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Rheem RTGH-84V User Manual

Rheem RTGH-84V
72 pages
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94% CONDENSING
TANKLESS
WATER HEATER
AP15896-1(11/10)
Printed in USA
*All models available for natural gas (N) or
propane gas (P) usage.
Do not destroy manual. Please
read carefully and keep in a
safe place for future reference.
CERTIFIED
R
Direct Vent
Models
Rheem/EcoSense
RTGH-95DV*
RTGH-84V*
ECOH200DV*
ECOH160DV*
Paloma/Wai Wela
PHH-32RDV*
PHH-25RDV*
Ruud
RUTGH-95DV*
RUTGH-84DV*
Richmond
RMTGH95DV*
RMTGH84DV*
Outdoor
Models
Rheem/EcoSense
RTGH-95X*
RTGH-84X*
ECOH200X*
ECOH160X*
Paloma/Wai Wela
PHH-32ROF*
PHH-25ROF*
Ruud
RUTGH-95X*
RUTGH-84X*
Richmond
RMTGH95X*
RMTGH84X*
WARNING:
If the information in these
instructions is not followed
exactly, a fire or explosion
may result, causing death,
personal injury, or property
damage.
For Your Safety!
Do not store or use gasoline
or other flammable vapors
and liquids in the vicinity of
this or any other appliance.
To do so may result in an
explosion or fire.
Installation and service
must be performed by a
qualified installer, service
agency, or the gas supplier.
What to Do If
You Smell Gas
Do not try to light any
appliance.
Do not touch any electrical
switch; do not use any
phone in your building.
Immediately call your gas
supplier from a neighbor’s
phone. Follow the gas
supplier’s instructions.
If you cannot reach your
gas supplier, call the fire
department.
Do not return to your home
until authorized by the gas
supplier or fire department.
D
E
S
I
G
N
C
E
R
T
I
F
I
E
D
®
USE AND CARE MANUAL
With Installation Instructions
for the Installer
Water Heaters for Other Than
Recreational Vehicle Installation Only
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Rheem RTGH-84V Specifications

General IconGeneral
TypeTankless Water Heater
Maximum Flow Rate8.4 GPM
Weight75 lbs
GPM at 35°F Rise8.4 GPM
Voltage120 V
Amperage0.5 A
Thermal Efficiency82%
VentingDirect Vent
Fuel TypeNatural Gas
Maximum BTU Input180, 000 BTU
Ignition TypeElectronic
Gas Connection3/4 inch
Water Connection3/4 inch
Maximum BTU180, 000 BTU

Summary

Safety Information

What to Do If You Smell Gas

Immediate actions to take if you suspect a gas leak, including safety warnings and procedures.

Important Safety Information

General safety warnings, symbols, and definitions for hazard levels like DANGER, WARNING, CAUTION, and NOTICE.

Water Heater Venting Safety

Critical safety information regarding the proper installation and function of the venting system.

Water Supply Safety

Guidelines and warnings concerning water temperature, connections, and potential hazards.

Natural Gas and Liquefied Petroleum Safety

Specific safety precautions for handling and operating the water heater with natural gas or LP.

Electrical Safety

Warnings and precautions to prevent electric shock during installation, service, or operation.

Product Information

Specifications

Detailed technical specifications for different models, including gas types, pressures, and dimensions.

General Descriptions

Illustrations and descriptions of the main components and connections of the water heater.

Typical Direct-Vent Water Heater

Diagram illustrating the typical setup and venting requirements for direct-vent models.

Using Your Water Heater

Setting the Water Temperature

Instructions and warnings on adjusting the water temperature for safety and optimal performance.

Safety Precautions

General safety guidelines to follow during the operation of the water heater.

Caring for Your Water Heater

Water Heater Inspections

Guidance on performing annual inspections of the venting system and other components.

Care and Cleaning

Procedures for cleaning the water heater, remote control, and water filter.

Preventive Maintenance

Recommendations for routine user and professional maintenance tasks.

Troubleshooting Chart

A guide to diagnosing and resolving common problems with the water heater.

Installation Instructions

Standards Compliance

Requirements for adhering to national, local, and utility company codes during installation.

Choosing a Location

Guidelines for selecting a safe and appropriate installation site, considering clearances and hazards.

Venting for Direct-Vent Water Heater

Detailed instructions and requirements for installing the venting system for direct-vent models.

Water Supply

Instructions and precautions for connecting the water heater to the water supply system.

Gas Supply

Guidelines and procedures for connecting the water heater to the gas supply.

Electrical Wiring

Instructions and safety warnings for the electrical connections and power supply.

Lighting the Water Heater

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

Setting the Water Temperature

Procedure for adjusting the water temperature using the remote control.

High-Altitude DIP Switch Adjustments

Instructions for adjusting DIP switches for proper operation at high altitudes.

Parts Replacement

Parts Ordering

Information required and procedures for ordering replacement parts for the water heater.

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