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Southbend EzCom CG/12SC Operator's Manual

Ez-com combination oven
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Model CG/12SC
Improper installation, adjustment, alteration, service or maintenance can cause property damage,
injury or death. Read the installation, operating and maintenance instructions thoroughly before
M
1182851
2
ANUAL
REV
$18.00
OPERATOR'S MANUAL
Combination Oven
!
installing or servicing this equipment.
1100 Old Honeycutt Road, Fuquay-Varina, NC 27526
www.southbendnc.com
WARNING
IMPORTANT FOR FUTURE REFERENCE
Please complete this information and retain this
manual for the life of the equipment:
Model #: ___________________________
Serial #: ___________________________
Date Purchased: ____________________
Model CG/22SC
EZ COM COMBINATION OVEN
MANUAL SECTION CB

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Summary of Contents for Southbend EzCom CG/12SC

  • Page 1 OPERATOR’S MANUAL Combination Oven Model CG/12SC Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury or death. Read the installation, operating and maintenance instructions thoroughly before 1100 Old Honeycutt Road, Fuquay-Varina, NC 27526 1182851 ANUAL $18.00 WARNING installing or servicing this equipment.

  • Page 2: Safety Precautions

    Unit must be cleaned daily and properly maintained to reduce chances of unsafe operating conditions. Southbend EZ Com combination ovens are intended for commercial use only. Not for household use. Warranty will be void if service work is performed by other than a qualified technician, or if other than genuine Southbend replacement parts are installed.

  • Page 3: Table Of Contents

    RETAIN THIS MANUAL FOR FUTURE REFERENCE. Model Numbers This manual is for Southbend EZ Com Combination Oven models CG/12SC and CG/22SC. The serial plate is located behind the lower front panel on the left side. On double-stacked models each oven has its own serial plate.

  • Page 4: Specifications

    Heat is supplied by gas burners that burn either natural gas of propane (specified when the EZ Com is ordered, but field convertible). Burners total 90,000 BTU for a Model CG/12SC and 180,000 BTU for a Model CG/22SC. Supply pressure should be greater than 7" W.C. for natural gas or greater than 11" W.C. for propane.
  • Page 5 EZ C OMBINATION DIMENSIONS OF MODEL CG/12SC 40.7" (1034) 38.5" (978) 23.7" (601) FRONT 5.4" (137) 11.0" (279) Flue Riser Dimensions are in inches and (millimeters). Oven Interior Height: 22.0" (559) Width: 22.0" (559) Depth: 31.8" (806) Crated Weight: 600 lbs. (270 kg.) Crate Height: 45.0"...
  • Page 6 PECIFICATIONS DIMENSIONS OF MODEL CG/22SC 40.7" (1034) 38.5" (978) 23.7" (601) FRONT 5.4" (137) 11.0" (279) Flue Riser Dimensions are in inches and (millimeters). Oven Interior Height: 22.0" (559) Width: 22.0" (559) Depth: 31.8" (806) Crated Weight: 1200 lbs. (540 kg.) Crate Height: 69.0"...

  • Page 7: Installation

    EZ C OMBINATION NSTALLATION Do not locate unit adjacent to any high heat or grease producing piece of equipment, such as a range top, griddle, fryer, etc., that could allow radiant heat to raise the exterior temperature of the combination oven above 130°F (54°C). DO NOT MOUNT ABOVE OTHER COOKING EQUIPMENT. These installation procedures must be followed by qualified personnel or warranty will be void.
  • Page 8 NSTALLATION Step 2: Install the Legs and/or Casters For Model CG/12SC (single-oven) units, a set of legs and a set of casters is packed in the shipping crate. Install the legs and casters using the following procedure: 1. Raise the EZ Com sufficiently to allow legs to be bolted to the bottom corners. For safety, “shore up”...
  • Page 9 EZ C OMBINATION Step 3: Installation of Optional Open Pan Storage The following describes how to assemble the optional open pan storage. All holes are pre-drilled for the provided screws. 1. Attach the legs to the oven as described in installation Step 2 on page 8. 2.
  • Page 10 NSTALLATION 4. Hang the two pan guides from the frame hangers. The guides cannot be inserted from the side of the oven because the legs are in the way. Instead, begin by holding the guide parallel to the side of the oven with the horizontal bars of the guide extending inward (so that the pans can rest on them).
  • Page 11 EZ C OMBINATION Step 4: Check Clearances and Ventilation There must be adequate clearance between oven(s) and construction. Clearance must also be provided for servicing and for operation. Minimum Clearances: From Combustible Construction Back Right Side Left Side Floor Adequate clearance must be provided in the aisle and on the left side to allow the door to open sufficiently to permit the removal of the racks.
  • Page 12 NSTALLATION Utility Connections Electrical Connection (120-volt ovens have a 6-foot power cord with a 120VAC grounded plug; 208-volt ovens have a hole for a strain-relief fitting and a terminal block located inside the right-side compartment) Model CG/22SC shown. Each oven of this double- stacked model has separate utility connections.

