Raypak 399B-2339B operating instructions Table D Vent/Air Inlet Termination Clearances

Page 10

Fig. 6: 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 D: Vent/Air Inlet Termination Clearances

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Contents Installation & Operating Instructions Page Contents Pay Attention to These Terms Product Receipt Before InstallationInstallations at Elevation Model IdentificationComponent Locations Component Locations BackGeneral Information Burners per Valve Stages Fire at StageTime/Temperature Relationships in Scalds General SafetyWater Time to Produce Serious Temp Burn Equipment Base InstallationInstallation Codes StackingTable D Vent/Air Inlet Termination Clearances Outdoor Installations Indoor InstallationsClearances Combustion and Ventilation Air Conventional Combustion Air SupplyCanadian Installations All Air from OutdoorsReversing Water Connections Relief Valve Piping Water PipingGeneral Hydrostatic TestModels 399B-899B Models 989B-2339B Cold Water OperationCold Water Starts Pump Selection Temperature & Pressure GaugeHydronic Heating Cold Water RunAir-Separation/Expansion Tank Pressure Drop in Feet of Head Feedwater RegulatorPiping Three-Way ValvesGas Supply Potable Water and Space HeatingModel Gas Supply ConnectionTable I Maximum Equivalent Pipe Length Gas Supply Pressure Models 399B-2339B Adjustment Models 989B-2339BReversing Gas Supply Connection Field-Connected Controllers Electrical Power ConnectionsCheck the Power Source Making the Electrical ConnectionsField Wiring Connection On-Off Wiring ConnectionsStage Wiring Connections Single Stage Tankstat Support of Vent Stack VentingBarometric Damper Installations Vent Terminal LocationCanadian Installations Venting Installation TipsChanging the Flue Outlet Natural Draft Vertical Venting Category Venting ConfigurationsInstallation TerminationSize Material MinHorizontal Through-the-Wall Venting Category Horizontal Through-the-Wall Venting CategoryMaterial Vent Length Controls Outdoor InstallationFreeze Protection Models 399B-899B Heater Sequence of OperationExternal Lights Color Indication Page Models 989B-2339B Models 1529B-2339B Only Ignition Module High Limit Manual ResetFlow Switch Operating ControlHigh and Low Gas Pressure Switches Low Water Cut-Off OptionalWiring Diagram Models 399B-1259B Wiring Diagram Models 1529B-2339B START-UP Pre Start-upMain Burner Adjustment Blower AdjustmentStart-Up Follow-Up Safety InspectionLeak Test Procedure Dual-Seat Gas Valves Pilot Turn-Down TestPost Start-Up Check Leak TestLighting Instructions OperationTo Turn Off Gas To Appliance Troubleshooting StepSuggested Minimum Maintenance Schedule MaintenancePreventive Maintenance Schedule Annually WeeklySemi-Annually As RequiredAppendix Inside Air ContaminationLimited Parts Warranty Delta Limited Types H and WH START-UP Checklist for FAN-ASSISTED Raypak Products

399B-2339B specifications

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