Installation Manual

36 Rinnai M-Series Condensing Boiler Solo Manual
Rinnai cauons against installing the boiler in applicaons with venng in
dierent pressure planes. It is possible to have poor performance with this
installaon.
Slope horizontal exhaust 1/4 in. per foot towards the boiler. DO NOT slope combuson air pipe
towards the boiler.
2 in. or 3 in.
PVC/CPVC
IPEX / Royal
Concentric
Side Wall
Terminaon
Conguraon
2 in. or 3 in.
PVC/CPVC
IPEX /Royal
Concentric
Vercal
Terminaon
Conguraon
2 in. or 3 in.
Schedule 40
PVC/CPVC
Snorkel
Terminaon
Conguraon
2 in. or 3 in.
Schedule 40
PVC/CPVC
Standard
Upside Down
"U" Vercal
Terminaon
Conguraon
2 in. or 3 in.
Schedule 40
PVC/CPVC
Elbow or Tee
Side Wall
Terminaon
Conguraon
2 in. or 3 in.
Schedule 40
PVC/CPVC Tee
Vercal
Terminaon
Conguraon
2 in. or 3 in.
PVC Low
Prole
Terminaon
Conguraon
This conguraon requires the use of
a Concentric Vent Terminaon.
WARNING
This conguraon requires the use of a
Concentric Vent Terminaon.
CAUTION
Tee not
permissible
for intake
terminaon
Tee not
permissible
for intake
terminaon
Combuson
Air
Single
Pipe
Exhaust and
combuson air
MUST NOT be
brought
together into
a single PVC
pipe using a
pipe ng.
Exhaust
Unbalanced venng.
Intake and exhaust
terminated on
dierent pressure
planes.