Installation and Operation Manual






WARNING
FRONT VIEW
Flame Rod
Blue Flame
SATISFACTORY
82 Rinnai Tankless Water Heater Installation and Operation Manual
MOTORS




TEMPERATURE CONTROLLER


LIME/SCALE BUILD-UP






The water must be potable, free of corrosive
chemicals, sand, dirt, or other contaminates. It
is up to the installer to ensure the water does
not contain corrosive chemicals, or elements
that can a󰀨ect or damage the heat exchanger.
Water that contains chemicals exceeding the
levels required a󰀨ect and damage the heat
exchanger. Replacement of the heat exchanger
due to water quality damage is not covered by
the warranty.
SNOW ACCUMULATION
• 




• 


COASTAL INSTALLATIONS






FILTERS
• Water Filter

󰀨





• Air Filter

PRESSURE RELIEF VALVE







VISUAL INSPECTION OF FLAME







Figure 91