CTX DZ33I Owner'S Operating & Installation Manual Download Page 4

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TABLE OF CONTENTS

SECTION 1- DESCRIPTION ........................................................................ 5

Component Location………………………………………………..........6

Component Function……………………………………………………...7

Oven Specifications…………………………………………………….8-9

Dimension Drawings………………………………………………….9-12

SECTION 2-

INSTALLATION………………………………………………….13

Inspect For Shipping Damage………………………………………….13

Placement of Oven………………………………………………………13

Items for Stacking Oven………………………………………………...13

Base Section Assembly……………………………………………..14-15

Mounting Single Oven Onto Base Assembly……………………..15-16

Stacking and Mounting Two Ovens………………………………..16-17

Stacking and Mounting Three Ovens……………………………........17

Stacking and Mounting Four Ovens……………………………………

Electrical Connection……………………………………………………17

“Loose” Parts……………………………………………………………..17

SECTION 3-

OPERATION……………………………………………………..18

Location of Controls……………………………………………………..18

MenuSelect™ Control Operation and Programming…………….19-30

Cooking in a CTX Oven……………………………………………..31-32

Time and Temperature Guide.……………………………………..32-36

SECTION 4- CLEANINING.........................................................................37

Cleaning the Cooling Fan Filter………………………………………...37

Oven Cleaning Operation…………………………………...………37-38

Cleaning “Loose” Parts………………………………………………….38

D. Cleaning the

Exterior………………………………………………...….39

SECTION 5-

MAINTENANCE & TROUBLESHOOTING…………….….....39

A. Chart 1-

Error Messages…………...…………………………………...39

B. Chart 2-

Troubleshooting………………………………………………..40

SECTION 6-

PARTS LISTS………………………………………………..41-42

Oven Open

Rear View………………………………………………………43

Oven Elements Exposed View……………………………………………..44

Oven Front Closed View…………………………………………………….45

Oven Front Open View………………………………………………………46

Single Belt Conveyor………………………………………………………...47

Split Belt Co

nveyor…………………………………………………………..48

SECTION 7-

ELECTRICAL SCHEMATICS……………………………...…..49

Model DZ33I, 208/230V, 3Ph Schematic……………………………..49

Model DZ33I, 380/415V, 3Ph Schematic…………...………………...50

Model DZ33I, 230V, CE, 3Ph Schematic……………………………..51

Summary of Contents for DZ33I

Page 1: ...DZ33I English OWNER S OPERATING INSTALLATION MANUAL CTX GEMINI SERIES OVENS DZ33I CTX 1400 Toast Master Drive Elgin IL 60120 847 741 3300 A Middleby Company www middleby com Part No 69982 7 1 13 ...

Page 2: ...ory certified installer Normal maintenance functions including lubrication cleaning or customer abuse are not covered by this no quibble warranty Seller shall be responsible only for repairs or replacements of defective parts performed by Seller s authorized service personnel Authorized service agencies are located in principal cities throughout the contiguous United States Alaska and Hawaii This ...

Page 3: ...sing any parts other 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 O...

Page 4: ...cation of Controls 18 B MenuSelect Control Operation and Programming 19 30 C Cooking in a CTX Oven 31 32 D Time and Temperature Guide 32 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 39 SECTION 5 MAINTENANCE TROUBLESHOOTING 39 A Chart 1 Error Messages 39 B Chart 2 Troubleshooting 40 SECTION 6 PARTS ...

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

Page 6: ...Oven Data Plate Locking Casters Oven Base with Legs Fan Warning Light Conveyor Motor Conveyor Cooking Chamber Conveyor Belt or Belts Crumb Tray Draft Curtain Control Circuit Breakers Cooling Fan Control with Digital Display ...

Page 7: ...s which can be preset to control both oven temperature and cook time The operator must then press only the menu key for the desired product being cooked 2 Infrared Heating Panels Heating panels are positioned above and below the conveyor belt in the oven chamber figure 1 3 When energized these panels emit infrared long waves These waves do not heat the air through which they pass Instead the waves...

