Step 3. INSTALL THE VENT SYSTEM

General Information

These instructions should be used as a guide- line and do not supersede local codes in any way. Install vent according to local codes, these instructions, the current National Fuel Gas Code (ANSI-Z223.1) in the USA or the current standards of CAN/CGA-B149.1 and - B149.2 in Canada.

These fireplaces are designed, tested and listed for operation and installation with, andonlywith,SecureVent(SV4.5)Direct Vent System Components, Secure Flex

Flexible Vent Components manufactured by Security Chimneys International. These approved vent system components are la- beled for identification. DO NOT use any other manufacturer's vent components with these appliances. These fireplaces must be vented directly to the outside.

The vent system may not service multiple appli- ances, and must never be connected to a flue serving a solid fuel burning appliance. The vent pipe is tested to be run inside an enclosing wall (such as a chase). There is no requirement for inspection openings in the enclosing wall at any

Remove and discard the cover plate. Reinstall and securely tighten all four cover plate screws. Re-secure the lintel to the rear wall of the firebox.

WARNING: FAILURE TO REINSTALL AND SECURELY TIGHTEN COVER PLATE SCREWS COULD RESULT IN LEAKAGE OF FLUEPRODUCTSINTOTHELIVINGSPACE. VENTCOVERPLATEANDVENTSEALPLATE MUST REMAIN SECURELY INSTALLED ON UNUSED VENT COLLAR. FAILURE TO DO SO COULD RESULT IN LEAKAGE OF FLUE PRODUCTS INTO LIVING SPACE.

ON D-500/600/800 SERIES MODELS

(COMBINED TOP AND REAR VENT UNITS)

TOP VENT SEAL & COVER PLATE

REMOVAL WHEN USING THE TOP VENT

(OUTSIDE UNIT)

VENT SEAL PLATE

 

GASKET

 

SECURING

CABINET TOP

SCREWS

TOP VENT

FIREBOX TOP

VENT

COVER PLATE COVER PLATE SECURING SCREWS

VENT RESTRICTOR INSTALLATION

 

(TOP VENT)

A vent restrictor may be needed when

vertically terminating the vent system above

the roof (when using the appliance top

vent), install vent restrictor in the top vent

of the fireplace outlet on D-500/600/800 and

DT-500/600/800 series models.

If needed, install the restrictor orientated as

shown, either from inside or outside the unit,

in the inner fireplace collar.

RESTRICTOR

 

INNER

 

FIREPLACE

 

COLLAR

APPLIANCE TOP

 

 

VENT OUTLET

Figure 15

 

VENT RESTRICTOR INSTALLATION

(REAR VENT)

A vent restrictor may be needed when horzontally terminating the vent system from the rear of the appliance (when using the applliance rear vent), install vent restrictor in the rear vent of the fireplace outlet on D-500/600/800 and DR-500/600/800 series models, in any installation that has a vertical vent run in

of the joints in the vent pipe.

Preparing the Appliance Vent Collar on D-500/600/800 Series (Combined Top and Rear Vent) Models

(INSIDE UNIT)

Figure 13

CROSS SECTION

excess of three feet (0.914 meters).

If needed, install the restrictor orientated as shown, either from inside or outside the unit, in the inner fireplace collar.

INNER FIREPLACE

APPLIANCE REAR

Each of the unit's two vent collars are sealed with a cover plate and a seal plate and gasket. The cover, and seal plate and gasket must be removed from the vent collar being used. Refer to Figure 13 for top vent usage and Figure 14 for rear, and the following steps to prepare the appropriate collar for use.

From the vent collar being used, remove the four screws securing the vent seal plate and gasket. Remove and discard the seal plate and gasket.

When the top vent collar is being used, from inside the firebox, loosen the two screws in the keyhole slots of the cover plate and remove the remaining two cover plate securing screws. Remove and discard the cover plate. Reinstall and securely tighten all four screws.

When the rear vent collar is being used, from inside the firebox, remove the two screws securing the lintel to the rear wall of the fire- box, then remove the lintel. Remove the four cover plate securing screws.

ON D-500/600/800 SERIES MODELS

(COMBINED TOP AND REAR VENT UNITS)

REAR VENT SEAL & COVER PLATE REMOVAL

WHEN USING THE REAR VENT

COVER PLATE

VENT SEAL PLATE

SECURING SCREWS

GASKET

 

LINTEL

SECURING

SECURING

SCREWS

SCREWS

 

REAR VENT

LINTEL

 

 

CABINET BACK

(INSIDE UNIT)

(OUTSIDE UNIT)

CROSS SECTION

Figure 14

Installation of Vent Restrictor

A vent restrictor may be needed with this appli- ance, install the vent restrictor (provided) in the appliance top flue outlet as shown in Figure 15 or rear flue outlet as shown in Figure 16. It is held in place by friction, only.

NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.

COLLAR

VENT OUTLET

 

 

RESTRICTOR

Figure 16

Select Venting System - Horizontal or Vertical

With the appliance secured in framing, deter- mine vent routing and identify the exterior termination location. The following sections describe vertical (roof) and horizontal (exte- rior wall) vent applications. Refer to the sec- tion relating to your installation. A list of approved venting components is shown in the two tables on page 24 and the two tables on page 25.

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TOA Electronics 600 installation instructions Install the Vent System, Combined TOP and Rear Vent Units

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