Middleby Crown GCX-10, Installation & Operation Manual

Page 1: ...instructions thoroughly before installing or servicing this equipment IMPORTANT FOR FUTURE REFERENCE Please complete this information and retain this manual for the life of the equipment Model ___________________________ Serial ___________________________ Date Purchased ____________________ CROWN FOOD SERVICE EQUIPMENT A Middleby Company 70 Oakdale Road Downsview Toronto Ontario Canada M3N 1V9 Tel...

Page 2: ...rating or servicing this equipment This manual should be retained for future reference FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors or liquids in the vicinity of this or any other appliance Intended for commercial use only Not for household use PURCHASER Instructions to be followed in the event that the operator of this appliance smells gas must be posted in a prominent l...

Page 3: ...AGE Important Notes for Installation and Operation 2 1 0 Installation Instructions 6 2 0 Service Connections 9 3 0 Operation Instructions 12 4 0 Operation Instructions for Boilers with CSD 1 Controls 14 5 0 Operation Instructions Cooker Section 17 6 0 Periodic Maintenance 19 7 0 Adjustments 21 8 0 Troubleshooting 25 9 0 Cooking Chart 28 ...

Page 4: ...INSTALLATION AND OPERATION MANUAL GAS FIRED STEAMER MODELS GCX 2 GCX 10 PART NUMBER 10056R3 4 2009 03 24 INTRODUCTION ...

Page 5: ...valve if so equipped emptying the boiler and releasing water and steam to the drain Manual valve will have to be opened to drain boiler if not equipped with automatic blowdown valve 2 Boiler pressure gauge should read 9 11 psi during operation 0 psi during shutdown 3 Burners will cycle on and off as required to maintain pressure 4 Compartment cooker is ready for use when READY light is on Place pa...

Page 6: ... to assure that the proper orifice size for your elevation has been installed LOCATION The installation location must be kept free and clear of combustibles Do not obstruct the flow of combustion and ventilation air Clearance from combustible construction must be a minimum of 3 inches from the sides and 6 inches from the back The appliance should be installed on a noncombustible floor Provide adeq...

Page 7: ...ly to the floor 8 Seal bolts and flanged feet with silastic or equivalent compound INSTALLATION CODES AND STANDARDS Gas installation to conform to local codes or in absence of local codes with the National Fuel Gas Code ANSI Z223 1 NFPA 54 or the Natural Gas and Propane Installation Code CSA B149 1 as applicable including 1 The appliance and its individual shut off valve must be disconnected from ...

Page 8: ... located 6 feet 6 inches from the floor Filters should be installed at an angle of 45 degrees or more with the horizontal This position prevents dripping of grease and facilitates collecting the run off grease in a drip pan usually installed with the filter A strong exhaust fan tends to create a vacuum in the room and may interfere with burner performance or may extinguish pilot flames Makeup air ...

Page 9: ...er is in operation FAILURE OR MALFUNCTION OF THIS APPLIANCE DUE TO POOR WATER QUALITY IS NOT COVERED UNDER WARRANTY SEE WATER QUALITY STATEMENT PAGE 4 AND 5 DRAIN CONNECTION The steamer drain 2 IPS should be piped to a floor drain near the steamer There should be no solid drain connection an open gap between the steamer and the floor drain is required GAS CONNECTION 1 The data plate on the cabinet...

Page 10: ...company for correct supply line sizes Purge the supply line to clean out any dust dirt or foreign matter before connecting the line to the unit CAUTION The pipe thread compound used when installing pipes must be a type that is resistant to the action of liquified petroleum or propane gases Codes require that a gas shut off valve be installed in the gas line prior to the steamer Make sure the pipes...

Page 11: ...ONNECTIONS WARNING Electrical and grounding connections must comply with the applicable portions of the National Electrical Code and or other local codes 120 VAC 60 Hz Single Phase Make electrical connection to terminal block in rear of unit A separate 15 amp supply is needed for each unit Refer to the electrical diagram located inside cabinet on door ...

