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Middleby Marshall PS360-U manual

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Table of contents for the manual

  • Page 1

    ENGLISH page 1 1 DANSK side 25 Middleby Cooking Systems Group  1400 Toastmaster Drive  Elgin, IL 60120  USA  (847)741-3300  FAX (847)741-4406 © 2001 Middleby Marshall, Inc. is a registered trademark of Middleby Marshall, Inc. All rights reserved. PS300 Series Gas and Electric Ovens PS300 Series Gas and Electric (Europe) ENGLISH /Dan[...]

  • 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 NOTICE: This Owner's Operating and Installation Manual should be given to the user. The operator of the oven should be familiar with the functions a[...]

  • Page 3

    3 ENGLISH SECTION 1 - DESCRIPTION ................................................... 4 I . OVEN USES ............................................................. 4 I I. OVEN COMPONENTS ............................................. 4 A . Crumb Pans ..................................................... 4 B. Conveyor Drive Motor ....................[...]

  • Page 4

    4 ENGLISH SECTION 1 - DESCRIPTION II . OVEN COMPONENTS - see Figure 1-1. A . Crumb Pans: Catch crumbs and other material that drop through the conveyor belt. One crumb pan is located underneath each end of the conveyor. B . Conveyor Drive Motor: Moves the conveyor. C . Conveyor: Moves the food product through the oven. D . End Plugs: Allow access t[...]

  • Page 5

    5 ENGLISH S EC TI O N 2 - I NS T ALLA T IO N WARNING Do not obstruct the flow of combustion and ventil ation 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 to the oven. NOTE There must be adequate clearance between[...]

  • Page 6

    6 ENGLISH SECTION 2 - INSTALLATION Fig. 2-1 - Installation Kit I. INSTALLATION KIT A . Installation kit components (one kit required per cavity) I t e m Description Part Number Lower Oven w/o To p Lower Oven w/Top Upper Oven 1 Legs, adjustable 22450-0028 4 4 - - 2a Conveyor End Stop - PS360/360S  Si ng le Belt 35000-1103 1 1 1  Split Belt 355[...]

  • Page 7

    7 ENGLISH 458mm 305mm 76mm 51mm minimum B . Recommendations NOTE THAT THE HOOD DIMENSIONS SHOWN IN FIGURE 2 ARE RECOMMENDATIONS ONLY. LOCAL, NATIONAL, AND INTERNATIONAL CODES MUST BE FOLLOWED WHEN INSTALLING THE VENTILATION SYSTEM. ANY APPLICABLE LOCAL AND NATIONAL CODES SUPERSEDE THE RECOMMENDATIONS SHOWN IN THIS MANUAL. The rate of air flow exhau[...]

  • Page 8

    8 ENGLISH SECTION 2 - INSTALLATION I V . THERMOCOUPLE INSTALLATION 1. Install one thermocouple sensing bulb into each of the two holes in the rear panel of the oven, as shown in Figure 2-4. Fasten each thermocouple in place using one of the #10- 32 x 3/8" screws supplied in the Installation Kit. 2. Thread BOTH sets of thermocouple leads throug[...]

  • Page 9

    9 ENGLISH SECTION 2 - INSTALLATION V . CONVEYOR INSTALLATION NOTE Split belt conveyors can only be installed from the end of the oven with the drive motor. Single-belt conveyor assemblies may be inserted into either end of the oven. If it is to be installed from the end of the oven without the drive motor, the drive sprocket assembly must be remove[...]

  • Page 10

    10 ENGLISH V I . FINAL ASSEMBLY 1. Assemble the end plugs and motor housing onto the oven. 2. Slide the conveyor extensions over the ends of the conveyor frame. Be sure that the extension with the drive sprocket opening is placed on the drive end. 3. Refer to Figure 2-12 for the correct location of each crumb tray. Then, install the crumb trays und[...]

  • Page 11

    11 ENGLISH VIII. GAS SUPPLY CAUTION DURING PRESSURE TESTING NOTE ONE OF THE FOLLOW- ING: 1. The oven and its individual shutoff valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressure in excess of 3.45 kPa. 2. The oven must be isolated from the gas supply piping system by closing its [...]

  • Page 12

    12 ENGLISH Figure 2-16 - Gas Burner and Piping Assembly Multifunction Gas Valve 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  One or two oven cavities: 354 l /sec meter  Three or four oven[...]

