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IMPORTANT FOR FUTURE REFERENCE
Please complete this information and retain this
manual for the life of the equipment:
Model #: ___________________________
Serial #: ___________________________
Date Purchased: ____________________
INSTALLATION & OPERATION
MANUAL
Gas Cabinet Base Convection Steamers
GCX-2 GCX-10
WARNING
Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury or death. Read
the installation, operating and maintenance instructions thoroughly before installing or servicing this equipment.
CROWN FOOD SERVICE EQUIPMENT
y
A Middleby Compan
70 Oakdale Road, Downsview (Toronto) Ontario, Canada, M3N 1V9
Telephone: 919-762-1000
www.crownsteamgroup.com
Printed in Canada
MANUAL 10056R3
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Table of Contents
Related Manuals for Middleby Crown GCX-10
Summary of Contents for Middleby Crown GCX-10
- Page 1 Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury or death. Read the installation, operating and maintenance instructions thoroughly before installing or servicing this equipment. CROWN FOOD SERVICE EQUIPMENT A Middleby Compan 70 Oakdale Road, Downsview (Toronto) Ontario, Canada, M3N 1V9 Telephone: 919-762-1000 www.crownsteamgroup.com...
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Page 2: Important Notes For Installation And Operation
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 IMPORTANT NOTES FOR INSTALLATION AND OPERATION It is recommended that this manual be read thoroughly and that all instructions be followed carefully. This is the safety alert symbol. It is used to alert you to potential personal injury hazards. -
Page 3: Table Of Contents
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 TABLE OF CONTENTS DESCRIPTION PAGE Important Notes for Installation and Operation ........2 1.0 Installation Instructions . - Page 4 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 INTRODUCTION PART NUMBER 10056R3 2009-03-24...
- Page 5 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 DESCRIPTION Models GCX-2 and GCX-10, convection steamers mounted on cabinet base and a gas fired boiler rated at 140,000, 200,000, 250,000 or 300,000 BTU. GCX-2 steamer has a pan capacity of 6 (2½”) pans, GCX10 cooker has a pan capacity of 10 (2½”) pans.
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Page 6: Installation Instructions
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 GENERAL The gas boiler is designed to ASME Code and approved as a steam heating boiler restricted to operation at pressure not to exceed 15 psi. The gas boiler may be in a 24" cabinet base rated at 140,000 or 200,000 BTU, 36"... - Page 7 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 1.0 INSTALLATION INSTRUCTIONS (Continued) LEVELLING AND ANCHORING THE APPLIANCE 1. Place appliance in the installation position. 2. Place a carpenter’s level on top of the appliance and turn the adjustable feet to level side- to-side and front-to-back.
- Page 8 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 1.0 INSTALLATION INSTRUCTIONS (Continued) WIRING DIAGRAM FOR APPLIANCE IS LOCATED INSIDE CABINET DOOR. EXHAUST FANS AND CANOPIES: Canopies are set over ranges, ovens, kettles, etc., for ventilation purposes. It is recommended that a canopy extend 6"...
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Page 9: Service Connections
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 2.0 SERVICE CONNECTIONS NOTICE: If this equipment is being installed at over 2,000 feet altitude and was not so specified on order, contact service department. Failure to install with proper orifice sizing may void the warranty. - Page 10 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 2.0 SERVICE CONNECTIONS (Continued) GAS CONNECTION (Continued) An adequate gas supply is necessary. Undersized or low pressure lines will restrict the volume of gas required for satisfactory performance. A steady supply pressure, between 7" W.C. and 14"...
- Page 11 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 2.0 SERVICE CONNECTIONS (Continued) ELECTRICAL CONNECTIONS 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.
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Page 12: Operation Instructions
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 3.0 OPERATION INSTRUCTIONS WARNING: Do not force the gas control knob. Use only your hand to turn the gas control knob. Never use any tool. If the gas control knob will not operate by hand the gas control should be replaced by a qualified service technician. - Page 13 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 BOILER CONTROLS (Inside Cabinet) (Continued) Water Level Control - While ON, briefly open the water level control daily to remove any sediment that might accumulate. Safety Valve - This valve will release (pop off) if the boiler has too much pressure. Once a week, this valve should be tripped during operation to make sure it functions properly.
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Page 14: Operation Instructions For Boilers With Csd-1 Controls
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 4.0 OPERATION INSTRUCTIONS FOR BOILERS WITH CSD-1 CONTROLS WARNING: In the event of main burner ignition failure, a 5 minute purge period must be observed prior to re-establishing ignition source. INITIAL START-UP PROCEDURE Open the manual gas shut-off supply valve. - Page 15 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 4.0 OPERATION INSTRUCTION FOR BOILERS WITH CSD-1 CONTROLS (Continued) Daily Startup Procedure Close the manual blowdown valve, if so equipped. Examine that the pilot burner flame is burning. If the pilot burner is out, a five (5) minute period of complete gas supply shut off is required before relighting.