  • Page 13: Electrical Grounding Instructions

    EZ C OMBINATION Step 5: Electrical Connection Each oven of a 120-volt unit has a six-foot power cord that fits any standard 120 VAC three-prong grounded receptacle. Each oven can draw up to 8 amps, and should be plugged into an outlet with its own 15-amp circuit breaker.
  • Page 14 NSTALLATION EZ C OMBINATION Step 7: Water Drains Each oven has two drain tubes: a 2" O.D. tube that drains the oven cavity and a 3/4" O.D. tube that drains the drain trough on the front of the oven below the door (see illustration on page 12). Position the oven near, but not on top of, an open floor drain.
  • Page 15 The serial plate indicates the type of gas the unit is equipped to burn. All Southbend equipment is adjusted at the factory. Check type of gas on serial plate. This appliance should be connected ONLY to the type of gas for which it is equipped.
  • Page 16 NSTALLATION EZ C OMBINATION Step 9: Installation Check The following items should be checked by a qualified service technician: 1. Verify that oven is level. 2. Verify proper electrical characteristics (voltage, cycle, phase). 3. Check ventilation. 4. Check electrical connections (external and internal). 5.

  • Page 17: Operation

    EZ C OMBINATION PERATION No attempt should be made to operate oven during a power failure. A manual gas shutoff valve is located behind front lower panel for turning gas on and off. Turning the EZ Com On and Off – The power switch at the top left corner of the control panel turns the unit on and off.
  • Page 18 PERATION Control Panel of EZ Com Combination Oven POWER OVEN STEAM COMBI COOL STEAM INJECT DOWN TEMP 12:30 TIME HRS MIN START/INTERRUPT CANCEL Power Switch When the power switch is turned ON. the oven performs a self-diagnostic test, °F. then defaults to OVEN mode at 350 Fan Speed The fan speed can be changed to HI or LO at any time while the food is cooking.

  • Page 19: Cooking Hints

    EZ C OMBINATION OOKING INTS All times and temperatures are estimates and should be verified in actual practice. Starting temperature of food, pan size/fullness, and opening oven during cooking will affect cooking times. Baked Goods Menu Item Mode Apple pie, mile-high Oven Biscuits Oven...
  • Page 20 OOKING INTS Beef and Veal Menu Item Mode BBQ beef (raw brisket) Combi Beef Sausage links Steam Braised beef w/mushrooms Combi Corned beef hash Combi Fillet steak Combi Grilled flank steak Combi Hamburger pie Combi Hamburgers (Frozen patties) Combi Herbed pot roast Combi Hot dogs Steam...

  • Page 21: Fish And Shellfish

    EZ C OMBINATION Fish and Shellfish Menu Item Mode Crab Steam Halibut Combi Perch Oven Salmon (fresh) Combi Shrimps – frozen Steam Trout Oven Pork and Lamb Menu Item Mode Bacon slices Combi Baked ham Combi Baked pork chops Combi BBQ boneless rib for sandwich Combi (retherm)
  • Page 22 OOKING INTS Potatoes, Pasta, and Grains Menu Item Mode Baked potatoes Oven New, red potatoes Steam Rice (short grain) Steam Poultry Menu Item Mode Chicken wings Combi Chicken, half Combi Chicken, whole Combi Turkey Combi Turkey breast Combi Vegetables Menu Item Mode Asparagus Steam...
  • Page 23 EZ C OMBINATION Vegetables, continued Menu Item Mode Green beans w/water chestnuts Steam Green beans, French cut Steam (frozen) Green beans, whole Steam Italian vegetables (frozen) Steam Mixed vegetables (frozen) Steam Mushrooms Steam Peas and mushroom (frozen) Steam Peas, garden (frozen) Steam Ratatouille Combi...

  • Page 24: Cleaning

    Use pump-up sprayer (Southbend Part# 1180973) supplied with the unit to spray RCS Special Cleaning Agent (Southbend Part# 1180974) inside the oven cavity, behind the air baffle, and on the inner side of the door. (CAUTION: Do not spray RCS Special Cleaning Agent into a hot oven! Discoloration of the interior surfaces will result.

