Rheem RTGH-84DVLN-2 - User Manual

95% CONDENSING
TANKLESS
WATER HEATER
AP18161-1 (11/16)
Do not destroy manual. Please read
carefully and keep in a safe place
for future reference.
CERTIFIED
R
WARNING:
This water heater is not suitable
for use in manufactured (mobile)
homes.
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.
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USE AND CARE MANUAL
With Installation Instructions
for the Installer
Condensing Direct Vent and Outdoor
199,900 Btu/hr, 180,000 Btu/hr and
157,000 Btu/hr Models

Rheem RTGH-84DVLN-2 Specifications

General

Brand	Rheem
Model	RTGH-84DVLN-2
Category	Water Heater
Language	English

Summary

Important Safety Information

Water Heater Venting Safety

Details hazards and requirements for venting a gas-fired water heater to the outdoors.

Water Supply Safety

Outlines dangers of hot water scalds and proper water supply conditions for safe operation.

Natural Gas and Liquefied Petroleum Safety

Covers safety precautions for natural gas and LP gas, including leak detection and handling.

Electrical Safety

Details shock hazards and safe electrical practices for water heater installation and maintenance.

General Installation and Maintenance Safety

Caring for Your Water Heater

Water Heater Inspections

Care and Cleaning

Preventive Maintenance

Draining the Water Heater

Provides step-by-step instructions for safely draining the water heater.

Freeze Protection

Troubleshooting Chart

Lists common problems, possible causes, and solutions for water heater issues.

Service Error Code Chart

Explains how to interpret and address error codes displayed by the water heater's diagnostic system.

Installation Instructions

Standards Compliance

Choosing a Location

Provides guidelines and warnings for selecting a safe and appropriate installation location.

Water Heater Installation

Venting for Direct-Vent Water Heater

Covers requirements and considerations for direct-vent water heater venting systems.

Gas Supply

Details gas supply system requirements, piping, and sizing procedures for proper operation.

Electrical Wiring

Details safety precautions and compliance requirements for electrical connections.

Installation Checklist

Recirculation Control

Start;Adjust

Setting the Water Temperature

Instructions for adjusting the water temperature settings on the remote control.

High-Altitude DIP Switch Adjustments

Error Code 88 Clearing