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Resumen del manual
Models sw 37-670 InstallatIon - operatIon - serVIce - MaIntenance - lIMIted warranty A DIVISION OF A. O. SMITH CORPORATION RENTON, WASHINGTON asMe place these InstructIons adjacent to BoIler and notIfy owner to keep for future reference. PRINTED 0110 316393-000 safe InstallatIon, use and serVIce safe InstallatIon, use and serVIce Your safety and the safety of others is extremely important in the installation, use, and servicing of this boiler. Many safety-related messages and instructions have been provided in this manual and on your own boiler to warn you and others of a potential injury hazard. Read and obey all safety messages and instructions throughout this manual. It is very important that the meaning of each safety message is understood by you and others who install, use, or service this boiler. 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. danGer danGer indicates an imminently hazardous situation which, if not avoided, will result in death or injury. warnInG warnInG indicates a potentially hazardous situation which, if not avoided, could result in death or injury. cautIon cautIon indicates a potentially hazardous situation which, if not avoided, could result in minor or moderate injury. cautIon cautIon used without the safety alert symbol indicates a potentially hazardous situation which, if not avoided, could result in property damage. all safety messages will generally tell you about the type of hazard, what can happen if you do not follow the safety message, and how to avoid the risk of injury. the california safe drinking water and toxic enforcement act requires the Governor of california to publish a list of substances known to the state of california to cause cancer, birth defects, or other reproductive harm, and requires businesses to warn of potential exposure to such substances. this product contains a chemical known to the state of california to cause cancer, birth defects, or other reproductive harm. this appliance can cause low level exposure to some of the substances listed. IMportant defInItIons • Qualified Installer or ServiceAgency: Installation and service of this boiler requires ability equivalent to that of a Qualified Agency (as defined by ANSI below) in the field involved. Installation skills such as plumbing and electrical supply are required in addition to electrical testing skills when performing service. • ANSI Z223.1 2006 Sec. 3.3.83: “Qualified Agency” - “Any individual, firm, corporation or company that either in person or through a representative is engaged in and is responsible for (a) the installation, testing or replacement of gas piping or (b) the connection, installation, testing, repair or servicing of appliances and equipment; that is experienced in such work; that is familiar with all precautions required; and that has complied with all the requirements of the authority having jurisdiction.” 2 General safety InforMatIon General safety InforMatIon precautIons hydroGen Gas (flaMMaBle) DO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN UNDER WATER. Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system which has been under water. If the unit is exposed to the following, do not operate boiler until all corrective steps have been made by a qualified service agency. 1. External fire. 2. Damage. 3. Firing without water. GroundInG InstructIons This boiler must be grounded in accordance with the National Electrical Code and/or local codes. These must be followed in all cases. Failure to ground this boiler properly may also cause erratic control system operation on ELECTRONIC CONTROL models. This boiler must be connected to a grounded metal, permanent wiring system, or an equipment grounding conductor must be run with the circuit conductors and connected to the equipment grounding terminal or lead on the boiler. Hydrogen gas can be produced in a hot water system served by this boiler that has not been used for a long period of time (generally two weeks or more). Hydrogen gas is extremely flammable. To reduce the risk of injury under these conditions, it is recommended that the hot water faucet be opened for several minutes at the kitchen sink before using any electrical appliance connected to the hot water system. If hydrogen is present there will probably be an unusual sound such as air escaping through the pipe as the water begins to flow. THERE SHOULD BE NO SMOKING OR OPEN FLAME NEAR THE FAUCET AT THE TIME IT IS OPEN. when servicing this unit, verify the power to the unit is turned off prior to opening the control cabinet door. 3 taBle of contents taBle of contents SAFE INSTALLATION, USE AND SERVICE...........................................................2 GENERAL SAFETY INFORMATION.......................................................................3...