  • Page 25: Periodic Cleaning

    OMBINATION PERIODIC CLEANING • If lime or mineral deposit starts to build up in the interior, clean the unit by using Southbend “descaler” or other non-caustic deliming solution. Follow manufacturer’s recommended procedures. Thoroughly rinse out unit with clean water. •...

  • Page 26: Troubleshooting

    This section contains a troubleshooting key and referenced flowcharts to assist a qualified service technician in the servicing of a Southbend EZ Com oven. Wiring diagrams are printed on pages 33 (for 120 volt ovens) and 34 (for 208 volt ovens).
  • Page 27 EZ C OMBINATION TROUBLESHOOTING FLOWCHARTS Find the symptom below that corresponds to the malfunction, then turn to the corresponding page. Follow the flowchart on that page until the problem is solved. Symptom Unit Not Working, No Lights Unit Not Heating Properly (No Gas Error) Gas Error Unit Not Steaming Properly in Steam Mode or Combi Mode Blower Not Running Properly...

  • Page 28: Unit Not Working, No Lights

    ROUBLESHOOTING Unit Not Working, No Lights Unit Not Working, No Lights. Check that circuit breaker is ON. Check that voltage supplied to main fuse block is the rated-voltage of the oven (120VAC or 208VAC, as shown on the serial plate). Check voltage between where Wire 57 attaches to fuseblock and TB-B2.

  • Page 29: Unit Not Heating Properly (No Gas Error)

    EZ C OMBINATION Unit Not Heating Properly (No Gas Error) Unit Not Heating Properly (No Gas Error) Disconnect power. Remove control panel thumbscrew and slide control panel out. Reconnect power. Start unit. Check gas supply pressure. (There is an inlet pressure tap on the gas combination valve that can be used for this purpose.) Supply pressure should be >...

  • Page 30: Gas Error

    ROUBLESHOOTING Gas Error Ensure that gas shut-off valve is open. Check gas supply pressure. (There is an inlet pressure tap on the gas combination valve that can be used for this purpose.) Supply pressure should be > 7" W.C. for natural gas or > 11" W.C. for propane. Remove front lower panel and burner box cover.

  • Page 31: Unit Not Steaming Properly In Steam Mode Or Combi Mode

    EZ C OMBINATION Unit Not Steaming Properly in Steam Mode or Combi Mode Unit Not Steaming Properly in Steam Mode or Combi Mode. Check water pressure at unit with unit running. Disconnect plug PL20 (plug PL3 for ovens built before March 1, 2002) and place test leads in harness side of plug.

  • Page 32: Blower Not Running Properly

    ROUBLESHOOTING Blower Not Running Properly Blower Not Running Properly (with Door Closed) Disconnect 4-pin connector. Place fan switch in “HI” position. Locate the terminals where Wires 21 and 55 are attached and check for continuity between these terminals. Place the fan switch in “LO” position. Locate the terminals where Wires 22 and 56 are attached.
  • Page 33 ROUBLESHOOTING EZ C OMBINATION Wiring Diagram for 120 Volt Ovens ’ 1182851 PERATOR ANUAL...
  • Page 34 ROUBLESHOOTING EZ C OMBINATION Wiring Diagram for 208 Volt Ovens ’ 1182851 PERATOR ANUAL...

  • Page 35: Parts

    The serial plate with voltage, model, and serial information is located behind the lower front panel on the left side. On double-stacked models, each unit has its own serial plate. Replacement parts may be ordered either through a Southbend Authorized Parts Distributor or a Southbend Authorized Service Agency.
  • Page 36 ARTS Control Panel Subassembly Parts See drawing on following page. Part Number Description 1184004 Control panel, subassembly, 120V (assembled) 1184074 Control panel, subassembly, 208V (assembled) 1180636 Control board 1184049 Switch, rotary, 2NO 1180988 Switch, rotary, NO/NC 1180990 Bezel, rotary switch, black 1180987 Switch, rotary, actuator 1180906...
  • Page 37 EZ C OMBINATION Control Panel Subassembly Parts See parts list on previous page. 6 POSITION TERMINAL STRIP (PART OF WIRING HARNESS, 1182398) 2 POSITION TERMINAL STRIP (PART OF WIRING HARNESS, 1182398) ’ PERATOR 1182851 ANUAL ARTS...
  • Page 38 ARTS Frame and Exterior Parts See drawing on following page. Part Number Description 1180612 Front lower panel 1180641A Trough, drain 1180642 Cover, drain trough 1182170 Body front 1182173 Body side, left 1180607 Body top 1180609 Body back 1180615 Flue riser (for single-oven models) 1180949 Flue riser (for double-stacked models) 1180613...
  • Page 39 ARTS EZ C OMBINATION Frame and Exterior Parts See parts list on previous page. ’ 1182851 PERATOR ANUAL...

