 4 coincide with the following list which explains the keypad Figure 3 4 Control Panel ...

Страница 19: ...power failure the oven will default back to the previously used preset menu when power is restored Always check that the oven is in the desired mode when the power is restored G MANUAL OVERRIDE Used to override preset menu setting and operate oven at any desired temperature and cook time H CLEAN Used to enter the self cleaning mode of oven operation I FEATURE Used to initiate features Pressed prev...

Страница 20: ...eset menu that was being used when the oven was turned OFF 1 Press desired preset menu Oven deck is ready for cooking when READY is displayed c View Actual Temperatures in all 4 zones NOTE To view the actual temperature the ACTUAL key must be pressed while the P is displayed Step Press Key Display Reads Ready Oven at set temperature Heating Oven heating up to set temperature Cooling Oven cooling d...

Страница 21: ...TURE key 2 Press STDBY RESUME key The timer next to the Time in the display will start to count up indicating the amount of time the oven is in the standby mode e Resume normal operation from the standby mode This feature is used to return an oven deck back to normal operation from the standby mode Step Press Key Display Reads 1 Press FEATURE key 2 Press STDBY RESUME key f Cleaning Operation Step ...

Страница 22: ... 00 to 60 00 3 After the Clean cycle has completed the preset menu prior to the Cleaning cycle is re initiated g Cancel cleaning operation Step Press Key Display Reads 1 Press FEATURE key 2 Press FORCE key The oven deck will return to the preset menu that was in use prior to the cleaning cycle ...

Страница 23: ...rent from shown values The date and time will be set later in this tutorial 2 Turn oven ON OFF switch ON b The control is for programming and must be unlocked to program 1 When trying to program the control it will ask for a code 2 In order to enter the program mode the code 1397 must be entered 3 By entering this code the programming modes are enabled and will remain open for a period of 30 secon...

Страница 24: ...ey 6 Using the numeric keypad enter the new bottom left temperature As the cursor moves to the right enter the new bottom right temperature NOTE If both bottom left and bottom right temperatures are the same entering in the bottom left temperature and then pressing the BOTTOM TEMP button will lock in the same value for the bottom right temperature as set on the bottom left side 7 Press BOTTOM TEMP...

Страница 25: ...y 3 Using the numeric keypad enter the time 4 Enter either 1 or 2 for appropriate selection For AM or PM 5 Enter selection 1 through 7 for correct day 6 After 2 seconds the display reverts to f Force out of cleaning The FORCE feature allows the user to remove the oven from cleaning mode When in normal operation mode FORCE has no effect Step Press Key Display Reads 1 Press FEATURE key 2 Press FORCE...

Страница 26: ...tep Press Key Display Reads 1 Press MANUAL OVERRIDE key P Indicates preset mode 2 Set the oven deck temperature and cook time as in step c The oven deck will function to the new settings but the settings will not be saved M Indicates manual override mode 3 To return to normal preset menu press the preset menu number h Fahrenheit or Centigrade This feature is used to change the display to read in e...

Страница 27: ...27 3 Enter service code 80 4 Enter 1 for degree F or 2 for degree C or 5 Number 2 chosen 6 Display reads 7 Select TOP TEMP key to exit service code Function Notes 3990 C ...

Страница 28: ...ION Outside too dark or burned Reduce Temperatures Outside too light or not cooked Increase Temperatures Inside Overdone or dried out Shorten Cooking Time Inside Underdone or raw Lengthen Cooking Time NOTE Sometimes an increase in temperature may require a corresponding decrease in cooking time Conversely a decrease in temperature may require a corresponding increase in cooking time After evaluati...

Страница 29: ... Charts The production output figures shown below are based on using round pans in the various sizes shown These figures reflect output Model DZ33I Series Oven COOK TIME 6 8 9 10 12 14 16 18 4 min 232 116 103 66 47 33 29 26 5 min 186 93 83 53 37 27 24 21 6 min 155 78 69 44 31 22 20 17 7 min 133 66 59 37 27 19 17 15 8 min 116 52 52 33 23 17 15 13 9 min 103 52 46 30 21 15 13 11 10 min 93 47 41 26 19...

