American Water Heater 240HX3 Installation Manual And Owner's Manual page 24

4"straight pipe
3" x 4" increaser
3"straight pipe
no more than 12"
(305 mm)
Intake vent collar with
3" adapter* (Female)
1. Insert no more than 12" (305 mm) of 3" straight
pipe into the exhaust/intake vent collar with 3"
adapter.
2. Connect 3" x 4" increasers to straight pipes.
3. Connect 4" straight pipes to the increasers.
<How to remove 3" PVC adapter from the intake/exhaust collar>
Remove the 3" adapter when using vent material
other than PVC or CPVC.
WARNING! Do not mix parts or fittings of different material types, and do not mix pipe, fittings, or joining
methods from different manufacturers. Combustion exhaust can contain carbon monoxide and must be prop-
erly vented outside. Breathing abnormal amounts of carbon monoxide can result in serious injury or death.
Centrotherm Innoflue polypropylene venting is approved for use with these water heaters. Follow the instruc-
tions in this manual and in the vent manufacturer's instructions when installing vent pipe.
Description
4''/6'' x 39" (990 mm) Concentric Wall
101 mm to 3" Adapter
101 mm to 4" Adapter
4" vent connection for PVC/CPVC venting only
4" straight pipe
3" x 4" increaser
3" straight pipe
no more than 12"
(305 mm)
Exhaust vent collar
with 3" adapter*
(Female)
POLYPROPYLENE VENTING
Centrotherm Part
No. (Trade Name
InnoFlue)
ICWS4639
ISA010103
ISA010104
24
3" street elbow
with bird screen
Intake vent collar
with 3" adapter
(Female)
1. Insert no more than 12" (305 mm) of 3" straight
pipe into the exhaust vent collar with 3" adapter.
2. Connect a 3" x 4" increaser into the 3" straight
pipe.
3. Connect 4" straight pipe into the increaser.
4. Connect spigot end of 3" street elbow into the
intake vent collar with 3" adapter. Be sure to
insert bird screen into the hub side.
3" adapter*
Intake vent collar
(Female)
Screws
1. Remove each screw from 3" adapter to
detach the adapters from each vent collar.
Description
3''/5'' x 13'' (330 mm) Concentric Wall
Termination SS
3'' Twin Pipe to 3''/5'' Concentric Adaptor
Page
Installation Manual
Installation
4" straight pipe
3" x 4" increaser
3" straight pipe
no more than 12"
(305 mm)
Exhaust vent collar
with 3" adapter*
(Female)
3" adapter*
Exhaust vent collar
(Female)
Centrotherm Part
No. (Trade Name
InnoFlue)
ICWS3513
ICTC0335