Installation Manual
36 Rinnai M-Series Condensing Boiler Solo Manual
Rinnai cauons against installing the boiler in applicaons with venng in
dierent pressure planes. It is possible to have poor performance with this
installaon.
Slope horizontal exhaust 1/4 in. per foot towards the boiler. DO NOT slope combuson air pipe
towards the boiler.
2 in. or 3 in.
PVC/CPVC
IPEX / Royal
Concentric
Side Wall
Terminaon
Conguraon
2 in. or 3 in.
PVC/CPVC
IPEX /Royal
Concentric
Vercal
Terminaon
Conguraon
2 in. or 3 in.
Schedule 40
PVC/CPVC
Snorkel
Terminaon
Conguraon
2 in. or 3 in.
Schedule 40
PVC/CPVC
Standard
Upside Down
"U" Vercal
Terminaon
Conguraon
2 in. or 3 in.
Schedule 40
PVC/CPVC
Elbow or Tee
Side Wall
Terminaon
Conguraon
2 in. or 3 in.
Schedule 40
PVC/CPVC Tee
Vercal
Terminaon
Conguraon
2 in. or 3 in.
PVC Low
Prole
Terminaon
Conguraon
This conguraon requires the use of
a Concentric Vent Terminaon.
WARNING
This conguraon requires the use of a
Concentric Vent Terminaon.
CAUTION
Tee not
permissible
for intake
terminaon
Tee not
permissible
for intake
terminaon
Combuson
Air
Single
Pipe
Exhaust and
combuson air
MUST NOT be
brought
together into
a single PVC
pipe using a
pipe ng.
Exhaust
Unbalanced venng.
Intake and exhaust
terminated on
dierent pressure
planes.