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AP15212-1 (08/10)

     

!

 

 

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 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.

—  

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 40, 50 Gallon

   Use & Care Manual

      With Installation Instructions for the Installer

Printed in USA

Water Heaters

DESIGN

CERTIFIED

®

®

W I T H   E L E C T R O N I C   C O N T R O L

Compliant with South Coast Air Quality Management District Rule 1121 10 ng/J NOx Emissions

Residential Gas - Low NOx Emissions

DO NOT RETURN 

this water heater to the store or place of purchase.  

If you need technical or installation assistance, please call the Technical Support 

Lines at 1-800-432-8373.

El manual en Español está disponible en www.rheem.com.

FVIR Certified

!

Warning: 

This water heater is not suitable 

for use in manufactured (mobile) homes!

Summary of Contents for PowerVent

Page 1: ...r 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 ho...

Page 2: ...re on your part can save you time and money over the life of your water heater You ll find many answers to common problems in the Troubleshooting Guide If you review the chart of Troubleshooting Tips...

Page 3: ...nts paint thinners etc and the vapors they produce are extremely dangerous DO NOT handle use or store gasoline or other flammable or combustible materials anywhere near or in the vicinity of a water h...

Page 4: ...for Hot Water SCALDS The illustration below details the approximate water temperature for each mark on the Gas Control Thermostat Temperature Dial D A N G E R HOT Water temperature over 125 can cause...

Page 5: ...LP gas must be used with great caution It is heavier than air and will collect first in lower areas making it hard to detect at nose level Before attempting to light the water heater make sure to look...

Page 6: ...installation For residential water heaters of a capacity greater than 52 gallons consult the local building jurisdiction for acceptable bracing procedures Have the installer show you the location of t...

Page 7: ...r heater to ignite until examined by a Qualified Service Technician DO NOT obstruct or block the flammable vapor sensor Rheem Water Heating FVIR certified gas water heaters can be installed on a resid...

Page 8: ...than one square inch per 4000 Btuh of the total input rating of all the appliances in the enclosure If horizontal ducts are used to communicate with the outdoors each opening must have a minimum net...

Page 9: ...dition and eliminating the repeated operation of the relief valve Other methods of controlling thermal expansion are also available Contact your installing contractor water supplier or plumbing inspec...

Page 10: ...cealed and should be protected from freezing No valve of any type restriction or reducer coupling should be installed in the discharge line To Fill the Water Heater Make certain that the drain valve i...

Page 11: ...pe gas shut offs are used they shall be T Handle type Compound used on the threaded joints of the gas piping must be of the type resistant to the action of LP gas Use compound sparingly on male thread...

Page 12: ...detailed in this manual have been met Carefully inspect the entire venting system for any signs of cracks or fractures particularly at the joints between elbows or other fittings and the straight len...

Page 13: ...rtical pipe one 1 90 elbow and two 2 feet of horizontal pipe Number of 90 elbows with Vent Number of 45 Elbows Maximum Vent Pipe Length in Feet ft 0 Maximum Altitude See chart on upper left One 1 None...

Page 14: ...reeze on the exterior wall under the eaves and on surrounding objects Some discoloration to the exterior of the building is to be expected However improper location or installation can result in sever...

Page 15: ...nal fitting and connect it as shown to the vent pipe on the exterior of the building Complete the rest of the vent pipe installation to the water heater s vent connector fitting on the blower outlet I...

Page 16: ...the joint with a rag Allow 15 minutes before handling Cure time will vary according to fit temperature and humidity NOTICE Stir the solvent cement frequently while using Use a natural bristle brush or...

Page 17: ...local codes or in the absence of local codes in accordance with latest edition of the National Electric Code ANSI NFPA No 70 Refer to the figures below for water heater internal wiring NOTE It is not...

Page 18: ...om the use of such unauthorized devices CAUTION If local codes require the application of an external insulation blanket to this water heater pay careful attention to the following so as not to restri...

Page 19: ...tion Air holes see diagram to the left DON T remove the Burner Access Door unless absolutely necessary This should only be done by a qualified service technician A new burner access door gasket must b...

Page 20: ...and free of leaks Gas line equipped with shut off valve union and sediment trap Approved pipe joint compound used Soap and water solution used to check all connections and fittings for possible gas l...

Page 21: ...Heating Installation Spring loaded check valve in heating unit hot water supply line and cold water return line not supplied with water heater NOTE This check valve is incorporated in some heating un...

Page 22: ...e Set the valve thermostat dial to LOW This appliance has an automatic spark ignition system DO NOT attempt to light the pilot by hand Wait five 5 minutes to clear out any gas If you smell gas stop Fo...

Page 23: ...ermostat setting to prevent contact with HOT water Water Temperature Setting The temperature of the water in the water heater can be regulated by turning the knob on the front of the gas control therm...

Page 24: ...ise young children or others who are incapacitated The gas control thermostat is constructed with a built in safety shut off device designed to shut off the gas supply to the burner if the main burner...

Page 25: ...er flames 8 The blower motor will stay energized for an additional 30 seconds after the control verifies that the burner flame is extinguished in order to clear combustion gases from the water heater...

Page 26: ...and pressure relief valve on the water heater discharges periodically this may be due to thermal expansion in a closed water system Contact the water supplier or your plumbing contractor on how to cor...

Page 27: ...d leak testing The burner chamber is a sealed area If the burner access door is removed the burner access door gasket must be replaced For cleaning remove the burner from the water heater A vacuum cle...

Page 28: ...Gas Caution in the Operating Instructions Anode Rod This water heater is equipped with an anode rod designed to prolong the life of the glass lined tank The anode rod is slowly consumed thereby elimin...

Page 29: ...Use a water heater size that meets the requirements heater will cause of your needs condensation Yellow flame Scale on top of the burner Contact a qualified service technician to remove scale or soot...

Page 30: ...ion Shutoff System Contact a qualified service technician tripped Water is too hot The gas control thermostat See the Water Temperature Setting of The Water is set too high Heater section of this manu...

Page 31: ...open 1 Replace gas valve control Six One Flash three second pause Failed trial for ignition Insufficient gas supply unstable pilot carbon buildup on electrode or wire pilot tube damage 1 Check gas sup...

Page 32: ...the rating plate Specify type of gas natural or LP as marked on the rating plate Part description as noted below and number of parts desired CAUTION For your safety DO NOT attempt repair of gas piping...

Page 33: ...arts The kit provides extra speed clips and tamper resistant screws Burner Access Door Assembly Burner Access Door Gasket Burner Pilot Bracket Screws Pilot Bracket Pilot Screw Burner Hex Nuts Pilot Tu...

Page 34: ...34 Notes...

Page 35: ...35 Notes...

Page 36: ...rbon monoxide detec tor with alarm and battery back up may be installed on the next adjacent floor level b In the event that the requirements of this subdivision can not be met at the time of completi...

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