United States Stove Company HOTBLAST 1950 - Manual (Page 6)

3. APPLIANCE INSTALLATION
3.1 UNIT LOCATION
The furnace must be installed where outside air supply is sufficient for proper combustion. In airtight houses, it
might be necessary to install an outside air inlet (see details in section 3.4).
The furnace must be positioned so that the connector is as short as possible; minimize the use of 90
o elbows.
The owner must ensure a proper installation to allow a safe operation of the appliance.
3.2 CLEARANCES TO COMBUSTIBLE MATERIALS
N.B. This appliance must be installed according to the instructions on the unit’s certification plate.
MINIMUM CLEARANCES TO COMBUSTIBLE MATERIALS FOR HOTBLAST 1950 FURNACE
N.B. THE SIZE OF THE AIR RETURN CONDUITS SHOULD BE AT LEAST EQUAL TO THE
SIZE OF THE COLD AIR PLENUM OPENING.
5