Page 8: ...th 39 03 991 4mm Overall Length 59 00 1499mm Triple Oven on Base and Casters Overall Height 65 17 1655 3mm Overall Depth 39 03 991 4mm Overall Length 59 00 1499mm Quad Oven on Base and Casters Overall Height 72 02 1829 3mm Overall Depth 39 03 991 4mm Overall Height 59 00 1499mm Oven Chamber Dimensions Overall Height 5 5 140mm Overall Width 22 25 565mm Overall Length Heating Zone 31 22 793mm Convey...

Page 9: ...18 9 18 9 32 6 40 DZ33I CE Listed 380 3 50 60 8 4 3 1 18 9 9 2 9 2 8 9 30 D Dimension Drawings 1 Dimension drawing of Single DZ33I Oven on Base Note All figures in parentheses are in millimeters We reserve 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 purcha...

Page 10: ...nsion drawing of two stacked DZ33I ovens on base Note All figures in parentheses are in millimeters 3 Dimension drawing of three stacked DZ33I ovens on base Note All figures in parentheses are in millimeters ...

Page 11: ...4 Dimension drawing of a Quad stacked DZ33I ovens on base Note All figures in parentheses are in millimeters ...

Page 12: ...ntainer should be examined for damage before and during unloading This equipment was carefully inspected and packaged at the factory The freight carrier has assumed responsibility for its safe transit and delivery If equipment is received in damaged condition either apparent or concealed a ...

Page 13: ...must be made when choosing the place where the oven is to operate 3 This Oven is conveyorized and operates continuously It should be placed so it fits into the flow of the operation 4 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 c...

Page 14: ... and also to Figure 2 1 Figure 2 1 Single Oven Stand Parts Item 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 SS 10 32X1 1 2 ...

Page 15: ... SPLIT 3 8 ZP 9 16 21416 0001 WASHER FLAT SS 3 8 10 16 2000531 SCR CAP HX HD 3 8 16X1 NP Quad Oven Stand Parts Item 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 11 4 58930 CASTER 2 Lay Wldmt Base Item 4 Figure 2 1 upside down on the...

Page 16: ...7 Lift the oven high enough to position the stand under Roll the stand under the oven do not roll the oven and lifts over the stand and lower onto the stand The bottom of the oven will wrap around the stand careful not to get hands or fingers between oven and stand Figure 2 2 F Stacking and Mounting Two Ovens 1 Cut the bands holding the protective shipping carton to the skid Carefully remove the b...

Page 17: ...ge and circuit breaker ratings CAUTION All DZ Series Ovens are manufactured for voltage specific operation IMPORTANT ALWAYS carefully check the data plate voltage rating to be sure which voltage to apply when installing a DZ Series oven Applying the wrong voltage can immediately damage oven If local codes allow we recommend that flexible conduit be used for final connection as the oven assembly is...

Page 18: ...ing Light The light will illuminate when the inside control compartment reaches 130 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 front panel top panel and the electrical components Circuit Breaker 3 amp Provides overload protection...

Page 19: ...el 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 The following information provides a basic description of the oven controls their location and the function they perform Refer to Figure 3 4 A POWER ON OFF ...

Page 20: ...ways 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 previous to entering a feature TIMER FORCE CLOCK STDBY RESUME or SERVICE CODES J TIMER Used to set ON OFF...

Page 21: ...matically scroll through six 6 screens See below for the screen order Repeat scroll b Preset Menu Select Operation Step Press Key Display Reads The preset 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...

Page 22: ...s to the original program screen d View set temperature in all 4 zones Step Press Key Display Reads 1 View set top temperature 2 Press TOP TEMP key 3 View set bottom temperature 4 Press BOTTOM TEMP key e Viewing set Cook Time Step Press Key Display Reads 1 View set Cook Time ...

Page 23: ...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 g 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 h Cleaning Operation Step ...

Page 24: ...se prior to the cleaning cycle 3 Programming the MenuSelectTM control on DZ33I ovens The DZ33I oven contain one MenuSelect TM control Through this control you are capable of programming all four heating elements as well as the conveyer motor speed This oven has four heating zones as shown in Figure 3 5 Figure 3 5 The oven controller controls all functions of the oven To operate the oven the contro...

