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Middleby Cooking Systems Group PS536 manual

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Table of contents for the manual

  • Page 1

    1 ENGLISH page 1 FRANÇAIS page 29 ES P AÑOL página 57 Middleby Cooking Systems Group  1400 Toastmaster Drive  Elgin, IL 60120  (847)741-3300  FAX (847)741-4406 © 2001 Middleby Marshall, Inc. is a registered trademark of Middleby Marshall, Inc. All rights reserved. PS536 Gas and Electric Ovens PS536 Gas & Electric Domestic & [...]

  • Page 2

    2 ENGLISH Middleby Cooking Systems Group  1400 Toastmaster Drive  Elgin, IL 60120  USA  (847)741-3300  FAX (847)741-4406 24-Hour Service Hotline: 1-(800)-238-8444 www .middleby .com Ret ain This Manual For Future Reference NOTICE: This Owner's Operating and Installation Manual should be given to the user. The operator of the ove[...]

  • Page 3

    3 ENGLISH SECTION 1 - DESCRIPTION ................................................... 4 I . OVEN USES ............................................................. 4 I I . OVEN COMPONENTS ............................................. 4 A . Window ............................................................. 4 B . Conveyor Exit Tray .. ..... ..... .[...]

  • Page 4

    4 ENGLISH III. OVEN SPECIFICATIONS Table 1-1: Dimensions Overall Height: single oven with 17-1/2" (446mm) legs 43-1/2" (1105mm) double oven with 17-1/2" (446mm) legs 63" (1600mm) triple oven with 6" (152mm) legs 71" (1803mm) Overall Depth: without front window 39 -3/4 " ( 1010mm) with front window 43 " ( 1092[...]

  • Page 5

    5 ENGLISH Table 1-3: Electrical specifications for electric ovens (per oven cavity) Ma in Blo we r C o n t ro l Current Draw k W Volt age Circ uit Volta ge Phase Freq. L1 L2 L3 N R a t i n g Poles Wir es 208V 120V conv. speed control, 3 P h 6 0 H z 50A 50A 50A - - 1 6 .0 kW 4 Po l e 4 W i r e drive motor, contactor, at 208V (3 hot, 1 gnd) & tem[...]

  • Page 6

    6 ENGLISH SECTION 2 - INST ALLA T IO N WARNING Keep the appliance area free and clear of combustibles. WARNING Do not obstruct the flow of combustion and ventilation air to and from your oven. There must be no obstructions around or underneath the oven. Constructional changes to the area where the oven is installed shall not affect the air supply t[...]

  • Page 7

    7 ENGLISH SECTION 2 - INSTALLATION Figure 2-1 - Installation Kit 1 I . INSTALLATION KIT - see Figure 2-1 Qty. Qty. Qty. Ite m Single Oven Double Oven T riple Oven Part No. D escription 1 1 2 3 42882 Top panel 2 2 2 2 220352 Sc rew , pan head #10 x 1" (top panel - front) 3 2 2 2 3A80A8801 Sc re w, pan head #10 x 2" (top panel - rear) 4 - -[...]

  • Page 8

    8 ENGLISH B . Recommendations NOTE THAT THE HOOD DIMENSIONS SHOWN IN FIGURE 2- 2 ARE RECOMMENDATIONS ONLY . LOCAL, NATIONAL AND INTERNATIONAL CODES MUST BE FOLLOWED WHEN INSTALLING THE VENTILATION SYSTEM. ANY APPLICABLE CODES SUPERSEDE THE RECOMMENDATIONS SHOWN IN THIS MANUAL. The rate of air flow exhausted through the ventilation system may vary d[...]

  • Page 9

    9 ENGLISH SECTION 2 - INSTALLATION III. ASSEMBLY A . Top Panel and Base Pad Assembly 1. Install the four leg extensions onto the base pad using the 3/8"-16x1" screws, 3/8" flat washers, and 3/8" lockwashers supplied in the Base Pad Kit. See Figure 2-3. Check that the finished sides of each leg extension face OUTWARDS. One rear l[...]

