Raypak 503-2003 manual Installation Operating Instructions

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CATALOG NO. 3400.53A

Effective: 8-1-06

Replaces: 6-15-06

INSTALLATION

AND OPERATING

INSTRUCTIONS

Models 503-2003

Types H & WH

FOR YOUR SAFETY

Do not store or use gasoline or other flammable vapors and liquids or other combustible materials in the vicinity of this or any other appliance. To do so may result in an explosion or fire.

WARNING

Improper installation, adjustment, alteration, service or maintenance can cause property damage, personal injury, exposure to hazardous materials* or loss of life. Review the information in this manual carefully. Installation and service must be performed by a qualified installer, service agency or the gas supplier.

* This unit contains materials that have been identified as carcinogenic, or possibly carcinogenic, to humans.

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 fire department.

This manual should be maintained in legible condition and kept adjacent to the heater or in a safe place for future reference.

P/N 241288 Rev 2

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Contents Installation Operating Instructions Page Table of Contents PAY Attention to These Terms Section a Before InstallationProduct Receipt Model IdentificationComponent Locations Installations at ElevationGeneral Information Water Gas Vent Size Model Conn InputSection B Hot Water Supply General SafetyWater Temp Time to Produce Serious Burn Time/Temperature Relationships in ScaldsInstallation Codes InstallationSection C Equipment BaseInstallations1 Canadian Installations2 Heater Min. Clearance Recommended From Combustible Service Outdoor InstallationsCombustion and Ventilation Air Indoor UnitsOptional Construction Air Filter InstallationsDirect Vent TruSeal Combustion AirWater Piping Canadian InstallationsGeneral Cold Water Operation Relief Valve Piping Hydrostatic TestCold Water Starts Cold Water Run Temperature & Pressure GaugeModel 20F∆T 30F∆T 40F∆T Min. Flow Max Flow Gpm ∆P ft ∆P ft GpmDomestic Hot Water Hydronic HeatingPool Heating Potable Water and Space HeatingWinterizing Your Heater Automatic Chlorinators and Chemical FeedersPool/Spa Water Chemistry Gas SupplyWater Hardness PH of WaterGas Supply Pressure Gas Supply ConnectionModel NPT 4 NPT 2 NPT Check the Power Source Electrical Power ConnectionsField-Connected Controllers Making the Electrical Connections Field Wiring ConnectionAppliance Categories VentingSupport of Vent Stack Inlet MaterialVent Terminal Location Canada InstallationsVenting Configurations Venting Installation TipsInstallation Vertical Venting CategoryTermination Vent Size Volume Model Pressure Flue Products In. WCCommon Venting Typical Common Venting Horizontal Through-the-Wall Direct Venting CategoryHorizontal Through-the-Wall Direct Venting Direct Vent Vertical Direct Vent VerticalControls Outdoor InstallationFreeze Protection Definitions Operating ModesOperation Modulating Temperature Control User Interface Modes Default RangeModel 503 Heater Sequence of OperationModel 1753 Section C Installation Ignition Module High Limit Auto Reset Optional High Limit Manual ResetFlow Switch Code ConditionHigh and Low Gas Pressure Switches Optional Modulating Temperature ControlAir Pressure Switch Low Water Cut-Off OptionalUDB Diagnostic Board Blocked Vent SwitchModels Wiring DiagramsModels Section C Installation Start-up Section DPre Start-up Start-Up Blower AdjustmentPre Start-up Check Initial Start-upManifold Adjustment Leak Test Procedure Dual-Seat Gas Valve Safety InspectionFollow-Up Post Start-Up Check Leak Test ProcedureSection D Start up Operation Section ELighting Instructions To Turn Off Gas To ApplianceSection E Operation Section F TroubleshootingUDB Fault History Suggested Minimum Maintenance Schedule MaintenanceSection G Preventive Maintenance Schedule Appendix Section HInside Air Contamination Limited Parts Warranty MVB Types H and WH
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Manual 56 pages 27.2 Kb

503-2003 specifications

The Raypak 503-2003 is a notable entry in the world of water heating solutions, renowned for its efficiency and reliability in both residential and commercial settings. This model is designed to provide exceptional performance while maintaining ease of use and minimization of environmental impact.

One of the standout features of the Raypak 503-2003 is its advanced heating technology. The unit utilizes a durable, copper heat exchanger which ensures quick and efficient heating of water. This heat exchanger is known for its ability to transfer heat effectively, leading to reduced energy consumption and lower utility bills. The design also allows for a seamless operation, ensuring that the system heats water swiftly without sacrificing performance.

In addition to its efficient heating capabilities, the Raypak 503-2003 is equipped with innovative controls. The digital control panel allows users to easily set and adjust the desired water temperature. This feature provides a level of convenience that simplifies operation while enhancing user experience. Furthermore, the smart technology employed in the unit ensures that it operates within optimal parameters, avoiding unnecessary energy expenditure.

Durability is another hallmark of the Raypak 503-2003. Built with heavy-duty components, this water heating solution is designed to withstand the rigors of continuous use. The rugged construction ensures longevity, making it a cost-effective investment for homeowners and businesses alike. Moreover, the unit is designed to be resistant to corrosion and wear, further extending its lifespan and reliability.

The energy efficiency of the Raypak 503-2003 is a crucial characteristic that sets it apart from competitors. Rated with a high efficiency score, this model contributes to lower emissions and is environmentally friendly. It adheres to various energy standards, making it a suitable choice for those looking to reduce their carbon footprint while enjoying reliable water heating.

Noise reduction is another important feature of the Raypak 503-2003. Designed with quiet operation in mind, the unit operates with minimal noise pollution, allowing for a pleasant environment in both residential and commercial spaces.

In summary, the Raypak 503-2003 combines advanced heating technology, user-friendly controls, durability, and energy efficiency into a robust water heating system. This makes it an excellent choice for those in need of dependable and sustainable heating solutions. Whether for daily home use or for larger commercial applications, the Raypak 503-2003 stands out as a leader in its class.
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