Raypak 302A-902A manual General Information, Model # Burners per Stages Fire at Valve

Page 7

General Information

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quantity of

 

 

Vent Size

 

 

 

Model

 

 

 

 

 

 

 

 

 

 

 

 

(in.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No.

 

Burners

 

 

Gas

 

 

Blowers

 

Flue

 

Intake

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Valves

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

302A

 

 

6

 

 

 

 

 

1

 

 

 

 

 

1

 

5

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

402A

 

 

8

 

 

 

 

 

1

 

 

 

 

 

1

 

6

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

502A

 

 

10

 

 

 

 

 

2

 

 

 

 

 

1

 

6

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

652A

 

 

13

 

 

 

 

 

2

 

 

 

 

 

1

 

8

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

752A

 

 

15

 

 

 

 

 

2

 

 

 

 

 

1

 

8

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

902A

 

 

18

 

 

 

 

 

3

 

 

 

 

 

1

 

8

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table A: Basic Data

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model

 

 

# Burners per

 

 

Stages

 

 

 

% Fire at

 

 

 

 

 

 

Valve

 

 

 

 

 

 

 

 

Stage

 

 

 

No.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

3

 

 

1

 

2

 

 

 

 

1

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

302A

 

6

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

100

 

 

 

402A

 

8

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

100

 

 

 

502A

 

5

5

 

 

 

 

 

1

 

1, 2

 

 

 

50

 

100

 

 

 

652A

 

7

6

 

 

 

 

 

1

 

1,2

 

 

 

54

 

100

 

 

 

752A

 

8

7

 

 

 

 

 

1

 

1,2

 

 

 

53

 

100

 

 

 

902A

 

6

6

 

 

6

 

1, 1A

1, 1A, 2

 

66

 

100

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table B: Manifold Data

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model

 

# Burners

 

 

 

Valve

 

 

% Firing

 

 

 

per Valve

 

 

 

Staging

 

 

at Stage

 

 

 

No.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

2*

 

 

 

1

 

 

2

 

1

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

302A

 

 

4

 

 

 

2

 

 

 

1

 

 

1, 2

 

66

 

100

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

402A

 

 

5

 

 

 

3

 

 

 

1

 

 

1, 2

 

63

 

100

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*Valve 2 is inside the air plenum on H3/WH3 302A-402A

