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Rheem RTGH-84X User Manual

Rheem RTGH-84X
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

Other manuals for Rheem RTGH-84X

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Rheem RTGH-84X Specifications

General IconGeneral
TypeTankless
Fuel TypeNatural Gas
Maximum Flow Rate8.4 GPM
Energy Factor0.93
Weight66 lbs
Fuel Type (Alternative)Propane
Energy Factor (UEF)0.82
GPM at 35°F Rise8.4 GPM
GPM at 45°F Rise6.6 GPM
Voltage120 V
Ignition TypeElectronic
Minimum Activation Flow0.4 GPM
Maximum Inlet Water Temperature140°F
Gas Connection3/4 inch
Water Connection3/4 inch NPT
VentingDirect Vent
Maximum BTU Input199, 000 BTU/hr

Summary

Safety Information and Procedures

What to Do If You Smell Gas

Steps to follow in case of a gas leak detection.

Important Safety Information

Crucial safety guidelines and warnings for the user and installer.

Safety Precautions

General safety precautions to minimize risks.

Water Heater Venting Safety

Critical safety guidelines for the water heater's venting system.

Water Supply Safety

Essential safety measures related to the water supply.

Natural Gas and Liquefied Petroleum Safety

Safety protocols for natural gas and LP fuel.

Electrical Safety

Precautions to prevent electrical hazards.

General Installation and Maintenance Safety

Overarching safety rules for installation and maintenance.

Product Information

For Your Records

Details about the water heater for user records.

Specifications – Direct-Vent Models

Technical specifications for direct-vent models.

Specifications – Outdoor Models

Technical specifications for outdoor models.

General Descriptions

Overview of the water heater's components and diagrams.

Using Your Water Heater

Safety Precautions

General safety precautions to minimize risks during operation.

Setting the Water Temperature

Instructions for adjusting the water temperature setting.

Caring for Your Water Heater

Water Heater Inspections

Procedures for inspecting the water heater's components.

Care and Cleaning

Guidelines for cleaning the water heater and its parts.

Preventive Maintenance

Recommendations for routine maintenance to ensure proper function.

Draining the Water Heater

Steps for safely draining the water heater.

Troubleshooting Chart

Guide to diagnosing and fixing common water heater problems.

Call for Assistance

Information and steps for obtaining service or assistance.

Installation Instructions

Standards Compliance

Requirements and codes for proper installation.

Choosing a Location

Guidelines for selecting a safe and appropriate installation site.

Product Inspection

Steps for inspecting the unit and included parts before installation.

Water Heater Installation

Procedures for installing the water heater, including corrosive atmospheres.

Mounting the Water Heater

Instructions for securely mounting the water heater to the wall.

Venting for Direct-Vent Water Heater

Detailed instructions and requirements for venting the unit.

Horizontal Vent Terminal Location

Guidelines for positioning the vent terminal horizontally.

Vertical Vent Installation

Procedures for installing the vent system vertically through the roof.

Water Supply

Requirements and procedures for connecting the water supply.

Gas Supply

Instructions and requirements for connecting the gas supply.

Electrical Wiring

Guidelines and procedures for electrical connections.

Installation Checklist

A comprehensive checklist for ensuring a correct installation.

Lighting the Water Heater

Step-by-step guide for safely starting the water heater.

Setting the Water Temperature

Instructions for adjusting the water temperature setting.

Parts Replacement

Parts Ordering

Information and procedures for ordering replacement parts.

Direct-Vent Gas Components

Illustrated list of components for direct-vent models.

Outdoor Gas Components

Illustrated list of components for outdoor models.

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