Takagi T-H3M-IN/OS - Manual (Page 13)

13
Page
Installation
Installation Manual
-Intake and Exhaust Venting Illustrations-
Typical installations using ABS, PVC, CPVC, or polypropylene vent
2 inch vent installation
For details of the optional items, refer to the Installation manual for each optional item
Single pipe with room-air intake
Termination
Hanger
1. Connect a 3" elbow directly on the
intake vent collar of the water heater
2. Connect a 3" x 2" reducer directly on
the exhaust vent collar of the water
heater
Make sure the couplings engage
the o-rings installed in the intake
and exhaust vent collars
3. Connect a 2" straight pipe to
the reducer
Vent connections for single pipe
*The water heater came with a metal screen
that will fit into a 3 inch elbow
* 3" elbow with bird
screen
Intake vent
collar
(Female)
3"x2" reducer
2" straight pipe
Exhaust vent
collar (Female)
Refer to pages 17 and 19 for clearance information