Page 25: ... for the code again 4 After entering the code number press a preset program button program number 0 through 9 and set the top temperatures bottom temperatures and cook time values 5 After the desired preset values are set the control will automatically retain this information till the program is changed NOTE Do not lose the code number 1397 or you will not be able to change your program if needed ...

Page 26: ... same value for the bottom right temperature as set on the bottom left side 7 Press BOTTOM TEMP key 8 Press COOK TIME key 9 Using the numeric keypad enter the new cook time 10 Press COOK TIME key 11 Repeat Steps 1 10 to program the remaining presets Note If only using one time and temperature set all presets to the same time and temp This way if anyone presses another preset it will not change to ...

Page 27: ...mes set for the oven to turn ON can be the same or different for each day as can the times set for the oven to turn OFF The timer program allows only one ON and one OFF per 24 hour day midnight to midnight Refer to the chart Figure 3 6 to assist in choosing ON OFF times Note When using the timer you MUST program every day of the week if there is a day you do not want the oven to turn ON you can pr...

Page 28: ...y will read TIMING When the timer cycles the oven ON again the operational status display will resume As stated earlier the timer program only allows for on ON and OFF cycle per 24 hour day midnight to midnight When choosing an ON and OFF time use the following chart When the chosen times are plotted it can be determined if there is a time conflict The chart also provides a reference while the tim...

Page 29: ... mode by entering new parameters and is returned to the MenuSelect TM mode without saving the parameters Step 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...

Page 30: ...30 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 ...

Page 31: ...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...

Page 32: ... 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 13 12 10 12 min 78 39 34 22 16 11 10 9 14 min 66 33 30 19 13 9 9 7 16 min 58 29 26 17 12 8 8 6 18 min 52 26 23 15 10 7 7 6 20 min 47 23 21 13 9 6 6 5 D Time and Temperature Guide Figure 3 7 Product Zone Temperature Cook Time Min...

Page 33: ...lb Fresh Muffins 600 600 F 315 315 C 750 700 F 399 371 C 15 Dark Alum 3 oz Fresh Popovers 550 550 F 288 288 C 650 650 F 343 343 C 30 Dark Alum 3 oz Fresh Soft Pretzels 800 800 F 426 426 C 700 700 F 370 370 C 8 Alum Size 2 oz Fresh Toast 900 900 F 482 482 C 800 800 F 426 426 C 2 None Slice Fresh Beef Beef Ribs Finish 900 850 F 482 454 C 900 850 F 482 454 C 8 Alum Size 8 ribs Precooked Hamburger 4 1...

Page 34: ...e 3 lbs Fresh Egg Patty 750 750 F 398 398 C 650 650 F 343 343 C 4 Alum 5 2 Eggs Fresh Fried Eggs 750 750 F 396 396 C 650 650 F 343 343 C 4 Alum 5 2 Eggs Fresh Puffy Omelet 750 750 F 398 398 C 650 650 F 343 343 C 8 Alum Skillet 9 6 oz Fresh Quiche 700 700 F 370 370 C 600 600 F 315 315 C 25 Dk Alum Pie 24 oz Fresh Sausage Links 900 900 F 482 482 C 800 800 F 426 426 C 6 Alum Size 1 5 oz Refrig Sausag...

Page 35: ...00 F 315 315 C 15 Alum Size 1 oz Fresh Oatmeal 650 650 F 343 343 C 600 600 F 315 315 C 7 Alum Size 1 1 2 oz Fresh Desserts Baked Apple 700 700 F 370 370 C 600 600 F 315 315 C 25 Stainless 12 X 20 12 Apples Fresh Baked Custard 700 700 F 370 370 C 600 600 F 315 315 C 25 Custard dish Size 4 oz Fresh Cream Puffs 550 550 F 287 287 C 650 650 F 343 343 C 30 Alum Size 2 oz Fresh Fruit Pie 550 550 F 287 28...

