Monessen Hearth DIRECT VENT MLDV500 - Manual (Page 11)

75D0004 11
MLDV Series Gas Fireplace VENTING INSTALLATION
OPTIONAL TOP VENT APPLICATION
The appliance is shipped as a rear vent unit. If the installation 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
. 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
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 the 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.
7. Refit the flue pipe adapter and gasket to the top of fireplace.
Secure the adapter with six (6) screws removed in Step 1.
FP1991
remove screws
Screws
Flue Pipe
Cover
Flue Pipe
Adapter FP1991
Figure 7 -
Remove 16 screws from Flue Pipe Adapter and
Flue Pipe Cover
FP1992
remove flue pipe
Flue Cover
Screws
Flue Pipe
FP199 Figure 8 -
Remove Flue Pipe
FP1993
replace flue pipe
Screws
Flue Pipe
FP1993
Figure 9 -
Attach Flue Pipe to Top Vent Configuration
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".
W
ARNING