4
INTRODUCTION
Series 140/E 4--way multipoise Category I fan--assisted furnace is
CSA design--certified. A Category I fan--assisted furnace is an
appliance equipped with an integral mechanical means to either
draw or force products of combustion through the combustion
chamber and/or heat exchanger. The furnace is factory--shipped
for use with natural gas.
This furnace is not approved for installation in mobile homes,
recreational vehicles, or outdoors. This furnace is designed for
minimum continuous return--air temperature of 60_F(16_C) db
or intermittent operation down to 55_F(13_C)db such as when
used with a night setback thermostat. Return--air temperature
must not exceed 80_F(27_C) db. Failure to follow these
return--air temperature limits may affect reliability of heat
exchangers, motors, and controls. (See Fig. 3.)
For accessory installation details, refer to the applicable
instruction literature.
NOTE: Remove all shipping brackets and materials before
operating the furnace.
A10269
Fig. 2 -- Clearances to Combustibles
58DL
To Next Page
Loading...
