Rinnai c199e - Page 22

22 C199 Manual
Common Venng (indoor commercial applicaons only)
There are two opon in which Indoor units can be common vented:
Opon 1. Direct Common Vent
Opon 2. Common Vent with Room air for combuson (must terminate vercally)
(For informaon regarding parts and installaon informaon )
In common vent conguraons (roof-exhaust / sidewall-inlet and room air) exhaust
MUST terminate vercally.
ATTENTION
Opon 1.
Vercal Vent
and Horizontal
Air Intake
Exhaust
Combuson
Air
Opon 2. Room air for combuson
(must terminate vercally)
Exhaust
Back to Back Installaon
Opon 1.
Parallel Terminaon
Exhaust
Combuson Air