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Rheem PowerVent - User Manual

Rheem PowerVent
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VACATION
VERY
HOT
WARM
ABC
COOLER
HOTTER
AP14460 (09/07)
!
FOR YOUR SAFETY!
Do not store or use gasoline or other
flammable vapors or liquids or other
combustible materials in the vicinity of this or
any other appliance. To do so may result in an
explosion or fire.
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 suppliers
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.
Improper installation, adjustment, alteration,
service or maintenance can cause property
damage, personal injury, or death. Refer to
this manual. Installation and service must be
performed by a qualified installer, service
agency or the gas supplier.
WARNING: If the information in these instructions is not followed exactly,
a fire or explosion may result causing property damage, personal injury or death.
!
The purpose of this manual is twofold: one, to provide the installer with the basic directions
and recommendations for the proper installation and adjustment of the water heater; and two,
for the owner–operator, to explain the features, operation, safety precautions, maintenance
and troubleshooting of the water heater. This manual also includes a parts list.
It is very important that all persons who are expected to install, operate or adjust this
water heater read the instructions carefully so they may understand how to perform
these operations. If you do not understand these instructions or any terms within it, seek
professional assistance.
Any questions regarding the operation, maintenance, service or warranty of this water heater
should be directed to the seller from whom it was purchased. If additional information is
required, refer to the section on “If you need service.”
Do not destroy this manual. Please read carefully and keep in a safe place for future
reference.
!
Recognize this symbol as an indication of Important Safety Information!
!
California Proposition 65 Warning: This product contains chemicals known to the
State of California to cause cancer, birth defects or other reproductive harm.
Residential 75 Gallon
Use & Care Manual
With Installation Instructions for the Installer
Printed in USA
Water Heaters
D
E
S
I
G
N
C
E
R
T
I
F
I
E
D
®
!
Warning: This water heater is not
suitable for use in manufactured (mobile) homes!
®
Residential Gas

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Questions and Answers

  • C
    Carla PetersenAug 13, 2025
    Why is there not enough hot water from my Rheem Water Heater?
    • A
      Allison PearsonAug 13, 2025
      There might be several reasons why your Rheem Water Heater isn't producing enough hot water. It could be due to high water usage exceeding the heater's capacity, so wait for it to recover. Check for leaking or open hot water faucets and ensure they are closed. Also, make sure the 'ON/OFF' switch is turned 'ON' and the blower is plugged in and has a verified 120VAC power supply. Low gas pressure could also be the cause; in that case, check the gas supply and manifold pressure.
  • W
    watsonnathanAug 16, 2025
    What to do if I am unable to light the main burner on my Rheem Water Heater?
    • J
      Jamie TaylorAug 16, 2025
      If you're unable to light the main burner on your Rheem Water Heater, ensure the pressure switch hose is not kinked. Due to safety reasons, for other potential issues such as air in the gas line, incorrectly positioned gas cock knob, blocked exhaust pipe, loose wire connections, tripped combustion shut-off device, or a gas control problem, it's best to contact a qualified service technician.
  • M
    Michelle SchmittAug 20, 2025
    How to adjust the temperature if the water is too hot in my Rheem Water Heater?
    • J
      Joseph PerryAug 20, 2025
      If the water from your Rheem Water Heater is too hot, the gas control (thermostat) may be set too high. Refer to the 'Water Temperature Setting' section of the manual. If the issue persists, the gas control (thermostat) may be defective, and you should contact a qualified service technician to replace it.
  • M
    Mrs. Tracy WilliamsAug 25, 2025
    Why doesn't the main burner stay lit on my Rheem Water Heater?
    • F
      Felicia ShawAug 25, 2025
      If the main burner on your Rheem Water Heater doesn't stay lit, it could be that the gas controls (thermostat’s) single-use gas shut-off device has opened, or the combustion shutoff device has tripped. In both cases, contact a qualified service technician.
  • E
    Eddie CollinsAug 28, 2025
    Why is the flame yellow on my Rheem PowerVent?
    • M
      Matthew HernandezAug 28, 2025
      A yellow flame or soot on your Rheem Water Heater can be due to a few reasons. Scale may have formed on top of the burner, in which case you should contact a qualified service technician to remove it. Another cause could be restricted flue or combustion air inlet openings; remove any obstructions or debris from these openings on the water heater jacket. Insufficient combustion or ventilation air supplied to the water heater location may also be the reason.
  • C
    caroljohnsonAug 31, 2025
    How to fix a rumbling noise in my Rheem Water Heater?
    • J
      jesus51Aug 31, 2025
      A rumbling noise in your Rheem Water Heater is likely caused by scale and sediment buildup. To resolve this, drain the water heater to remove the scale and sediment.
  • B
    barbermichelleSep 4, 2025
    What to do if the relief valve on my Rheem PowerVent Water Heater is producing a popping noise or draining?
    • S
      suzannewhiteSep 4, 2025
      If the relief valve on your Rheem Water Heater is producing a popping noise or draining, it indicates a pressure build-up caused by thermal expansion in a closed system. This is an unacceptable condition that must be corrected. Contact the water supplier or a plumbing contractor for assistance. Do not plug the relief valve outlet.
  • B
    Brian SimonSep 7, 2025
    Why is there condensation on my Rheem PowerVent Water Heater?
    • J
      Janice BondSep 7, 2025
      Condensation on your Rheem Water Heater is usually normal, especially when the water in the tank is warming up, and it should disappear over time. Excessive condensation can cause the main burner to go out. If the condition persists, inspect the piping and fittings for leaks. Also, ensure that the water heater size meets your needs.

Summary

Residential Gas Water Heater Introduction

General Safety Warnings and Gas Leak Procedures

Essential safety precautions, including handling flammable vapors and gas leak procedures.

Safety Information and Definitions

Critical Safety Instructions

Flammable Vapor Sensor and Venting Safety

Safety regarding the flammable vapor sensor and proper venting procedures.

Water Temperature Safety

Water Temperature Setting and Scald Hazards

Dangers of high water temperatures and scald prevention measures.

Gas Type and Leak Safety

LP vs. Natural Gas and Suspected Gas Leaks

Safety for LP/natural gas and procedures for suspected gas leaks.

General Installation Safety

Installing the Water Heater: Location

Gas Supply Installation and Testing

Gas Supply, Leak Testing, and High Altitude

Connecting gas, testing for leaks, and high altitude considerations.

Venting and Blower Assembly Installation

Venting Requirements and Blower Assembly

Proper venting procedures and installation of the blower assembly.

Venting Length Specifications

Vent Terminal Location

Water Heater Wiring

Wiring Diagrams and Connections

Connection diagrams and schematic for water heater wiring.

Installation Checklist

Operating the Water Heater: Lighting

Operating Instructions and Shut-off Procedure

Steps for starting, operating, and safely shutting off the water heater.

Water Heater Operation and Temperature Control

Operating Procedure and Temperature Setting

How to operate the unit and adjust the water temperature setting.

Water Temperature Adjustment

Adjusting Temperature and Scald Risk Chart

Guide to adjusting temperature and understanding scald risks.

Water Heater Sequence of Operation

Troubleshooting Common Problems

Ignition and Burner Stability Problems

Troubleshooting ignition failures and main burner not staying lit.

Troubleshooting Operational Issues

Gas Valve LED Error Codes

Service Information and Support

Rheem PowerVent Specifications

General IconGeneral
BrandRheem
ModelPowerVent
CategoryWater Heater
LanguageEnglish

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