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Middleby Crown GLT-20 Installation & Operation Manual

Gas fired steam tilting kettles
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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 Fired
Kettles
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 10070R4

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Summary of Contents for Middleby Crown GLT-20

  • 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...

  • Page 2: Important Notes For Installation And Operation

    INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 IMPORTANT NOTES FOR INSTALLATION AND OPERATION This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.

  • Page 3: Table Of Contents

    INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 TABLE OF CONTENTS DESCRIPTION PAGE Important Notes For Installation and Operation ........2 1.0 Service Connections .

  • Page 4: Service Connections

    INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 1.0 SERVICE CONNECTIONS Part No. 10070R4 2018-07-03...

  • Page 5: Installation

    INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 2.0 INSTALLATION INSTALLATION CODES AND STANDARDS Installation must conform with local codes, or in the 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.
  • Page 6 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 2.0 INSTALLATION (Continued) side of the unit, as combustion air enters through this area. Information on the construction and installation of ventilating hoods may be obtained from the standard for “Vapor Removal from Cooking Equipment”, NFPA No.
  • Page 7 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 2.0 INSTALLATION (Continued) GAS CONNECTION The serial plate on the lower right side of the unit indicates the type of gas your unit is equipped to burn. Do NOT connect to any other gas type. A 3/4"...
  • Page 8 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 2.0 INSTALLATION (Continued) WATER CONNECTION On units equipped with an optional water fill valve connect a water line (minimum 1/4") to the valve with a 1/4" NPT female fitting. Units with dual (hot and cold) valves must have the hot water line connected to side with the hot water valve (red) and cold water line to the cold water valve (blue).
  • Page 9 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 2.0 INSTALLATION (Continued) PERFORMANCE CHECK The following items should be checked before or within the first 30 days of operation by a qualified service technician. Verify correct gas type against rating plate on unit. Verify correct voltage, cycle and phase against rating plate on unit.

  • Page 10: Operation

    INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 3.0 OPERATION Contact the factory, the factory representative or a local service company to perform maintenance and repairs should the appliance malfunction. CAUTION: If you smell gas during the lighting procedure, immediately shut off the gas supply until the leak has been corrected.
  • Page 11 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 3.0 OPERATION (Continued) A. Lighting (Continued) If after 36 seconds the burner fails to ignite or the “ignition light goes out, the system goes into Safety Lockout. De-energize the system by setting the thermostat to “OFF” for five minutes and try again.
  • Page 12 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 3.0 OPERATION (Continued) FRONT PANEL CONTROLS POWER SWITCH This switch turns the main power to the unit on and off. It must be turned on to heat the kettle. It should be turned off when the kettle will not be in use for long periods.
  • Page 13 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 3.0 OPERATION (Continued) THERMOSTAT The thermostat selects the desired internal kettle operating temperature. The thermostat must be set at a desired setting in order for the burner to ignite. For Reference: DIAL SETTING...
  • Page 14 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 3.0 OPERATION (Continued) PRESSURE RELIEF VALVE The pressure relief valve is a safety device which prevents the internal kettle pressure from exceeding 50 psi. It should never be tampered with. DAILY OPERATION Daily operation should consist of turning on the power switch and setting thermostat for the desired temperature.
  • Page 15 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 3.0 OPERATION (Continued) GAS SAVING TIPS Use these reminders to help develop energy-saving procedures and habits. Using less natural or propane gas saves energy as well as money. 1.

  • Page 16: Cleaning Instructions

    INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 4.0 CLEANING INSTRUCTIONS WARNING: Disconnect the power supply to the appliance before cleaning or servicing. WARNING: Never spray water into electric controls or components! CAUTION: The equipment and its parts are hot. Use care when operating, cleaning and servicing.
  • Page 17 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 4.0 CLEANING INSTRUCTIONS (Continued) DRAW-OFF VALVE CLEANING 1. If equipped with a tangent draw-off valve, turn the large hex nut on the draw-off valve counterclockwise until it is completely disengaged from the threads. Grasp the valve knob and slowly pull out the valve stem and disk.
  • Page 18 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 4.0 CLEANING INSTRUCTIONS (Continued) NOTICE: Draw-off valve has a vulcanized rubber coated stem for better sealing. Do not over tighten. This may cause the rubber to pull away from stem and permanently damage it.
  • Page 19 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 4.0 CLEANING INSTRUCTIONS (Continued) Soil and burn deposits which do not respond to the above procedure can usually be removed by rubbing the surface with SCOTCH-BRITE™ scouring pads or STAINLESS scouring pads. DO NOT USE ORDINARY STEEL WOOL as any particles left on the surface will rust and further spoil the appearance of the finish.

  • Page 20: Maintenance

    INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 5.0 MAINTENANCE Contact the factory, the factory representative or a local service company to perform maintenance and repairs. WARNING: Disconnect the power supply to the appliance before cleaning or servicing. Daily: 1.