Table C: 2-Stage Design Option

7

Image 7
Contents Installation and Operating Instructions Page Contents Pay Attention to These Terms Ratings and Certifications Before InstallationProduct Receipt Model IdentificationComponent Locations Back Component LocationsModel # Burners per Stages Fire at Valve General InformationModel # Burners Valve Firing Per Valve Staging Time/Temperature Relationships in Scalds General SafetyWater Time to Produce Serious Temp Burn Stacking InstallationInstallation Codes Equipment BaseOutdoor Installations Indoor InstallationsClearances Installations1 Canadian Installations2 Direct Vent Combustion and Ventilation AirIndoor Units Reversing Air FilterAll Air from Inside the Building InstallationsConventional Combustion Air Supply TruSeal Combustion AirReversing Water Connections Canadian InstallationsWater Piping GeneralCold Water Operation Relief Valve Piping Hydrostatic TestMin. Flow Max Flow Gpm Temperature & Pressure GaugeHydronic Heating Pump SelectionThree-Way Valves Pressure Drop in Feet of Head Feedwater RegulatorPiping Air-Separation/Expansion TankPool Heating Potable Water and Space HeatingWinterizing Your Heater Automatic Chlorinators and Chemical FeedersTotal Dissolved Solids Gas SupplyPool/Spa Water Chemistry Water Hardness PH of WaterReversing Gas Supply Connection Gas Supply ConnectionTable J Maximum Equivalent Pipe Length Field-Connected Controllers Electrical Power ConnectionsCheck the Power Source Gas Supply PressureMaking the Electrical Connections Field Wiring ConnectionWiring Connections Appliance Categories VentingStainless Steel Support of Vent StackVent Terminal Location Direct Venting Horizontal ThroughCanadian Installations InstallationsChanging the Flue Outlet Natural Draft Vertical Venting Category Venting Installation TipsVenting Configurations InstallationMin Max TerminationCommon Venting System Model Venting Vent Size Height Intake Pipe Max. LengthHorizontal Through-the-Wall Venting Category Horizontal Through-the-Wall Venting CategoryMax. Length Venting Vent Size Equivalent Intake Pipe Direct Vent Horizontal Through- the-WallMaterial Direct Vent Vertical Controls Outdoor InstallationFreeze Protection Models 302A, 402A, 502A, 652A, 752A and 902A Heater Sequence of OperationExternal Lights Color Indication Auto Reset High Limit Red Auto reset optionInternal Lights Color Indication Code Condition Ignition ModuleOperating Control High Limit Manual ResetFlow Switch High and Low Gas Pressure SwitchesHigh/Low Gas Pressure Switch Direct Venting Horizontal Through AL29-4C 87%-Efficiency Boilers Special Instructions Water PipingVenting Appliance Categories Model 10F 20F 30F Min. Flow Max Flow GpmVent Terminal Location Vertical Venting CategoryCondensate Management 40’ 752AE Combustion Air 902AE 30’ 80’ Certified Maximum Combustion Air Air Inlet Model VentingMaterial Vent Length 100’ DuctedDirect Vent Horizontal Through- the-Wall 100’ 40’ 752A 902A Direct Vent VerticalCertified Vertical Venting Combustion Air Air Inlet 302A 100’ 402A Galvanized Steel 502A 75’ Category 25’Wiring Diagram Pre Start-up START-UPMain Burner Adjustment Blower AdjustmentStart-Up Pilot Turn-Down Test Safety InspectionLeak Test Procedure Dual-Seat Gas Valves Follow-UpLeak Test Post Start-Up CheckLighting Instructions OperationTo Turn Off Gas To Appliance Step TroubleshootingSuggested Minimum Maintenance Schedule MaintenancePreventive Maintenance Schedule As Required WeeklySemi-Annually AnnuallyInside Air Contamination AppendixLimited Parts Warranty HI Delta Types H and WH Limited Parts Warranty HI Delta Type P

302A-902A specifications

The Raypak 302A-902A is a highly regarded pool and spa heater, known for its efficiency and reliability in delivering warmth to residential and commercial aquatic applications. This heater stands out due to its robust design, advanced technology, and user-friendly features.

One of the key characteristics of the Raypak 302A-902A is its dual fuel capability, which means it can run on either natural gas or propane. This flexibility allows users to choose their preferred fuel type, contributing to operational efficiency and cost-effectiveness. With a BTU output ranging from 302,000 to 902,000, the Raypak heater is capable of quickly heating large volumes of water, making it ideal for pools, spas, and hot tubs.

The heater incorporates advanced technology such as a stainless steel heat exchanger, which not only ensures excellent thermal conductivity but also promotes durability against corrosion. This is especially advantageous in harsh environments, where exposure to chemicals can significantly impact the lifespan of traditional copper heat exchangers. The Raypak 302A-902A's heat exchanger is designed to withstand the rigors of constant use while maintaining high performance levels.

Another prominent feature of the Raypak 302A-902A is its digital display control system, which simplifies the operation and monitoring of the heater. Users can easily set and adjust temperatures, as well as access diagnostic information, all through an intuitive interface. This digital control not only enhances user experience but also aids in the timely maintenance of the unit.

Energy efficiency is another major selling point of the Raypak 302A-902A. The heater is designed with environmentally friendly practices in mind, utilizing a low NOx burner that minimizes harmful emissions. This not only meets environmental regulations but also makes it a greener alternative for heating needs.

In terms of installation, the compact design of the Raypak 302A-902A allows for versatile placement options, whether in a residential backyard or a commercial environment. Its user-friendly installation process ensures that homeowners and businesses alike can enjoy the benefits of heated water with minimal hassle.

Overall, the Raypak 302A-902A is an exemplary choice for anyone seeking a high-quality, efficient, and flexible pool and spa heating solution. Its combination of robust engineering, advanced technology, and user-focused features solidifies its position as a leader in the market, promising effective heating for years to come. Whether for personal enjoyment or commercial use, this heater delivers exceptional performance that meets diverse heating needs.