Initial Installation

QUALIFIED INSTALLERS ONLY

FREESTANDING DRAFTHOOD ADAPTOR - 50-841:

This Drafthood Adaptor is a complete assembly and is ready to fit onto your Westport in a vertical vent application only. With the Drafthood Adaptor correctly installed and wired to the gas control valve. Your Direct Vent Fireplace can be vented like a B-Vent Fireplace.

INSTALLATION:

WARNING: This Freestanding Drafthood Adaptor must be fitted by a qualified service technician.

1.Remove the Drafthood Adaptor from the packaging. Ensure the unit and wire harness are undamaged. If there is damage contact your dealer, distributor, or courier company before starting this installation.

2.Install the adaptor so the wires exit to the rear of the fireplace. Slide the Drafthood Adaptor over the outlet pipe of the fireplace until the bottom of the adaptor collar stops on the top of the outlet. The Drafthood Adaptor must be safely secured to the vent flanges with either self-tapping screws and/or high temperature sealant.

WARNING: During the fitting of the Drafthood Adaptor, ensure that the wires are not pinched between the adaptor and the collar and/or flue outlet. Ensure that the opening of the Drafthood Adaptor is not blocked or obstructed.

3.Being careful not to run any wiring tight across metal edges; connect them to the valve and “ON/OFF” switch (refer to Figure 39).

4. Adjust the restrictor plate

Optional remote

ON / OFF / Remote

Drafthood adaptor

to position 2.5 of 5. See the

300oF (149oC)

control receiver

thermostat switch

manual reset

vent restrictor

settings

in

 

 

temperature

the instruction manual.

 

 

 

sensor

 

 

 

 

5. Adjust the embers on

the

 

Grey

 

burner so they don’t cover

Purple

 

Blue

 

the burner ports.

 

 

 

 

 

 

Grey

 

 

 

 

 

WIRING DIAGRAM:

 

 

 

Grey

The fireplace

connections

 

 

 

are labelled in Figure 39.

 

 

 

When installing the Drafthood

 

 

 

Adaptor onto a fireplace fitted

 

Optional

 

with an optional wall switch or

 

wall switch

 

 

 

 

an optional thermostat, remove

 

 

 

one wire from the switch to

 

Optional

 

the gas valve and connect the

 

Thermostat

Valve

Drafthood Adaptor harness as

Figure 39: Wiring Diagram for Electrical Connection.

shown in Figure 39.

 

 

 

 

 

GENERAL VENTING INFORMATION:

Canadian Installations

The venting system must be installed in accordance with the current CSA B149 installation code and/or local codes having jurisdiction.

U.S.A. Installations

The venting system must be installed in accordance with the current National Fuel Gas Code, ANSI Z223.1, and/or local codes having jurisdiction.

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Enviro VENTED GAS FIREPLACE HEATER owner manual Wiring Diagram, General Venting Information, Canadian Installations