COMBUSTION
INTAKE
VENT
12-1N. MIN HORIZONTAL
PIPE
SECTION
IS RECOMMENDED
WITH
SHORT (5 TO 8 FT) VENT SYSTEMS
TO REDUCE EXCESSIVE
CONDENSATE
DROPLETS
FROM
EXITING THE VENT PIPE.
SHUTOFF
GAS VALVE
ACCESS OPENING
FOR TRAP
SEDIMENT
TRAP
CONDENSATE
TRAP
DRAIN
NOTE: LOCAL CODES MAY REQUIRE A DRAIN PAN UNDER THE
FURNACE AND CONDENSATE
TRAP WHEN A CONDENSING
FURNACE IS INSTALLED
ABOVE FINISHED CEILINGS.
Fig. 12--Attic
Location and Working
Platform
CAP
UG
O
O
F
COLLECTOR
BOX DRAIN TUBE (BLUE)
COLLECTOR
BOX TUBE (GREEN)
--
COLLECTOR
BOX TUBE (PINK)
BOX RELOCATED
HERE
A93031
COLLECTOR
BOX DRAIN TUBE
(BLUE AND WHITE STRIPED)
CONDENSATE
TRAP
DRAIN TUBE (VIOLET)
COLLECTOR
BOX
EXTENSION
TUBE
Fig. 13--Horizontal
Right Tube Configuration
A02289
12