  • Page 10

    10 ENGLISH C . Restraint Cable Installation Because the oven is equipped with casters, a restraint cable assembly must be installed to limit the movement of the appliance without depending on the connector and the quick disconnect device or its associated piping. One end of the cable is anchored to the eyebolt on one of the rear leg extensions, whi[...]

  • Page 11

    11 ENGLISH Figure 2-8 - Assembling and tensioning the conveyor Tensioning screws in slotted holes (2 per side) With tensioning screws loosened, frame sections can be moved to adjust belt tension 1-2" (25-50mm) vertical deflection Figure 2-9 - Conveyor and Master Link Orientation Direction of travel CORRECT master link position Incorrect master[...]

  • Page 12

    12 ENGLISH SECTION 2 - INSTALLATION Figure 2-11 - Final assembly Chain cover: Place down over conveyor sprocket Figure 2-10 - Conveyor placement Crumb tray support bracket Figure 2-12 - Crumb trays End plug Crumb trays WITH openings - all upper ovens Crumb trays WITHOUT openings - lower oven only 2. Hook outside edge over conveyor frame Crumb trays[...]

  • Page 13

    13 ENGLISH SECTION 2 - INSTALLATION VI. ELECTRICAL SUPPLY WARNING Authorized supplier personnel normally accomplish the connections for the ventilation system, electric supply, and gas supply, as arranged by the customer. Following these connections, the factory-authorized installer can perform the initial startup of the oven. NOTE: The electric su[...]

  • Page 14

    14 ENGLISH SECTION 2 - INSTALLATION A . Gas Utility Rough-In Recommendations The following gas system specifications are STRONGLY RECOMMENDED. Deviating from these recommendations may affect the baking performance of the oven. Gas Meter - 650 cfh meter Gas Line  DEDICATED LINE from the gas meter to the oven  2" (50.8mm) pipe for natural [...]

  • Page 15

    15 ENGLISH SECTION 3 - OPERA TION I . LOCATION AND DESCRIPTION OF CONTROLS "BLOWER" Switch: Turns the blowers and cooling fans on and off. When set to the "ON" (I) position, it also allows the burner (gas ovens) or heating elements (electric ovens) to activate. Activation is determined by the settings on the Digital Temperature [...]

  • Page 16

    16 ENGLISH A . DAILY STARTUP PROCEDURE 3. Turn the "CONVEYOR" ( ) switch to the ON ("I") position. 4. If necessary, adjust the conveyor speed setting by pressing the or pushbuttons on the con- veyor speed controller to change the displayed bake time. 6a. Check that the "1" light illuminates. This shows that the b[...]

  • Page 17

    17 ENGLISH B . DAILY SHUTDOWN PROCEDURE SECTION 3 - OPERATION 1. Turn the "BLOWER" ( ) and "CONVEYOR" ( ) switches to the "OFF" ("O") position. Open the window (if so equipped) to allow the oven to cool faster. Note that the blowers will remain in operation until the oven has cooled to below 200°F (93°C). 3[...]

  • Page 18

    18 ENGLISH III. QU I CK RE F ERENCE: DIGITAL TEMPERATURE CONTROLLERS Upper display Shows the actual oven temperature. Lower display Shows the set point temperature. Up Arrow key Increases the set point temperature. Press the key once to change the set point by one degree. Hold the key down for larger changes. Down Arrow key Decreases the set point [...]

  • Page 19

    19 ENGLISH Display Shows the Set Point or the Actual T em- perature in degrees Fahrenheit (F) or Celsius (C). "SP LOCK" Light Lights when the set point is locked out from changes. This setting can only be changed by service personnel. OVERTEMP Light Lights when the oven temperature is greater than 650°F (343°C). Refer to Quick Reference[...]

