Takagi T-H3-DV - Single Pipe Room-Air Intake Illustrations

17 Page
-Single pipe with room-air intake illustraons-
For details of the optional items, refer to the Installation manual for each Optional item.
<Howtoinstallsingleventwiththeindoormodels>
3"ventconnecon
From3"to4"ventconnecon
Installaon
Installaon Manual
1. Connecta3"elbowdirectly
on the intake vent collar of the
water heater.
2. Connecta3"coupling directly
on the exhaust vent collar of the
water heater.
3. Connecta3”straightpipeto
the coupling.
TypicalinstallaonsusingPVC,ABS,orpolypropylenevent
1. Connecta3"elbowdirectly
on the intake vent collar of the
water heater.
2. Connecta3"x4"increaser directly
on the exhaust vent collar of the
water heater.
3. Connecta4”straightpipetothe
increaser.
3”coupling
3”straightpipe
Exhaust vent collar
(Female)
3” elbow with
bird screen
Intake vent collar
(Female)
4”straightpipe
3"x4" increaser
Exhaust vent collar
(Female)
3” elbow with
bird screen
Intake vent collar
(Female)
HorizontalInstallaon
VercalInstallaon
Roof
Fire stop
Connect between exhaust vent collar and piping.
Seetheinstruconsbelow.
Roof
ashing
Elbow
Elbow
Wall