- Page 16 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 4.0 OPERATION INSTRUCTION FOR BOILERS WITH CSD-1 CONTROLS (Continued) Firing Cycle The gas valve is operated by pressure sensing devices. On the initial operation of the boiler, steam generation should reach 11 psi in approximately 15 minutes. At this point the “Operating Pressure”...
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Page 17: Operation Instructions, Cooker Section
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 5.0 OPERATION INSTRUCTIONS COOKER SECTION CAUTION: Live steam and accumulated hot water in the compartment may be released when the door is opened. Start-up procedures for your cooker must be completed once daily prior to operation (see instruction plate or previous section in this manual for boiler start up procedures). - Page 18 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 COOKER SECTION (Continued) SHUTDOWN To shut down cooking compartment, set timers to their OFF position and leave doors slightly open. 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.
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Page 19: Periodic Maintenance
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 6.0 PERIODIC MAINTENANCE WARNING: Disconnect the unit from the power supply before cleaning or servicing appliance. IMPORTANT INSTRUCTIONS Be sure to flush your boiler water level control daily. Failure to follow this procedure can cause the control to malfunction resulting in serious boiler damage. - Page 20 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 IMPORTANT INSTRUCTIONS (Continued) CAUTION: Protect yourself. When flushing control, hot water and steam will flow out of the drain. When flushing control, note water level in gauge glass, allow the boiler to fill if necessary, and also to come up to temperature.
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Page 21: Adjustments
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 CLEANING (Continued) Remove drain screens from inside compartment drains. Using a plastic bottle brush and mild detergent, clean inside the drain opening ensuring there is no food residue or blockage. Clean the drain screen and replace in its original position. Wash gasket sealing surface daily with mild detergent to remove harmful food acids. - Page 22 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 BOILER DESCALING INSTRUCTIONS (Continued) Open water supply to appliance allowing water to fill boiler to required level. Let appliance cycle, allow two hours for descaling and cleaning. DO NOT TURN STEAM ON TO THE COMPARTMENTS.
- Page 23 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 TO CALIBRATE PRESSURE SWITCHES NOTE: Pressure switches are factory set. Calibration is only required if pressure switches are replaced or if adjustment is required. Pressure switch range is from 1 to 15 psi. Adjust all settings to maximum on high signal adjustment screw on pressure switches.
- Page 24 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 TO CALIBRATE PRESSURE SWITCHES (Continued) Once completed, 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.
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Page 25: Troubleshooting
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 8.0 TROUBLESHOOTING DOOR LEAKS 1. Check for damage to door gasket. 2. Compartment drain opening or associated piping may be blocked. WATER ACCUMULATES IN THE COMPARTMENT 1. Compartment drain screen clogged. Remove and clean thoroughly and replace. WATER NOT BEING SUPPLIED TO BOILER 1. - Page 26 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 8.0 TROUBLESHOOTING (Continued) BURNERS PRODUCE CARBON DEPOSITS 1. Wrong size orifices. 2. Burner air not adjusted properly. 3. Wrong gas supply. 4. Incorrect pressure at supply. BURNERS DO NOT COME ON 1.
- Page 27 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 8.0 TROUBLESHOOTING (Continued) PILOT LIGHT DOES NOT IGNITE (ELECTRONIC IGNITION) 1. Gas control knob 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.
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Page 28: Cooking Chart
INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 9.0 COOKING CHART The following table lists suggested cooking times and weights. These times, which will vary depending on initial product temperature, size, shape, etc., are approximate and should be adjusted to suit your operation. - Page 29 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 PRODUCTS TO BE COOKED IN PERFORATED PANS PRODUCT TIMER SETTING WEIGHT PER IN MINUTES Clams Frozen 10 - 12 3 Dozen Fresh, Cherrystone 5 - 6 3 Dozen King Crab, Frozen Claws 2 ½...
- Page 30 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 PRODUCT TIMER SETTING WEIGHT PER IN MINUTES Broccoli Spears, Frozen 4 Lb Spears, Fresh 5 Lb Flowerettes, Frozen 5 Lb Brussel Sprouts, Frozen 5 Lb Cabbage, Fresh, 1/6 Cut 5 Lb Carrots Baby Whole, Frozen 7 Lb...
- Page 31 INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10 COOKING HINTS Where possible, spread food out evenly in pans. Do not allow food to protrude above pans, since this will interfere with steam circulation between pans in the compartment. Always preheat compartments for satisfactory results.
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