Page 12: ...source For CSD 1 equipped boilers see section 4 0 for Operation Instructions for CSD 1 Equipped Boiler BOILER CONTROLS Inside Cabinet Main Power Switch ON fills the boiler tank and turns the boiler controls on You should allow 20 minutes to fill the tank and generate steam OFF shuts off the boiler controls and opens the automatic blowdown valve emptying the boiler tank and releasing water and stea...

Page 13: ...vel will be reached in about three minutes Observe water gauge glass to verify The dial on the combination gas control valve has three positions ON PILOT OFF for manual gas control of main burners and pilot Turn DIAL to PILOT Depress dial and light burner located on centre main burner of boiler Maintain dial in depressed position for about 30 seconds and release Observe that the pilot burner flame...

Page 14: ...s control of main burners and pilot burner Turn the dial on the gas combination valve to PILOT depress the dial and light the pilot burner on the centre burner Maintain the dial in depressed position for about 30 seconds and release Observe the pilot flame stays ON Turn dial to ON If at any time the flame should become extinguished a five 5 minute purging is required before relighting is attempted...

Page 15: ... the burners go off 2 Open the manual blowdown valve if so equipped If the appliance is equipped with an automatic blowdown solenoid valve the boiler s contents water and steam will be blown out and exhausted through the appliance drain The cold water solenoid valve will be activated Complete Shutdown Procedure If the appliance is not intended to be operational for a lengthy period then shut it do...

Page 16: ...ic Blowdown Valve If the unit has an automatic blowdown valve it is activated by the main power switch The boiler will be drained should the main power switch be turned OFF SAFETY LOCKOUT CONDITIONS High Temperature Condition A high temperature safety device is installed on the boiler Should the temperature exceed the limit of this device the boiler will be shut down and put in a state of lockout ...

Page 17: ...od to be cooked into compartment and shut door 5 Set timer to cooking time desired Cooking cycle may be interrupted at any time by opening door and resumed again by closing door 6 When buzzer sounds it indicates the end of the cooking cycle and that no more steam is entering the compartment Cooking pilot light will go off and ready pilot light will come on Buzzer must be shut off by turning the ti...

Page 18: ...OFF position and leave doors slightly open b At the end of the day the steam supply must be shut off Details are on boiler instruction plate or previous section of this manual WARNING Never spray water into electric controls NOTICE Contact the factory the factory representative or a local service company to perform maintenance and repairs should the appliance malfunction Refer to warranty terms ...

Page 19: ...ol to malfunction resulting in serious boiler damage The Boiler Water Level Control installed on your boiler requires periodic maintenance As boiler water circulates into the float chamber sand scale and other sediment may be deposited in the float chamber While the chamber has been designed with a large accumulation bowl it is necessary to flush the sediment from the chamber by blowing down the c...

Page 20: ...en the valve Opening the blowdown valve also checks the cut off operation Float should drop shutting burners off hot water and steam will flow out the drain flushing away sediment CAUTION If burner does not shut off during blowdown immediately discontinue use of appliance and call for service Continue draining water for about fifteen 15 seconds from control until water is clean Manually close valv...

Page 21: ...uthorized service person clean and adjust the unit for maximum performance BOILER DESCALING INSTRUCTIONS It is recommended that the boiler should be checked every 90 to 120 days for scale build up Regular maintenance should be carried out at this time If the boiler has been descaled a new Anode should be installed in the boiler to help extend its life 1 With boiler empty close manual blowdown valv...

Page 22: ... the blowdown and low water level control valves for complete drainage and then close both valves Appliance equipped with automatic blowdown turn OFF power switch and open low water control valve This will allow complete drainage Once drained close water level control valve 8 Turn appliance switch ON When boiler is completely filled turn power switch OFF This will rinse and drain boiler Appliance ...

Page 23: ...w pressure to build until unit shuts off This should occur at 15 psi Set the high signal to switch at 14 5 psi on the gauge and the low signal to 13 0 psi 2 OVERRIDE PRESSURE SWITCHES Allow pressure to increase to 13 psi Set the high signal to switch at 13 psi on the gauge and the low signal to 11 psi 3 OPERATING PRESSURE SWITCHES Set the high signal to switch at 11 psi on the gauge and the low si...

