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KLT-G Series
GAS FIRED TRI-LEG TILTING KETTLE
INSTALLATION – OPERATION – MAINTENANCE
BLODGETT OVEN COMPANY
IMPORTANT NOTES FOR INSTALLATION AND OPERATION
www.blodgett.com
44 Lakeside Avenue, Burlington, Vermont 05401 USA Telephone (800) 331-5842, (802) 860-3700 Fax: (802) 864-0183
1
S00052 Rev A (5/04)
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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. Obey all safety messages that follow this symbol to avoid possible injury or death. FOR YOUR SAFETY: Do not store or use gasoline or other flammable vapors or liquids in the vicinity of this or any other appliance. WARNING: Improper installation, operation, adjustment, alteration, service or maint
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TABLE OF CONTENTS DESCRIPTION PAGE Important Notes For Installation and Operation 2 1.0 Service Connections 4 2.0 Installation 5 3.0 Operation 10 4.0 Cleaning Instructions 16 5.0 Maintenance 20 6.0 Service 21 7.0 Troubleshooting 26 Appendix A, Material Safety Data Sheet 29 3
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1.0 SERVICE CONNECTIONS Supply gas through 3/4" pipe . A gas shut-off valve must be installed in supply piping convenient and adjacent to appliance. Unless other wise specified, Field Wire Electrical Connection to be 120 Volts, 60 Hertz single phase with grounding wire. COLD WATER: 3/8"(10mm) tubing to faucet (OPTIONAL) HOT WATER: 3/8"(10mm) tubing to faucet (OPTIONAL) MODEL GAS SUPPLY BTU/HR. kW/HR. SUPPLY PIPE PRESSURE (W.C.) 80,000 KLT-20G 23.4 Propane Natural 100,000 KLT-40G 29.3 11"-14" (27
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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. 1. The appliance and its individual shut off valve must be disconnected from the gas supply piping system during any pressure testing of that system at pressures in excess of ½ psi (3.5 kPa). . 2. The appliance must be isolated from the gas
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INSTALLATION (Continued) All units must be installed in such a manner that the flow of combustion and ventilation air are not obstructed. Provisions for an adequate air supply must also be provided. Do not obstruct 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. 96 (latest edition), available from the National Fire Protectio
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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" NPT line is provided at the rear for the connection. Each unit is equipped with an internal pressure regulator which is set for 3.5" W.C. manifold pressure for natural gas and 4.0" W.C. for propane gas. Use 1/8" pipe tap on the downstream side of the combination valve for checking pressure. An ad
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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). Plastic or rubber hose is not recommended, as it may melt against the hot kettle side. ELECTRICAL CONNECTION WARNING: Do not connect the kettle to th
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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. 1. Verify correct gas type against rating plate on unit. 2. Verify correct voltage, cycle and phase against rating plate on unit. 3. Gas pressure. 4. Internal gas connections. 5. Internal electrical connections. 6. Burners - adjustment and ignition. 7. Thermostat - cycle for operation check. 8. Gas supply valve - check for opera
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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. WARNING: In the event of main burner ignition failure, a 5 minute purge period must be observed prior to re-establishing ignition source. WARNING: In the event you smell gas, shut down equipment at the main shu
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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. 1. Set the thermostat to desired temperature setting. When temperature setting has been reached, the “IGNITION” pilot will go off, turning off the burner. The unit will then cycle on and off to maintain set temperature. NOTE: When the k
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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. (GREEN) IGNITION LIGHT This light is on whenever the main burner gas is on. (RED) COOKING LIGHT This light is on when the thermostat is calling for heat. (AMBER) LOW WATER LIGHT All kettles are supplied with sufficient distilled water in pressurized jacket. If a
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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 EC EF 115 60 227 81 3 40 104 4 53 127 5 67 153 6 81 178 7 95 203 8 108 226 9 122 252 10 135 275 PRESSURE GAUGE The pressure gauge indicates the internal operating pressure of the kettle. When cold, the gauge should point to the green vacuum zone. If it does not, refer to “R
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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. It is recommended the kettle be preheated prior to use. Milk or egg based products should be placed in the kettle before heating however, to prevent sticking. The kettle is
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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. Turn off when not in use. 2. Limit preheat times. 3. Use lid when possible. 4. Maintain equipment. 15
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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. CAUTION: Do not use cleaning agents that are corrosive. Your kettle should be cleaned immediately after each use or when cooking a different product. Before cleaning, check that the kettle has cooled enough to touch it. 1. R
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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. Do not allow the disk to come in contact with hard surfaces as it can be damaged and cause valve leakage. Wash the valve stem, disk and handle. Insert a nylon brush, wet with detergent and water, into the va
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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. This is not covered under warranty. WHAT TO DO IF SURFACE RUST APPEARS Metal utensils should never be used as they will scratch the surface of the equipment and rust may begin to form. To remove surface accumulation of rust from the inadvertent use of such utensils, the following
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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. NEVER USE A WIRE BRUSH, STEEL SCOURING PADS (EXCEPT STAINLESS), SCRAPER, FILE OR OTHER STEEL TOOLS. Surfaces which are marred collect dirt more rapidly and be
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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. Wash exposed cleanable areas. Monthly: 1. Blower wheel inlet and motor air vent should be cleansed if an accumulation of dust or lint is obvious. Twice a Year: (minimum) 1. Have an authorized service person clean and adjust the unit for maximum performance. 2. The unit ventin
