2 V53De Manual
Table of Contents
This is the safety alert symbol. This symbol alerts you to potenal hazards that can kill or hurt you
and others.
Indicates an imminently hazardous situaon which, if not avoided, will result in death or
serious injury.
Indicates a potenally hazardous situaon which, if not avoided, could result in death or
serious injury.
Indicates a potenally hazardous situaon which, if not avoided, could result in minor or
moderate injury. It may also be used to alert against unsafe pracces.
DANGER
CAUTION
WARNING
Table of Contents ..................................................... 2
Safety Behaviors and Pracces for the
Consumer and Installer ............................................ 3
Installaon Instrucons
(for the licensed professional) .............................. 4
Prepare for Installaon ...................................... 5
Determine Installaon Locaon ........................ 5
Water Quality .................................................... 5
Checklist to Determine Installaon Locaon .... 8
Freeze Protecon .............................................. 8
Mount to Wall ................................................... 8
Remove the Front Panel .................................... 9
Installaon of Plumbing ..................................... 9
Checklist for Plumbing ..................................... 11
Installaon of Gas Supply ................................ 11
Connect Electricity ........................................... 13
Adjust for High Altude ................................... 13
Checklist for Gas and Electricity ...................... 13
Installaon of Temperature Controller ........... 14
Mounng the Controller ........................................ 15
Final Checklist ......................................................... 16
Technical Data ........................................................ 17
Specicaons ................................................... 17
Dimensions ....................................................... 18
Pressure Drop and Water Flow Curves ............ 19
Ladder Diagram ................................................ 20
Operaon Instrucons ....................................... 21
Consumer Operaon Guidelines for the
Safe Operaon of your Water Heater .............. 22
How to Use the Temperature Controller ......... 23
How to Set the Temperature ........................... 24
Diagnosc Codes .............................................. 27
Required Maintenance..................................... 29
Freeze Protecon and Winterizing ........... 30
Flushing the Heat Exchanger ..................... 31
Manual Draining of the Water Heater ...... 32
Limited Warranty .................................................... 33
Important Safety Informaon
Safety Denions
NOTICE: Rinnai somemes shares customer contact informaon with businesses that we believe provide
products or services that may be useful to you. By providing this informaon, you agree that we can
share your contact informaon for this purpose. If you prefer not to have your informaon shared with
these businesses, please contact customer service and ask not to have your informaon shared. We
will however, connue to contact you with informaon relevant to the product(s) you registered and/
or you account with us.
If you have any quesons or feel that the manual is incomplete contact Rinnai at 1-800-621-9419.