INSTALLATIONInstallation CodesThe installation must conform with these instructionsand the latest editions of the National Fuel Gas CodeANSI Z223.1, the National Electric Code ANSI/NFPA70 and local codes. In Canada installations must con-form with the current CAN/CSA B149 and theCanadian Electrical Code CSA C22.1 C.E.C. Part 1(C22.1). All boiler installations must conform to ASMEboiler code. Hot water pipes must be installed withminimum clearances to combustible material asrequired by code.6RECEIVING EQUIPMENTOn receipt of the equipment, visually check for exter-nal damage to the carton or the shipping crate. If eitheris damaged, make a note on the Bill of Lading andreport the damage to the Carrier immediately. Removethe boiler from the carton or the shipping crate.On occasion, items are shipped loose. Be sure thatyou receive the number of packages indicated on theBill of Lading.When ordering parts, you must specify the Model andSerial Number of the boiler. When ordering under war-ranty conditions, you must also specify the date ofinstallation.Raypak recommends that this manual be reviewedthoroughly before installing your Raypak boiler. If thereare any questions which this manual does not answer,please contact the factory or your local Raypak repre-sentative.Claims for shortages and damages must be filed withcarrier by consignee. Permission to return goods mustbe factory authorized and are subject to a stockingcharge.Purchased parts are subject to replacement onlyunder the manufacturer's warranty. Debits for defec-tive replacement parts will not be accepted and will bereplaced in kind only per our standard warranties.CERTIFICATIONSThe Raypak hydronic boilers are design certified andtested under the latest requirements of the AmericanNational Standard, ANSI Z21.13. Each boiler has beenconstructed and pressure tested in accordance withthe requirements of Section IV of the American Societyof Mechanical Engineers Code, and factory fire tested.All models are National Board approved. Temperatureand pressure gauge is standard. Model 0133 has a 4-pass heat exchanger, 1 tube per pass. Models0181-1826 have 2-pass heat exchangers, 5 tubes firstpass, 4 tubes second pass. Models 2100-4001 have2-pass heat exchangers, 9 tubes per pass. Models926-4001 have optional single-pass heat exchangerswith cast iron headers only.All units are CSA-certified for low-lead content(<.25%).BOILER TYPESType H1 - MechanicalModulating, Models 133-1826Central heating boiler with 150°-210°F mechanicalmodulating gas valve(s). The number of valves varieswith the model size.Type H2 - MotorizedModulating, Models 514-4001Central heating boiler with a motorized modulating gasvalve. Modulating controller optional.Type H3 - 2-Stage Controls,Models 181-4001Central heating boiler with single 2-stage gas valveand optional 2-stage controller.Type H4 - On-Off Controls,Models 181-4001Central heating boiler with on-off firing.Type H5 - MechanicalModulating, Models 181-1826Central heating boiler with 110°-170°F mechanicalmodulating gas valve(s).Type H9 - 4-Stage, Models 514-4001Central heating boiler with 4-stage firing. Controlleroptional.