Page 36: ...esh Snow Crab 900 900 F 482 482 C 900 900 F 482 482 C 6 Stainless 4 X 7 8 oz Fresh Stuffed Flounder 900 900 F 482 482 C 900 900 F 482 482 C 8 Stainless 4 X 7 8 oz Fresh White Fish Fillet 900 900 F 482 482 C 900 900 F 482 482 C 8 Stainless 4 X 7 8 oz Fresh Whole Trout 900 900 F 482 482 C 900 900 F 482 482 C 8 Stainless 4 X 7 9 oz Fresh Poultry Chicken Cordon Bleu 800 800 F 426 426 C 700 700 F 370 3...

Page 37: ...b Fresh Pizza Deep Dish 750 750 F 398 398 C 650 650 F 343 343 C 10 Black Deep Pan Fresh Calzone 675 675 F 375 375 C 625 625 F 329 329 C 8 Pizza Screen or Black Sheet Pan Fresh Stuffed 650 650 F 343 343 C 550 550 F 287 287 C 20 Black Deep Pan Fresh Thick Crust 775 775 F 412 412 C 675 675 F 357 357 C 6 30 Black Pizza Pan Fresh Thin Crust 800 800 F 426 426 C 700 700 F 370 370 C 5 30 Pizza Screen Fres...

Page 38: ...cooling fan BE SURE filter is dry before reinstalling B Oven Cleaning 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 cyc...

Page 39: ...dler side lift and slide the tray toward the front of the oven On the drive side lift up the side of the tray closest to the oven push into chamber slightly lower outer edge and remove Empty residue wash rinse and dry thoroughly Re install Note These trays are made of aluminum do not use commercial oven cleaners this will damage the trays Exit Trays Clean Daily To remove Lift off from end of conve...

Page 40: ...urs if at least one zone s actual temperature exceeds the maximum allowed temperature of 980 F 526 C Call for service EXT AMB SHUTDN External Ambient Error This occurs if the external ambient temperature 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...

Page 41: ...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 temp probe...

Page 42: ...ypad control interface 1 1 67975 Contactor 4 pole 1 1 67857 Solid state relay 2 2 45036 3A Circuit breaker 1 1 67872 Thermocouple 2 2 97393 Bayonet Lock Assembly 2 2 30089 208V Hearth plate 1 0 340931 240V Hearth plate 1 1 65756 Gear motor 1 1 69565 Current sensing board 1 1 65566 Motor control board 1 1 69649 I O board 1 1 68030 4 Pole circuit breaker 1 1 69079 24V power supply 1 1 66192 High lim...

Page 43: ...3 Oven Open Rear View Item Qty Part Number Description 1 1 65756 Gear Motor SB 2 5 67872 Thermocouple 3 5 97393 Bayonet 4 2 27480 0001 Terminal Block 175A 5 4 65806 Terminal Block 85A 6 1 67614 Top Panel ...

Page 44: ...lements Exposed View Item Qty Part Number Description 1 4 30089 208V Hearth Plate 1 4 340931 240V Hearth Plate 2 8 69557 Porcelain Tube 3 8 220018 Sleeve Insulating 4 8 F706A8701 Sleeve Insulating 3 16 240C ...

Page 45: ...45 Front Closed View Item Qty Part Number Description 1 1 35823 On Off Switch 2 1 66195 Keypad Interface 3 2 45036 3A Circuit Breaker 4 1 3102458 Fan Filter Guard 5 1 3102468 Filter Media ...

Page 46: ...36 3 Amp Breaker 4 1 68030 4 Pole Circuit Breaker 5 1 67975 4 Pole Contactor 6 1 69799 24 VDC Cooling Fan 7 4 67857 75 A Solid State Relay 8 1si 2sb 65756 Gear Motor 9 1 66192 Limit Control 10 1 69079 24V Power Supply 11 1 69765 Current Sensing Board 12 1 si 2sb 65566 Motor Control Board 13 1 69649 I O Board ...

Page 47: ...47 Single Belt Conveyor ...

Page 48: ...48 Split Belt Conveyor ...

Page 49: ...49 Section 7 Schematics A DZ33I 208 230V 3Ph Schematic ...

Page 50: ...50 B DZ33I 380 415V 3 Ph Schematic C DZ33I 230V CE 3 Ph Schematic ...

Page 51: ...51 D DZ33I 380V CE 3 Ph Schematic ...

Page 52: ...52 Notes ...

Page 53: ...53 ...

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