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Rinnai REU-N2934FF-US User Manual

Rinnai REU-N2934FF-US
92 pages
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Model/Serial #
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U334-0771X02(00)
INTERNAL INDOOR MODELS:
RUi REUNFFUS
RUi REUNFFUS
RUiREUNFFUS
RUi REUNFFUS
EXTERNAL OUTDOOR MODELS:
RUe REUNWUS
RUe REUNWUS
RUe REUNWUS
RUeREUNWUS
Tankless Water Heater (Residential)
Installation and Operation Manual
ANSI Z21.10.3 ● CSA 4.3
06000012336368

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Rinnai REU-N2934FF-US Specifications

General IconGeneral
TypeTankless
Gas TypeNatural Gas
Maximum BTU Input199, 000 BTU
Minimum BTU Input15, 000 BTU
Energy Factor0.82
Vent Size3" or 4"
Ignition TypeElectronic Ignition
Temperature Range98°F to 140°F
Electrical Requirements120V / 60Hz
Warranty12 years heat exchanger, 5 years parts, 1 year labor

Summary

Safety

WARNING

Critical warnings about fire, explosion, property damage, personal injury, or death.

AVERTISSEMENT

French version of critical warnings about fire, explosion, property damage, personal injury, or death.

Install the Water Heater

Installation Guidelines

General guidelines and requirements for installing the water heater.

Installation Prohibitions (DO NOT)

Lists critical installation prohibitions and warnings.

Choose an Installation Location

Guidance on selecting an appropriate location considering water quality and environment.

Freeze Protection

Instructions and recommendations for protecting the unit from freezing.

Clearances

Specifies required clearances to combustibles and non-combustibles.

Vent the Water Heater

General guidelines, sequences, and considerations for water heater venting.

Direct Vent Terminations

Lists approved manufacturers and products for direct vent systems.

Non-Direct Vent Clearances

Details termination clearances for room air and external venting.

Room Air Combustion Air Requirements

Explains requirements for combustion air and potential hazards.

Connect Water Supply

Guidelines and instructions for connecting the potable water supply.

Connect the Gas Supply

Instructions for connecting the gas supply and performing tests.

Configure Parameter Settings

Instructions for adjusting parameter settings on the PC board and controller.

Operation

Safety Precautions

Safety precautions to follow before and during operation.

Operating Instructions

Step-by-step instructions for safely operating the water heater.

Diagnostic Codes

How to display and interpret diagnostic codes for troubleshooting.

Maintenance

Flushing the Heat Exchanger

Instructions for flushing the heat exchanger to remove lime/scale build-up.

Warranty

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