Rinnai c199e, Installation And Operation Manual

Page: 29 / 144

C199 Manual 29
Installation of PVC/CPVC Vent and Intake Air Piping:
Adapter Installation Configurations:
Note the correct position of the combustion air inlet and gas flue outlet, as these are NOT interchangeable. For
the correct position and design of the twin pipe gas flue outlet and combustion air inlet refer to the installation
instructions in this manual.
Required Parts For 3” PVC/CPVC Assembly Configuration
The C199 series units do not require additional parts to be used with standard 3” 3rd party solid core PVC/
CPVC pipes; refer to figure below for required parts for 3” PVC/CPVC assembly configuration.
Required Parts For 4” PVC/CPVC Assembly Configuration
Conversely, the C199 series units require 2 additional (4”x 3” Flush – Schedule 40 PVC) bushing to be used with
4” PVC/CPVC assembly configuration (refer to figure below).
WARNING
Failure to correctly assemble the components according to these instructions may result in property damage,
personal injury, or death.
3” standard - wall white
PVC/CPVC unthreaded pipe
(SCH 40 sold core)
3” SCH 40 PVC/CPVC Elbows
(female unthreaded socket ends)
Exhaust
Combustion Air
Exhaust Adapter Ring
(To remain, required for
twin pipe configuration)
Intake Cap
(To be removed and discarded
for twin pipe configuration)
Components by others
(displayed as example),
not included with unit
Included with
Intake Cap
(To be removed and discarded
for twin pipe configuration)
Exhaust Adapter Ring
(To remain, required for
twin pipe configuration)
3” standard - wall white
PVC/CPVC unthreaded pipe
(SCH 40 sold core)
4” SCH 40 PVC/CPVC Elbows
(female unthreaded socket ends)
Exhaust
Combustion Air
4”X 3” flush bushing
(SCH 40 PVC/CPVC) or any other
reducer type fitting
Components by others
(displayed as example),
not included with unit
Included with
WARNING
DO NOT apply PVC glues, solvents, or cleaners to the water heaters intake or exhaust gasket connections.