Страница 30: ...25 F 468 441 C 875 825 F 468 441 C 6 00 Size Alum Pan 4 6 oz Fresh Baked Goods Bagels 750 750 F 399 399 C 650 650 F 343 343 C 8 00 Wire Mesh 3 oz Fresh Biscuits 700 700 F 371 371 C 600 600 F 316 316 C 6 00 Size Alum Pan 30 oz Fresh Blue Berry Muffins 450 750 F 232 399 C 525 625 F 274 329 C 7 30 12X2 oz Mini Pan 7 oz Fresh Bread Sticks 850 850 F 454 454 C 750 750 F 399 399 C 6 00 Size Alum Pan 2 oz...

Страница 31: ...25 F 468 441F 7 00 Dark Pan 1 3 lb to thick Fresh Liver Onions 850 850 F 454 454 C 850 850 F 454 454 C 10 00 Size Alum Pan 4 oz Fresh Meatballs 820 700 F 438 371 C 820 700 F 438 371 C 11 00 Size Alum Pan 2 oz Fresh Rib Eye Steak 875 825 F 468 441 C 875 825 F 468 441 C 6 00 To 8 00 Dark Grill Pan 8 to 10 oz to 1 Thick Fresh Salisbury Steak 875 825 F 468 441 C 875 825 F 468 441 C 5 00 Dark Grill Pan...

Страница 32: ...875 825 F 468 441 C 875 825 F 468 441 C 4 30 Dark Pan 4 2 oz Dehydrated Pancakes 800 800 F 427 427 C 800 800 F 427 427 F 3 30 Size Alum Pan 3 oz Package Puffy Omelet 750 750 F 399 399 C 650 650 F 343 343 C 8 00 Alum Skillet 9 6 oz Fresh Quiche 700 700 F 371 371 C 600 600 F 316 316 C 25 00 Dark Alum Pie Pan 24 oz Fresh Sausage Links 800 800 F 427 427 C 800 800 F 427 427 C 6 00 Size Alum Pan 1 5 oz ...

Страница 33: ...Fresh Oatmeal 575 500 F 302 260 C 575 500 F 302 260 C 7 00 Size Alum Pan 1 5 oz Fresh Desserts Baked Apple 700 700 F 371 371 C 600 600 F 316 316 C 25 00 Stainless 12 X 20 12 Apples Fresh Baked Custard 700 700 F 371 371 C 600 600 F 316 316 C 25 00 Custard Dish Size 4 oz Fresh Cream Puffs 550 550 F 288 288 C 650 650 F 343 343 C 30 00 Size Alum Pan 2 oz Fresh Fruit Pie 550 550 F 288 288 C 650 650 F 3...

Страница 34: ...468 441 C 875 825 F 468 441 C 8 00 Small Alum Pan 8 oz Fresh Tilapia 650 750 F 343 399 C 650 750 F 343 399 C 6 30 Small Alum Pan 5 to 6 oz Fresh Tuna Steaks 875 725 F 468 385 C 875 725 F 468 385 C 5 30 Small Dark Pan 6 oz Fresh White Fish Fillet 875 825 F 468 441 C 875 825 F 468 441 C 5 00 Small Alum Pan 8 oz Fresh Whole Trout 875 825 F 468 441 C 875 825 F 468 441 C 8 00 Small Alum Pan 9 oz Fresh ...

Страница 35: ...3 C 550 550 F 288 288 C 9 00 Pizza Screen Frozen Thin Crust 800 800 F 427 427 C 750 750 F 399 399 C 5 00 Pizza Screen Pre Bake Vegetables Fast Food Fries 850 750 F 454 399 C 850 750 F 454 399 C 7 00 Double Dark Pan Single Layer Frozen Thawed Grilled Onions 875 825 F 468 441 C 875 825 F 468 441 C 9 00 Small Dark Pan Single Layer Fresh Mash Potatoes 875 850 F 468 454 C 875 850 F 468 454 C 6 00 Ceram...

Страница 36: ...36 Record Time and Temp Table Product Zone Temperature Cook Time Min Pan Type and Size Amount Weight or Count State Entrance Exit Top Bott Top Bott ...

Страница 37: ...ng Operation CTX series oven features a self cleaning cycle already programmed into the control When the cleaning cycle is engaged the control automatically increases all heat zones to 900 F 482 C When all four hearing zones are at 900 the control will count down from 60 00 till it reaches 00 00 minutes At the conclusion of the cycle the control returns the oven chamber to the status in effect pri...

Страница 38: ...is will damage the trays Exit Trays Clean Daily To remove Lift off from end of conveyor Wash rinse and dry thoroughly Heat Curtains Clean as needed Unhook heat curtains from the rods above the entrance and exit end of the oven Wash rinse and dry thoroughly Re install NOTE Commercial oven cleaners can be used to clean stainless steel loose parts D Cleaning the Exterior CAUTION Turn off power to the...