  • Page 40: Cavity Parts

    ARTS Cavity Parts Part Number Description 1180639 Racks 1180961 Cover, probe 1182177 Rack guide, 11 position 1180921 Bolt, shoulder 1/4-20 1180682 Fitting, 1/4 inch MPT x 3/16 inch tube 1182695 Thermostat probe assembly 1180671 Flue duct weld assembly 1180992 Insul. cover for flue 1180996 Spring, relief valve 1180997...
  • Page 41 EZ C OMBINATION Door Subassembly Parts Part Number Description 1180618 Door subassembly (assembled) 1182535 Panel, door, weld assembly 1180691 Insulation, door 1146303 Screw, #8 x 1/2 1180977 Hinge, door 1180627 Gasket, door 1180685 Panel assembly, inner door 1180614 Door gasket retainer 1146363 Screw, 1/4 -20x2, ss, slotted flat head 1180938...
  • Page 42 ARTS Burner and Gas Train Parts See drawing on following page. Part Number Description 1180945 Tail pipe 1146913 Elbow, red., blk, 3/4 x 3/8, 90 deg 1146806 Nipple, pipe, close, blk, 1/2" 1-5771 Valve, shut off, 1/2" 1180659 Tube, gas supply P9158 Connector, brass, 68C-10-8 1182167...
  • Page 43 EZ C OMBINATION Burner and Gas Train Parts See parts list on previous page. ’ PERATOR 1182851 ANUAL ARTS...
  • Page 44 ARTS Sprayer and Water Train Parts Part Number Description 1180668 Water inlet subassembly (assembled; for components, see page 45) 1182697 Adapter, GH male to 3/8 female NPT 1182694 Spray hose 1180959 Spray nozzle, 3/4 FGH 1180944 Tube, spray supply P5552 Connector, 1/4 1174620 Spray nozzle...
  • Page 45 EZ C OMBINATION Water Inlet Subassembly Parts Part Number Description 1180668 Water inlet subassembly (assembled) 1180956 Tee, 3/8 brass 1178283 Bushing, brass, 1/4 inch x 3/8 inch 1173433 Nipple, 1/4 NPT 1173428 Strainer. Y in-line 1180669 Bracket, water inlet 1180937 Pressure regulator 1180939 Bushing, 1/4 MPT x 1/8 FPT...
  • Page 46 ARTS Blower and Motor Parts Part Number Description 1180633 Fan, water dispersing 1180934 Blower wheel weld assembly 1180903 Fitting, motor shaft seal 1180909 Washer, wave spring, ss 1180910 Washer, flat 1180932 Packing material, FDA approved 1180686 Motor pocket s/w/a 1179710 Spacer, blower, motor 1180621 Motor, 115V 60CC 2 speed...
  • Page 47 EZ C OMBINATION Legs and Caster Parts Part Number Description 1174265 Caster package, 4 bolt 1184005 Leg assembly, caster 1146213 Bolt, 3/8-16x1 hex head 1146505 Washer 5/16, flat 1146513 Washer 3/8, lock 1176351 Sticker. legs * not shown on drawing. ’...
  • Page 48 ARTS Open Pan Storage Parts Part Number Description 1184046 Cooling pan kit, shallow depth 1184044 Cooling pan kit, bakery depth 1184022 Rack hanger, G/E ser co 1184025 Stop channel 6660 Clip, side rack support 1175438 Rack guide, 11 pos. shallow 1175439 Rack guide, 11 pos.

  • Page 49: Operator S Manual Rev Page

    EZ C OMBINATION Notes: ’ 1182851 PERATOR ANUAL...
  • Page 50 EZ C OMBINATION Notes: ’ 1182851 PERATOR ANUAL...
  • Page 51 EZ C OMBINATION Notes: ’ 1182851 PERATOR ANUAL...
  • Page 52 When service is needed, contact a Southbend Authorized Service Agency, or your dealer. To avoid confusion, always refer to the model number, serial number, and type of your unit.

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Ezcom cg/22sc

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