18-CD19D5-25 31
Installer’s Guide
TWINNING FURNACES
These furnaces may be twinned. Twinning requires that
two furnaces with the same configuration, capacity, and
airflow must be used. They shall have common returns
with equal pressure drops or ducts with equivalent
lengths and sizes. Twinning of this furnace requires the
use of twinning kit BAYTWIN400A.
WARNING
!
EXPLOSION HAZARD!
PROPANE GAS IS HEAVIER THAN AIR AND MAY
COLLECT IN ANY LOW AREAS OR CONFINED
SPACES. IN ADDITION, ODORANT FADE MAY MAKE
THE GAS UNDETECTABLE EXCEPT WITH A WARN-
ING DEVICE. IF THE GAS FURNACE IS INSTALLED
IN A BASEMENT, AN EXCAVATED AREA OR A
CONFINED SPACE, IT IS STRONGLY RECOM-
MENDED TO CONTACT A GAS SUPPLIER TO IN-
STALL A GAS DETECTING WARNING DEVICE IN
CASE OF A GAS LEAK.
NOTE: The manufacturer of your furnace does NOT test
any detectors and makes no representations regarding
any brand or type of detector.