Страница 39: ... exceeds 150 F 65 C Check axial cooling fan at lower front of oven for proper operation and cleanliness Also it may be the temperature of the area surrounding the oven must be reduced If the fan is not running call for service INT AMB SHUTDN Internal Ambient error This occurs if the internal ambient temperature exceeds 150 F 65 C Check axial cooling fan at lower front of oven for proper operation ...

Страница 40: ...lt time is set less than 15 mins check to see if drive roller is turning 1 Check to see if reset is tripped 2 Check for objects jammed in conveyor and remove 3 Turn oven off reset the breaker and turn oven on 4 If motor still does not run call for Service Display does not show READY after oven has been on for 20 min Oven has not reached set temp maybe caused by a contact not closing or a failed te...

Страница 41: ...7857 Solid State Relay 2 2 45036 3Amp Circuit Breaker 1 1 30089 208V Hearth plate 1 0 340931 240V Hearth plate 1 1 65756 Gear Motor 1 1 69765 DC Current Sensing Board 1 1 68310 Drive Motor Control Board 1 1 71994 I O Board Red EMS 1 1 71670 I O Board White Hi Temp 1 1 68030 4 Pole Circuit Breaker 50 Amps 1 1 69079 24VDC Power Supply 1 1 71995 High Limit Control Board 1 1 63909 Interlock Switch 1 1...

Страница 42: ...ber Description 1 1 65756 Gear Motor SB option 2 5 70698 Thermocouple 5 70756 Spring Not Shown 5 70697 Housing Not Shown 3 2 27480 0001 Terminal Block 175A 4 4 65806 Terminal Block 85A 5 1 67614 Top Panel 1 5 Places 2 2 Places 3 4 Places 4 5 ...

Страница 43: ...rth Plate 2 8 69557 Porcelain Tube 3 8 71182 Sleeve Insulating 5 16 4 8 71181 Sleeve Insulating 1 4 5 5 70698 Thermocouple 6 5 70756 Spring Not Shown 7 5 70697 Thermocouple Housing Not Shown 8 5 70755 T C Housing Clamp 4 Places 1 8 Places 2 4 Places 3 4 Places 4 5 Places 5 5 Places 6 5 Places 7 5 Places 8 ...

Страница 44: ...44 Front Closed View Item Qty Part Number Description 1 1 46521 On Off Switch 2 1 71996 Keypad Interface 3 2 45036 3A Circuit Breaker 4 1 3102458 Fan Filter Guard 5 1 3102468 Filter Media 1 2 3 4 5 ...

Страница 45: ... 6 1 M9616 24 VDC Cooling Fan 7 4 67857 75 A Solid State Relay 8 1si 2sb 65756 Gear Motor 9 1 71995 Limit Control 10 1 69079 24V Power Supply 11 1 69765 Current Sensing Board 12 1 si 2sb 68310 Motor Control Board 13a 1 71670 White Hi Temp I O Board 13b 1 71994 Red I O Board w EMS 14 1 69711 LED Panel Mount Indicator 15 1 70079 4 Amp Fuse 1 2 3 4 5 6 4 Places 7 8 14 9 10 11 15 12 13 ...

Страница 46: ...46 Single Belt Conveyor through April 2017 28 8 69776 Extension Tray not shown ...

Страница 47: ...47 Single Belt Conveyor Beginning April 2017 ...

Страница 48: ...48 Split Belt Conveyor through April 2017 28 8 69776 Extension Tray not ...

Страница 49: ...49 Split Belt Conveyor Beginning April 2017 ...

Страница 50: ...50 Hearth Belt Conveyor through June 2017 ...

Страница 51: ...51 Hearth Belt Conveyor beginning June 2017 ...

Страница 52: ...52 SECTION 7 SCHEMATICS A DZ33I EMS AND Hi Temp Voltage and Amperage Schedule ...

Страница 53: ...53 B DZ33I 208 240V 3Ph Schematic ...

Страница 54: ...54 C DZ33I 208 240V 3 Phase to 1 Phase Conversion ...

Страница 55: ...55 D DZ33I 380 416V 3 Ph Schematic ...

Страница 56: ...56 E DZ33I 230V CE 3 Ph Schematic ...

Страница 57: ...57 F DZ33I 380V CE 3 Ph Schematic ...

Страница 58: ...58 Notes ...

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