  • Page 20

    20 ENGLISH I V . QUICK REFERENCE: TROUBLESHOOTING SYMPTOM P R O BLEM SOL UT IO N SECTION 3 - OPERATION  Check that the set temperature and bake time settings are correct. Food products are overcooked or undercooked Controls may be set incor- rectly. The oven temperature is in excess of 600°F (316°C). If the oven is left in operation, the tempe[...]

  • Page 21

    21 ENGLISH I. MAINTENANCE - DAILY A . Check that the oven is cool and the power is disconnected, as described in the warning at the beginning of this Section. B. Clean ALL of the cooling fan grills and vent openings with a stiff nylon brush. Refer to Figure 4-1 for the locations of the grills and vents. C. Clean the outside of the oven with a soft [...]

  • Page 22

    22 ENGLISH III. MA I NTENANCE - EVERY 3 MONTHS A . Check that the oven is cool and the power is disconnected, as described in the warning at the beginning of this Section. B . Open the machinery compartment access panel. Vacuum the inside of the compartment using a shop vacuum. C. Tighten all electrical control terminal screws. D. Split Belt Disass[...]

  • Page 23

    23 ENGLISH SECTION 4 - MAINTENANCE 3. Disassemble and clean the drive and idler shafts using the following procedure. a. Loosen (DO NOT REMOVE) the set screw on the outer drive sprocket. Then, slide the drive sprocket off the end of the drive shaft. See Figure 4-4. b. Loosen (DO NOT REMOVE) the set screws on all four steel spacers (2 per shaft), AN[...]

  • Page 24

    24 ENGLISH V . KEY SPARE PARTS KIT - Available sepa- rately. See Figure 4-7. Ite m Qty . Pa rt No . Description 1 1 44695 Conveyor Drive Motor w/Pickup Assy. 2 2 30153 Drive Motor Brushes 3 1 37337 Kit, Conveyor Speed Controller 4 1 33985 Kit, Thermocouple 5 1 44687 Motor, Blower 6 1 44685 Belt, Blower 7 1 33983 High Limit Control Module, 230V 8 1 [...]

  • Page 25

    25 ENGLISH IMPOR T ANT An electrical wiring diagram for the oven is also located inside the machinery compartment. SECTION 5 - ELECTRICAL WIRING DIAGRAMS Fig. 5-1 - Wiring diagram, PS536 Gas Oven 208/230V, 60 Hz, 1 Ph TERMINAL BLOCK L1 L2 N HIGH LIMIT CONTROL MODULE RESET SWITCH THERMO- COUPLE RESET LAMP MACHINERY COMPARTMENT SAFETY SWITCH MOTOR CO[...]

  • Page 26

    26 ENGLISH Fig. 5-2 - Wiring diagram, PS536 Electric Oven 208/230V, 60 Hz, 3 Ph IMPOR T ANT An electrical wiring diagram for the oven is also located inside the machinery compartment. SECTION 5 - ELECTRICAL WIRING DIAGRAMS FUSES 60A L1 L2 L3 HIGH LIMIT CONTROL MODULE RESET SWITCH THERMO- COUPLE RESET LAMP MACHINERY COMPARTMENT SAFETY SWITCH MOTOR C[...]

  • Page 27

    27 ENGLISH IMPOR T ANT An electrical wiring diagram for the oven is also located inside the machinery compartment. Fig. 5-2 - Wiring diagram, PS536 Electric Oven 380V, 50 Hz, 3 Ph SECTION 5 - ELECTRICAL WIRING DIAGRAMS FUSES 60A L1 L2 L3 HIGH LIMIT CONTROL MODULE RESET SWITCH THERMO- COUPLE RESET LAMP MACHINERY COMPARTMENT SAFETY SWITCH MOTOR COMPA[...]

  • Page 28

    28 ENGLISH page 1 FRANÇAIS page 29 ES P AÑOL página 57 Middleby Cooking Systems Group  1400 Toastmaster Drive  Elgin, IL 60120  USA  (847)741-3300  FAX (847)741-4406 24-Hour Service Hotline: 1-(800)-238-8444 www .middleby .com[...]