Assessments - 2, GPA: 4
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WHAT TO DO IF YOU SMELL GAS: • Do not try to light any appliance. • Do not touch any electrical switch. Do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fi re department. Installation and service must be performed by a qualified installer, service agency or the gas supplier. WARNING: Installation and service must be performed by a qualified installer, service agency or the gas supplier in accordance with all local and national codes. Failure to comply with this warning can result in a fire or explosion causing property damage, personal injury or loss of life! WARNING: It is the responsibility of the homeowner to keep the vent terminal clear of snow and ice. Failure to comply with this warning can result in excessive levels of carbon monoxide causing severe personal injury or death! INSTALLER: THESE INSTRUCTIONS MUST BE AFFIXED ADJACENT TO THE BOILER. CONSUMER: RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE PURPOSES. Note: For LP gas use conversion kit: GT82650-1 on GT-150 & 200, GT83017-1 on GT-400 WESTCAST, INC. 260 NORTH ELM STREET WESTFIELD, MA 01085 TEL. (413) 562-9631 FAX (413) 562-3799 Page 2 GT INSTALLATION AND OPERATION INSTRUCTIONS CONTENTS Before You Start ................................................. page 2 Boiler Ratings & Capacities ...............................page 2 Boiler Location ...................................................page 3 Clearances to Combustible Construction ..........page 3 Combustion Air ..................................................page 4 General Venting Guidelines ...............................page 4 Horizontal Direct Vent Systems .........................page 5 Vertical Direct Vent Systems ...............................page 9 Condensate Drain ............................................page 10 General Plumbing Guidelines ..........................page 11 Primary Loop Plumbing ...................................page 13 Multiple Boiler Primary Loop Plumbing ...........page 13 Secondary Loop Plumbing ..............................page 13 Gas Supply Piping ...........................................page 18 Electrical Wiring ............................................... page 19 Sentry 2100 Controller ....................................page 26 Boiler Set Up ...................................................page 29 Operating Instructions .....................................page 29 Boiler Checking & Adjusting ............................page 33 Gas Pressure Adjustment ................................page 33 Boiler Maintenance ..........................................page 34 Wall Hung Conversion .....................................page 35 Trouble Shooting .............................................page 36 Replacement Parts ..........................................page 41 BEFORE YOU START WARNING: This manual must be read and fully understood before installing, operation or servicing this boiler! Failure to follow these instructions could result in a fire or explosion causing extensive property damage, personal injury or death! These instructions cover the GT Series gas fired, direct vent, low pressure, hot water boiler. GT boilers have been design certified by CSA for use with natural and propane gas under the latest edition of ANSI-Z21.13/CSA 4.9, Gas-Fired Low Pressure Steam and Hot Water Boilers. Each unit has been constructed and hydrostatically tested for a maximum working pressure of 30 psi, 207 kPa, in accordance with Section IV of the ASME Boiler and Pressure Vessel Code. Each boiler has been equipped with a 30 psi, 207 kPa pressure relief valve. This manual covers the application, installation, operation and maintenance of a GT Series low pressure hot water boiler. To obtain the safe, dependable, efficient operation and long life for which this boiler was designed, these instructions must be read, understood and followed. Direct all questions to your Smith distributor or to the Customer Service Department, 260 North Elm Street, Westfield, MA 01085. Always include the model and serial numbers from the rating plate of the boiler in question. The owner should maintain a record of all service work performed with the date and a description of the work done. Include the name of the service organization for future reference. Where required by the authority having jurisdiction, the installation must conform to the Standard for Controls and Safety Devices for Automatically Fired Boilers, ANSI/ASME CSD-1. The installation must conform to the requirements of the authority having jurisdiction or, in the absence of such requirements, to the National Fuel Gas Code, ANSI Z223.1-latest revision. In Canada, the installation must be in accordance with the requirements of CSA B149.1 or B149.2 Installation Code for Gas Burning Appliances and Equipment. If installed in the Commonwealth of Massachusetts, you MUST FOLLOW the addit...