England's Stove Works 28-4000 Guide D'installation Et D'utilisation page 9

Installation Diagrams and Thermostat Wiring
This appliance requires a masonry or pre-manufactured chimney listed to UL103HT, sized correctly.
18" Min.
Figure 1 – Installation into a Masonry Flue
NOTE: See notes on OUTSIDE AIR, page 11.
See FLOOR AND WALL PROTECTION sections and
data label on stove for all clearances.
Recommended position
of Backflow Damper
Figure 3 – Hot air outlet hook-up to ductwork
NOTE: Be sure to connect to ductwork from
furnace's 8" hot air outlet only (see manual)
To prevent air flow from central furnace
being directed back into the Add-on furnace:
A Backflow Damper is required in the 8" hot air
outlet pipe that connects from the Add-On
Furnace to the Central Furnace (see Figure 3).
We also recommend a eight inch (203.2 mm),
90 degree elbow (a slightly larger hole will be
required for installation) inside the central
9
furnace plenum or ductwork.
IMPORTANT NOTE: Do NOT connect this furnace to
Air Flow
.
18" Min.
Figure 2 – Installation into a HT Pipe Flue System
LEFT
– Through the Roof RIGHT – Through the Wall
an external thermostat.
Figure 4 – Blower thermostat wiring diagram
18"
Min