Monessen Hearth HDV500NV/PV Optional Top Vent Installation, HDV Series Direct Vent Gas Fireplace

Models: HDV500NV/PV

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OPTIONAL TOP VENT INSTALLATION
4. Remove six (6) screws securing the flue pipe to the back of the intake box and remove the pipe and gasket. Figure 8
5. Replace flue pipe to top of firebox. Ensure the gasket is in place and undamaged. Secure with six (6) screws. Figure 9
6. Place the flue pipe cover and gasket removed in step
3 over the flue opening in bottom of the intake box. 56D3048
Figure 7 -
Remove 16 Screws from Flue Pipe Adapter and Flue Pipe Cover
FP1991
Flue Pipe Adapter
Optional top vent application
The appliance is shipped as a rear vent unit. If the installa- tion layout requires the unit to be a top vent configuration the appliance can be converted by following the steps below.
When removing and refitting the plates and adapter be sure the associated gaskets are undamaged and refitted as required.
1. Remove the eight (8) screws securing the flue pipe adapter to the fireplace body. Figure 7
2. Set the flue pipe adapter aside, complete with the gasket. Do not damage the gaskets as the adapter and gasket must be refitted.
3. Remove the eight (8) screws securing the flue pipe cover to the top of the intake box and remove the cover and gasket. Figure 7
Screws
Flue Pipe Cover

OPTIONAL TOP VENT INSTALLATION

HDV Series Direct Vent Gas Fireplace

WARNING

After conversion to top vent configuration the 5" (127 mm) flue pipe should be concentric with the 8" (203 mm) outer collar within 1/4".

Flue Cover

Screws

Flue Pipe

FP1992

Figure 8 -

Remove Flue Pipe

7.Refit the flue pipe adapter and gasket to the top of fire- place. Secure the adapter with six (6) screws removed in step 1.

Flue Pipe

Screws

Figure 9 -

FP1993

Attach Flue Pipe to Top

Vent Configurations

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Monessen Hearth HDV500NV/PV Optional Top Vent Installation, HDV Series Direct Vent Gas Fireplace, Figure Remove Flue Pipe