Raypak 155C installation instructions Ansi/Nfpa, Wiring Diagram KEY

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For 120 V input power to the unit, connect the black wire to the “L1” or hot leg of the power supply. Connect the white wire to the “L2” or neutral leg of the power supply. Attach the wire nut to the red wire. There should be no

connection to the red wire for 120V operation.

Fig. #9240

For 240 V input power to the unit, connect the black wire to the “L1” or hot leg of the power supply. Connect the red wire to the “L2” or second hot leg of the power supply. Attach the wire nut to the white wire. There should be no connection to the white wire for 240V operation.

Fig. # 9241

Heater must be electrically grounded and bonded in accordance with local codes, or, in the absence of local codes, with the latest edition of the National Electrical code,

ANSI/NFPA 70.

NOTE: Input power to the heater (120/240V) should be supplied from the load (Pump) side of time clock or switch. Connecting heater to continuous power source will allow "Fail" indications (service and pressure switch) when pump is not operating.

WIRING DIAGRAM KEY

Fig. # 8096.0

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Contents Versa What to do if YOU Smell GASContents Part TWO INSTALLATION/SERVICE InstructionsBurners START-UP ProceduresBefore START-UP WaterMillivolt System Electronic Ignition Systems Operating InstructionsIID Water Pressure Switch After START-UPVisual Inspection Pool & SPA Water Chemistry Maintenance and Care ProceduresBasic Tips if Heater will not Fire Automatic Chlorinators and Chemical FeedersPressure Switch Compression Fitting Return Header Cold Weather OperationWinterizing the Pool & SPA Heater General Specifications Installation InstructionsReceiving Equipment Clearances High Wind Conditions Outdoor Units only Indoor Heaters Combustion AIR Indoor Units onlyVenting Connections Z223.1 Vent PipingGAS Supply Connections Pipe Sizing for GAS ConnectionsPlumbing for Water Connections Location Companion Flange ConnectionsUnitherm Governor Operation Auxiliary Bypass Valve AdjustmentPressure Relief Valve Installation Internal Automatic BY-PASS ValveElectronic Intermittent Ignition Device System IID Electrical WiringMillivolt System Honeywell Intermittent Ignition DeviceWiring Diagram KEY ANSI/NFPAWiring Diagram Millivolt Units Fig. #2182eWiring Diagram 152148 Model 155 IID General Location of Controls Controls / Adjustments / ReplacementsTemperature Controls View of Heater from Front View of Heater from BackPressure Switch Flame ROLL-OUT Safety SwitchHigh Limits GAS Valve Removal Pilot Removal and CleaningBurner Drawer Removal Main Burner and Orifice RemovalControl Immersion Well Replacement Unitherm Governor U.G. ReplacementHeat Exchanger Removal Combustion Chamber Removal Tube Replacement ProcedureDesooting Procedure Refractory Panels TOP ViewTrouble Shooting Guide Electrical Millivolt Troubleshooting Honeywell S8600 Electrical Electronic Ignition IIDHigh Voltage Electrical Solid State Thermostat IID Voltage Between 21.5-28.5 Voltage Outside Range 21.5-28.5Replacement Parts List RAYPAK, INCPage Page Page Warranty Exclusion

155C specifications

The Raypak 155C is a versatile and efficient heater designed for both residential and commercial applications. Renowned for its robust construction and reliable performance, this unit is an excellent choice for pool and spa heating as well as for providing comfortable ambient temperatures in enclosed or outdoor spaces.

One of the standout features of the Raypak 155C is its innovative copper heat exchanger, which is designed for maximum heat transfer efficiency. This technology allows for rapid heating capabilities, ensuring that water reaches the desired temperature quickly and effectively. The heat exchanger is also resistant to corrosion, thanks to its durable design, prolonging the unit's life and maintaining performance over time.

Designed with user convenience in mind, the Raypak 155C features an intuitive digital control system. This user-friendly interface allows for easy temperature adjustments and monitoring, giving users precise control over their heating requirements. An integrated diagnostic system is also included, providing real-time feedback on the heater's performance and alerting users to any potential issues, which helps in proactive maintenance.

Incorporating advanced safety features, the Raypak 155C includes a high limit switch and a water flow switch, ensuring safe operation at all times. These safety mechanisms prevent overheating and dry firing, protecting both the heater and the connected plumbing system.

The Raypak 155C is engineered for energy efficiency, meeting and exceeding industry standards. With a compact design, it ensures easy installation and integration into existing setups, making it a favorable choice for various applications. Its quiet operation adds to user comfort, allowing it to be installed in residential settings without causing disturbances.

With a heating capacity of 155,000 BTU, the Raypak 155C is capable of effectively heating larger pools and spas, making it ideal for homes with extensive water features. The heater is designed to run on natural gas or propane, providing flexibility based on user preferences and availability.

Overall, the Raypak 155C combines state-of-the-art technology with practical features, making it one of the top choices for those looking to enhance their pool experience or improve comfort levels in their outdoor areas. Its reliability, efficiency, and user-friendly features make it a valuable investment for any property.