INSTALLATION
HEAT EXCHANGE RETURN
NOTE: Only installed if chimney is at "maximum height" of 35 feet.
ADDING THE HEAT EXCHANGER RETURN
1) Remove the glass front.
2) Remove the inner panels if they are already installed.
3) Remove one screw in the upper left and upper right of the fi rebox. If the
unit has been previously operated, spray these screws with WD-40. Once
the screws have been removed, lower the front edge of the exhaust baffl e
and pull towards you. There are 3 screws at the rear of the exhaust baffl e
that help to position the baffl e and keep it straight during operation.
4) Install the heat exchange return as shown.
5) Reinstall the exhaust baffl e.
Screw
Heat Exchanger Return
34
Heat Exchanger Return
Exhaust Baffle Screws (both sides)
Exhaust Baffle
Screws help to locate
the Exhaust Baffle when
installing in the Firebox
Exhaust Baffle
390
L
PB-2 / HZI
Exhaust Baffle
390
PB-2 Direct Vent Gas Insert