Raypak HD101, HD401 manual Table I Vent/Air Inlet Termination Clearances

Page 23

Fig. 17: Minimum Clearances from Vent/Air Inlet Terminations – Indoor and Outdoor Installations

 

 

U.S. Installations1

Canadian Installations2

A

Clearance above grade, veranda, porch,

1 ft (30 cm)

1 ft (30 cm)

deck, or balcony

 

 

 

 

 

 

 

 

Clearance to window or door that may be

4 ft (1.2m) below or to side

 

B

of opening; 1 foot (30 cm)

3 ft (91 cm)

opened

 

above opening

 

 

 

 

 

 

 

 

C

Clearance to permanently closed window

*

*

 

 

 

 

 

Vertical clearance to ventilated soffit located

 

 

D

above the terminal within a horizontal dis-

5 ft (1.5m)

*

tance of 2 ft (61cm) from the centerline of the

 

 

 

 

terminal

 

 

 

 

 

 

E

Clearance to unventilated soffit

*

*

 

 

 

 

F

Clearance to outside corner

*

*

 

 

 

 

G

Clearance to inside corner

6 ft (1.83m)

*

 

 

 

 

 

Clearance to each side of center line ex-

 

3 ft (91 cm) within a height

H

*

15 ft above the me-

tended above meter/regulator assembly

 

 

ter/regulator assembly

 

 

 

 

 

 

 

I

Clearance to service regulator vent outlet

*

6 ft (1.83m)

 

 

 

 

 

Clearance to non-mechanical air supply inlet

4 ft (1.2m) below or to side

 

J

to building or the combustion air inlet to any

of opening; 1 ft (30 cm)

3 ft (91 cm)

 

other appliance

above opening

 

 

 

 

 

K

Clearance to mechanical air supply inlet

3 ft (91 cm) above if within

6 ft (1.83m)

10 ft (3m) horizontally

 

 

 

 

 

 

 

L

Clearance above paved sidewalk or paved

7 ft (2.13m)

7 ft (2.13m) t

driveway located on public property

 

 

 

 

 

 

 

M

Clearance under veranda, porch, deck or

*

12 in. (30 cm) TT

balcony

 

 

 

 

 

 

 

1In accordance with the current ANSI Z223.1/NFPA 54 National Fuel Gas Code

2In accordance with the current CAN/CGA-B149 Installation Codes

t Vent terminal shall not terminate directly above sidewalk or paved driveway located between 2 single family dwellings that serves both dwellings

TT Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor and top of terminal and underside of veranda, porch, deck or balcony is greater than 1 ft (30cm)

*Clearances in accordance with local installation codes and the requirements of the gas supplier

Table I: Vent/Air Inlet Termination Clearances

23

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Contents Installation & Operating Instructions Page Contents Are important but not related to personal injury hazards Ratings and Certifications Installations at ElevationProduct Receipt Component Locations Angle View Component LocationsModel Quantity of Burners Vent Size Flue General InformationWater Time to Produce Serious Temp Burn General SafetyTime/Temperature Relationships in Scalds Equipment Base InstallationInstallation Codes Indoor/Closet InstallationsHeater Side Minimum Installed Outdoor InstallationsConventional Combustion Air Supply Combustion and Ventilation AirGeneral Installations in CanadaWater Piping Relief Valve Piping Reversing Water ConnectionsHydronic Heating Dual Boiler-Primary/Secondary Piping Three-Way Valves Domestic Hot Water PipingPiping-Heating Boilers Air-Separation/Expansion TankGas Supply Connection Gas SupplyTable G Maximum Equivalent Pipe Length Gas Supply PressureGas Pressure Regulator Making the Electrical Connections Electrical Power ConnectionsCheck the Power Source Surge ProtectionStage Tankstat Electrical Connections Domestic Hot WaterDefinition of Appliance Categories VentingVent Terminal Location Barometric DamperSupport of Vent Stack Table I Vent/Air Inlet Termination Clearances US Installations Model Appliance Barometric Damper feet Venting Installation TipsVenting Configurations Certified MinimumNatural Draft Vertical Vent Termination Natural Draft Vertical Venting System InstallationCategory Inches Length feet Model Appliance Certified Vent Size Max. VentingHorizontal Thru-wall Direct Vent Termination Feet Certified Max Combustion Air Inlet Max. Air ModelVenting Air Intake Category Inches LengthInches Feet Material Inches Min MaxVertical Direct Vent Termination Outdoor InstallationVertical Direct Vent System Installation Ignition Control Module High Limit Manual ResetHigh Limit Auto Reset Optional ControlsLow Water Cut Off Optional Flow SwitchHigh and Low Gas Pressure Switches Optional Wiring DIAGRAM-MODELS HD101-HD401 HD Troubleshooting Initial START-UP PRE-START-UPPage Start-Up Main Burner AdjustmentGas Valve Adjustment Gas Type Conversion on Valve Safety InspectionAir Filter Inspection/Removal Post START-UP CheckFollow-Up Remove the Screws and Panel Heat Exchanger RemovalYearly Beginning of each heating season MaintenanceSuggested Minimum Maintenance Schedule Monthly AppendixInside Combustion Air Contamination DailyPage Page Page
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HD101, HD401 specifications

Raypak is renowned for its commitment to high-quality heating solutions, with the HD101 and HD401 models standing out in their product range. These units are designed specifically for commercial applications, providing reliable and efficient hydronic heating systems. The HD series embodies innovation while addressing the unique demands of larger spaces.

One of the main features of the HD101 and HD401 is their stainless steel construction, which ensures increased durability and resistance to corrosion. This design choice enhances the longevity of the units, making them ideal for various installations in commercial or industrial settings.

Both models are equipped with a high-efficiency heat exchanger that maximizes heat transfer while minimizing energy consumption. This feature is particularly significant in today’s environmentally conscious market, as it contributes to lower operating costs and reduced carbon footprints. The heat exchangers are engineered for easy maintenance, offering simplicity when service is required.

In terms of technology, the HD101 and HD401 include advanced digital controls that allow for precise temperature regulation. This user-friendly interface enables operators to easily manage and monitor heating parameters, facilitating optimal performance and energy management.

The models also feature modulating burners that adjust their output according to the heating demand. This capacity for modulation results in smoother operation and an overall increase in efficiency, as the burners can maintain consistent temperatures without excessive energy use.

Another noteworthy characteristic is their compatibility with various control systems, including BMS (Building Management Systems). This adaptability allows for seamless integration into existing infrastructure, providing users with greater versatility and control over their heating environments.

Both the HD101 and HD401 come with advanced safety features, including flame rollback protection and pressure monitoring, ensuring safe operation even in demanding conditions. Additionally, their compact design allows for easy installation in limited spaces while still providing powerful heating capabilities.

Ultimately, the Raypak HD101 and HD401 are exceptional choices for those in need of high-efficiency commercial heating solutions. With their robust construction, advanced technology, and user-friendly features, these models promise to deliver reliable performance and energy savings for years to come. Whether for a large facility or a specific industrial application, they stand ready to meet the heating challenges of today’s commercial landscape.