  • Page 21: Service

    INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 6.0 SERVICE GENERAL When any difficulty arises always check that the unit has been connected to the gas supply type and voltage for which it was supplied. This can be done by examining the serial plate on the lower right side of the unit.
  • Page 22 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 6.0 SERVICE (Continued) THERMOSTAT (Continued) 1. With kettle cold, the pressure on the pressure gauge should read in the green vacuum zone (25 to 30 inches Hg vacuum). If not, see ‘Re-establishing Vacuum” section. 2.
  • Page 23 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 6.0 SERVICE (Continued) TO ADJUST PRESSURE SWITCH: 1. To obtain access to the pressure switch, the front panel must be removed. Remove the screws on bottom of the panel. Be sure to support the panel to avoid excessive strain on the wiring.
  • Page 24 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 6.0 SERVICE (Continued) ADDING WATER (Low water light comes on.) It may be necessary to replenish water in the jacket when the low water indicator comes on. Do so as follows: 1.
  • Page 25 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 6.0 SERVICE (Continued) RE-ESTABLISHING VACUUM Periodically check pressure gauge when kettle is cold. Reading should be in green vacuum zone (below 0 psi). Otherwise air is present and proper heating will not occur. Use the following procedure to remove air and re-establish vacuum: With the kettle empty, turn the thermostat knob to the highest temperature.

  • Page 26: Troubleshooting

    INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 7.0 TROUBLESHOOTING PROBLEM LOOK FOR Motor will not run. No current. Check that power is being supplied to the unit. Defective thermostat or pressure switch. Defective motor. Motor overload out. Blown fuse.
  • Page 27 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 7.0 TROUBLESHOOTING (Continued) PROBLEM LOOK FOR Short flame. Wrong size orifice. (See table on page 21). Low gas pressure. Air shutter adjustment. Main manual valve partially closed. Long hazy flame. Wrong size orifice.

  • Page 28: Appendix A, Material Safety Data Sheet

    INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 MATERIAL SAFETY DATA SHEET PREPARATION INFORMATION: Prepared for use in Canada by: E H & S Product Regulatory Management Department DOW CHEMICAL CANADA INC. P.O. Box 1012 Sarnia, Ontario, N7T 7K7 (800) 331-6451 1.
  • Page 29 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 MATERIAL SAFETY DATA SHEET Product: DOWFROST* HD HEAT TRANSFER FLUID, DYED Product Code: 04632 Effective Date: 02/20/01, Date Printed: 07/10/02, MSD: 002239 3. HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Clear yellow liquid. Odourless. Avoid temperatures above 450 F, 232 C. POTENTIAL HEALTH EFFECTS (See Section 11 for toxicological data.) EYE: May cause slight transient (temporary) eye irritation.
  • Page 30 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 MATERIAL SAFETY DATA SHEET Product: DOWFROST* HD HEAT TRANSFER FLUID, DYED Product Code: 04632 Effective Date: 02/20/01, Date Printed: 07/10/02, MSD: 002239 4. FIRST AID EYES: Flush eyes with plenty of water. SKIN: Wash off in flowing water or shower.
  • Page 31 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 MATERIAL SAFETY DATA SHEET Product: DOWFROST* HD HEAT TRANSFER FLUID, DYED Product Code: 04632 Effective Date: 02/20/01, Date Printed: 07/10/02, MSD: 002239 HAZARDOUS COMBUSTION PRODUCTS: During a fire, smoke may contain the original material in addition to unidentified toxic and/or irritating compounds.
  • Page 32 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 MATERIAL SAFETY DATA SHEET Product: DOWFROST* HD HEAT TRANSFER FLUID, DYED Product Code: 04632 Effective Date: 02/20/01, Date Printed: 07/10/02, MSD: 002239 6. ACCIDENTAL RELEASE MEASURES (See Section 15 for Regulatory Information) PROTECT PEOPLE: Use appropriate safety equipment.
  • Page 33 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 MATERIAL SAFETY DATA SHEET Product: DOWFROST* HD HEAT TRANSFER FLUID, DYED Product Code: 04632 Effective Date: 02/20/01, Date Printed: 07/10/02, MSD: 002239 EXPOSURE GUIDELINES: Propylene glycol: AIHA WEEL is 50 ppm total, 10 mg/m3 aerosol only.
  • Page 34 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 MATERIAL SAFETY DATA SHEET Product: DOWFROST* HD HEAT TRANSFER FLUID, DYED Product Code: 04632 Effective Date: 02/20/01, Date Printed: 07/10/02, MSD: 002239 SKIN: The LD50 for skin absorption in rabbits is >10,000 mg/kg. INGESTION: The oral LD50 for rats is 20,000 - 34,000 mg/kg.
  • Page 35 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 MATERIAL SAFETY DATA SHEET Product: DOWFROST* HD HEAT TRANSFER FLUID, DYED Product Code: 04632 Effective Date: 02/20/01, Date Printed: 07/10/02, MSD: 002239 FOR UNUSED AND UNCONTAMINATED PRODUCT, the preferred options include sending to a licensed, permitted: recycler, reclaimer, incinerator or other thermal destruction device.
  • Page 36 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 MATERIAL SAFETY DATA SHEET Product: DOWFROST* HD HEAT TRANSFER FLUID, DYED Product Code: 04632 Effective Date: 02/20/01, Date Printed: 07/10/02, MSD: 002239 U.S. REGULATIONS SARA 313 INFORMATION: To the best of our knowledge, this product contains no chemical subject to SARA Title III Section 313 supplier notification requirements.
  • Page 37 INSTALLATION AND OPERATION MANUAL, GAS TILTING KETTLES, MODELS GLT-20, GLT-30, GLT-40, GLT-60 MATERIAL SAFETY DATA SHEET Product: DOWFROST* HD HEAT TRANSFER FLUID, DYED Product Code: 04632 Effective Date: 02/20/01, Date Printed: 07/10/02, MSD: 002239 CANADIAN REGULATIONS WHMIS INFORMATION: The Canadian Workplace Hazardous Materials Information System (WHMIS) Classification for this product is: This product is not a “Controlled Product”...

This manual is also suitable for:

Crown glt-40Crown glt-30Crown glt-60

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