Hearth and Home Technologies CB4842MIR, CB4236MIR Vent Information and Diagrams, Vent Guidelines

Page 22

7 Vent Information and Diagrams

A. Vent Guidelines

WARNING! Fire Risk/Asphyxiation! This appliance re- quires the specified pipe for operation. Incorrect pipe may cause spillage, condensation and overheating.

These models require the 5 in. (127 mm) B-vent double wall vent pipe.

This system MUST terminate vertically.

Follow pipe manufacturer’s installation guidelines when installing the appliance.

WARNING! Fire Risk/Explosion/Asphyxiation! DO NOT connect this gas appliance to a chimney flue serving a separate solid-fuel or gas burning appliance.

Vent this appliance directly outside.

Use separate vent system for this appliance.

May impair safe operation of this appliance or other appliances connected to the flue.

 

 

 

 

 

 

 

 

 

 

Minimum

 

 

 

 

 

 

 

 

 

 

clearances are

 

 

 

 

 

 

 

 

 

 

per vent

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

manufacturer's

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

specifications

 

 

 

 

 

 

 

 

 

 

Metal

 

 

 

 

 

 

 

 

 

 

plumber's strap

12 ft (3.66 m) min.

 

 

 

 

 

secured to

60 ft (18.29 m) max.

 

 

 

 

 

 

framing

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Vent supports are per

 

 

 

 

 

 

 

 

vent manufacturer's

 

 

 

 

 

 

 

 

 

 

specifications

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 7.1 Vertical Termination Clearances

B. Vent System Configuration

CAUTION! Risk of Fire! ALL vent configuration specifi- cations MUST be followed. This product is tested and listed to these specifications. Appliance performance will suffer if specifications are not followed.

Rise to Run Ratio = 2:1

Maximum Total Horizontal Run = 30 Feet Minimum Total Vertical Rise = 12 Feet Maximum Total Vertical Rise = 60 Feet Maximum Number of Elbows: Four 90º or Eight 45º

WARNING! Risk of Fire or Explosion! Insulation and other combustibles must not infringe on clearances.

Vent supports

 

are per vent

Metal

manufacturer’s

specifications.

Plumbers'

 

Strap

Maximum horizontal run is 50% of

vertical. Horizontal run cannot be

more than 30 ft. (9.14 m).

Figure 7.2 Maximum Horizontal Run

ALWAYS maintain specified clearances around venting and firestop systems.

Install firestops as specified.

Failure to keep insulation or other material away from vent pipe may cause fire.

Maximum horizontal 30 ft (9.14 m)

45°

Offsets exceeding

Elbow

 

45° adapt horizontal

90°

limitations

Elbow

 

 

Note: Maximum horizontal

 

distance is 50% of vertical

 

vent height.

Figure 7.3 Maximum Horizontal Run

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Heatilator • Caliber Mesh BV Series • 4040-848 Rev G • 10/08

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Contents Vent Gas Appliance Installation and OperationModels What to do if you smell gasCongratulations Homeowner Reference InformationInstaller Guide Table of ContentsUser Guide Troubleshooting Appliance SetupReference Materials Warranty Hearth & Home Technologies Limited Warranty CONDITIONS, Exclusions & Limitation of LiabilityWarranty Listing and Code Approvals Operating Instructions Gas Fireplace SafetyYour Fireplace Fan Kit optional Fixed Glass AssemblyRemote Controls, Wall Controls and Wall Switches Clear SpaceFor Your Safety Read Before Lighting Lighting Instructions IPIInitial Break-in Procedure Frequently Asked QuestionsAfter Fireplace is Lit Maintenance and Service Maintenance Tasks-HomeownerMaintenance Tasks-Qualified Service Technician Getting Started Typical Appliance SystemTools and Supplies Needed Design and Installation ConsiderationsInspect Appliance and Components Negative Pressure Selecting Appliance Location Framing and ClearancesModel # Constructing the Appliance Chase Clearances Rough Opening Model Width Height DepthMantels Mantel and Wall ProjectionsMantel Legs or Wall Projections Vent Termination Minimum Clearances Termination LocationsGas Termination Vent Guidelines Vent Information and DiagramsVent System Configuration Wall and Ceiling Penetration Framing Vent Clearances and FramingPipe Clearances to Combustibles Vertical Penetration FramingGas and Electrical Connections Install Outside Air Kit Damper AssemblyAppliance Preparation Secure and Level the ApplianceInstall Attic Insulation Shield Installing Vent PipeAssembly of Vent Sections Secure Vent SectionsGas Pressure Gas InformationFuel Conversion Gas ConnectionOptional Accessories Requirements Wiring RequirementsElectrical Information Junction Box Installation Wall Switch Installation for Fan OptionalFinishing Facing MaterialAppliance Setup Removing Glass Assembly Install the Log AssemblyGlass Assembly Replacing Glass AssemblyInstall Hood Install TrimInstall Clean Face Components Install Top Latch CoverInstall Bottom Latch Cover Air Shutter SettingInstall Floor Cover Install Firescreen AssemblyTroubleshooting Intellifire Ignition SystemRange. Replace pilot if any damage is detected Appliance Dimension Diagram Reference MaterialsService Parts List CB4236MIRCB4842MIR IPI Valve Assembly Optional Components Model # Description This page intentionally left blank This page intentionally left blank Contact Information