  • Page 13

    13 ENGLISH C . Preparation for Use with Various Gases Before proceeding to set up the oven for a specific gas, check that the main gas supply valve and the circuit breaker/fused disconnect are in the OFF ("O") position. The main and pilot orifices must match the sizes shown in the Gas Orifices and Pressure Specifications table, near the b[...]

  • Page 14

    14 ENGLISH E . Checking the Gas Supply (Inlet) Pressure 1. Remove the supply (inlet) pressure cap screw from the multifunction gas valve. Attach a manometer to the stud. 2. Depress the machinery compartment safety switch to allow the oven to operate. 3. Open the main gas supply valve. Switch the circuit breaker/ fused disconnect to the ON ("I&[...]

  • Page 15

    15 ENGLISH SECTION 3 - OPERA TION I . LOCATION AND DESCRIPTION OF CONTROLS Fig. 3-1 - Control Panel "BLOWER" Switch: Turns the blowers and cooling fans on and off. The HEAT Switch has no effect unless the BLOWER Switch is in the ON position. A. "HEAT" Switch: Allows the burner or heating elements, as appropriate for the ov[...]

  • 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. Some ovens may be equipped with a thumbwheel speed con- troller. For thes[...]

  • Page 17

    17 ENGLISH SECTION 3 - OPERATION III. QU I CK REFERENCE: DIGITAL TEMPERATURE CONTROLLER Display Shows the Set Point or the Actual T empera- ture in degrees Fahr- enheit (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[...]

  • Page 18

    18 ENGLISH I V . QUICK REFERENCE: TROUBLESHOOTING S YM PT OM PROBLEM SO LUTION IF THESE STEPS FAIL TO RESOLVE THE PROBLEM, CONTACT YOUR LOCAL MIDDLEBY MARSHALL AUTHORIZED SERVICE AGENT. A SERVICE AGENCY DIRECTORY IS SUPPLIED WITH YOUR OVEN. SECTION 3 - OPERATION  Check that the set temperature and bake time settings are correct. Food products ar[...]

  • Page 19

    19 ENGLISH WARNING Before ANY cleaning or servicing of the oven, perform the following procedure: 1. Switch off the oven and allow it to cool. Do NOT service the oven while it is warm. 2. Turn off the electric supply circuit breaker(s) and disconnect the electric supply to the oven. 3. If it is necessary to move a gas oven for cleaning or servicing[...]

  • Page 20

    20 ENGLISH II. MAINTENANCE - MONTHLY A . Check that the oven is cool and the power is disconnected, as described in the warning at the beginning of this Section. B . Remove the crumb trays, drive motor shroud, and conveyor extension covers from the oven. C. Lift the drive end of the conveyor slightly, and push it forward into the oven. This removes[...]

  • Page 21

    21 ENGLISH SECTION 4 - MAINTENANCE III. MAINTENANCE - 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 . Vacuum both of the blower motors, and their surrounding compartments, using a shop vacuum. C. Tighten all electrical control terminal screws. D. Split B[...]

  • Page 22

    22 ENGLISH SECTION 4 - MAINTENANCE V . KEY SPARE PARTS KIT - Available sepa- rately. See Figure 4-10. Fig. 4-10 - Key Spare Parts Kit 1 IV. MAINTENANCE - EVERY 6 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 . Check for excessive wear on the conveyor drive motor[...]

  • Page 23

    23 ENGLISH FOR USE IN SPLIT BELT APPLICATIONS ONLY CONVEYOR SPEED CONTROLLER CONVEYOR DRIVE MOTOR PICKUP Black BLOWER SWITCH COOLDOWN RELAY CONVEYOR SWITCH COOLING FAN COOLING FAN COIL HIGH LIMIT CONTROL MODULE TEMPERATURE CONTROLLER PRESSURE SWITCH RESET SWITCH BLOWER MOTOR BLOWER MOTOR CENTRIFUGAL SWITCHES CIRCUIT BREAKER BLOCKS 20A RFI FILTER SA[...]

  • Page 24

    24 ENGLISH page 1 DANSK side 25 SECTION 5 - ELECTRICAL WIRING DIAGRAMS Fig. 5-2 Wiring Diagram, PS360-U/-L or PS360WB-U/-L Gas Oven, 220-230V, 50 Hz, 1 Ph FOR USE IN SPLIT BELT APPLICATIONS ONLY CONVEYOR SPEED CONTROLLER CONVEYOR SPEED CONTROLLER CONVEYOR DRIVE MOTOR CONVEYOR DRIVE MOTOR PICKUP PICKUP Red White Black Black Red Red White Black Black[...]