16
6.
on the entering side of the gas valve for test gauge
connection to measure supply (main) gas pressure.
Another tap is provided on the manifold side of the
gas valve for checking manifold pressure.
WARNING
CAUTION
7.
clearances are maintained.
CIRCULATING AIR AND FILTERS
used as a return air plenum.
installation manual.
If desired, supply and return duct connections to the unit
unit operating sound transmission.
CONDENSATE DRAIN CONNECTION
connection.
STANDARD
SIDE DRAIN
DRAIN PLUG
(FACTORY-INSTALLED)
Drain Pan (Side View)
NOTE: Trap should be deep enough to offset maximum
unit sta�c difference. A minimum 4” trap is recommended.
Drain Plug
Roof Curb
See NOTE
Base Rail
Open Vent
2” Min
connection.
Due to the fact that drain pans in any air conditioning
the drain.
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