Page 24: ... pressure switches have been calibrated Should your unit not have the High Limit pressure switch start procedure at Override pressure switch SERVICE Contact your local authorized service office for any repairs or adjustments needed on this equipment NOTICE Contact the factory the factory representative or local service company to perform maintenance and repairs ...

Page 25: ... defective unable to operate fill valve 4 Check drain valve is closed Also check that water level control valve is closed 5 Supply water pressure too low AUTOMATIC BLOWDOWN VALVE DOES NOT DRAIN 1 Defective blowdown valve 2 Heat exchanger build up of scalant clogging drain lines and valve BOILER ACHIEVES PRESSURE SLOWER THAN NORMAL 1 Heavy build up of lime or scalant hampering heat transfer Call fo...

Page 26: ...NERS DO NOT COME ON 1 Gas supply to unit is OFF 2 Manual shut off valve is OFF 3 Pilot is out 4 Power supply is OFF 5 Water level has not been reached Check water supply and water level control 6 Pilot may require flame adjustment on option electronic ignition units 7 If water at proper level check relay which energizes pressure switch and gas valve 8 Pressure switch may need to be replaced if rel...

Page 27: ...is in OFF position 2 Loose or dirty wire connection to ignition module clean or tighten 3 Ignition cable shorting out Check that it is not in contact with metal or damaged 4 Defective ignition module 5 Unit is 100 lock out Turn off and try in five minutes 6 Dirty flame sensor Clean with emery cloth 7 Pilot burner ignitor sensor cracked ceramic insulator Have replaced 8 Check for too much draft in ...

Page 28: ...S PRODUCT TIMER SETTING IN MINUTES WEIGHT PER PAN Eggs Scrambled 10 12 8 Dozen Rice Long Grain Cover with 4 cups water lb 25 2 Lb Pasta Place perforated pan inside solid pan cover pasta with cold water Spaghetti Regular Vermicelli Macaroni Shells Elbows Noodles Wide Lasagna Noodles 12 15 15 18 12 15 15 18 Frozen Casseroles Lasagna 35 Full Pan Meat Loaf 3 5 Lb Each 40 15 Lb Beef Ground Chuck Sliced...

Page 29: ... Lobster Live 10 12 6 5 10 Lb 4 Per Pan Salmon Fillets Frozen 8 oz Each 5 7 Lb Scallops Fresh 4 3 Lb Scrod Fillets Fresh 3 5 4 Lb Eggs Hard Cooked Soft Cooked Soft Yolk for Caesar Salad 15 9 10 6 8 4 Dozen 4 Dozen 4 Dozen Chicken Breasts Legs Thighs 20 15 Lb Turkey Frozen Breasts 2 Cut Lengthwise 90 55 6 7 Lb Each 20 25 Lb Corned Beef 40 75 6 8 Lb Hot Dogs or Wieners 3 80 100 Count Asparagus Spear...

Page 30: ...rozen Sliced Fresh 8 7 8 11 7 Lb 4 Lb 9 Lb Cauliflower Flowerettes Frozen Fresh 6 7 8 4 Lb 5 Lb Celery 1 Diagonal Cut 7 5 Lb Corn Yellow Whole Kernel Frozen Cobbettes Frozen Corn On Cob Fresh 5 8 16 18 10 12 16 18 5 Lb 27 Ears 80 Ears 18 Ears 54 Ears Peas Green 6 5 Lb Potatoes Whole Russet 55 10 Lb Spinach Chopped Frozen Defrosted Fresh Cut 17 5 3 6 Lb 6 Lb 2 Lb Squash Acorn Halves 25 10 Halves Zu...

Page 31: ...llow food to protrude above pans since this will interfere with steam circulation between pans in the compartment Always preheat compartments for satisfactory results When time does not allow for defrosting of frozen vegetables such as loose pack peas corn diced carrots etc they may be cooked at once provided just half of the suggested portions in the cooking chart are used ...