Rheem RMTG-66DV, P), PH-25RDVS Insulation Blankets, Hot and Cold Pipe Insulation Installation

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WARNING: If local codes require external application of insulation blanket kits the manufacturer’s instructions included with the kit must be carefully followed.

Insulation Blankets

Insulation blankets, available to the general public for external use on gas water heaters, are not necessary.. The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank heaters.. This water heater does not store water making an insulation blanket unnecessary..

The manufacturer’s warranty does not cover any damage or defect caused by installation, attachment or use of any type of energy saving or other unapproved devices (other than those authorized by the manufacturer) into, onto or in conjunction with the water heater.. The use of unauthorized energy saving devices may shorten the life of the water heater and may endanger life and property..

The manufacturer disclaims any responsibility for such loss or injury resulting from 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 restrict the proper function and operation of the water heater:

Do not cover the air inlet, flue outlet or operating and warning labels attached to the water heater or attempt to relocate them on the exterior of insulation blanket..

Hot and Cold Pipe Insulation Installation

NOTICE: The hot and cold pipes should be insulated as shown to provide additional freeze protection.

WARNING: In case the pipe insulation is not rated for the appropriate weather conditions install electric heat tracing or equivalent to prevent freezing of the pipes. Do not insulate or block drain valve on the hot outlet fitting. If the pipes are allowed to freeze, the water heater and the pipes may malfunction or leak due to freezing water.

Drain Valve

Hot Water Service

Cold Water

Valve

Service Valve

Pressure Relief

Pipe Insulation

Valve

 

Drain Water

Water Inlet

Outlet

 

For increased energy efficiency, use pipe

to insulate all the way to the top.. Do not

insulation.. Please install the insulation

cover any drain or pressure relief valve(s)..

according to the diagram above, making sure

During Installation of this water heater…

Do’s

Do follow all installation instructions covered in this manual..

Do check inlet gas pressure to ensure that it is within the range specified on the rating plate..

Do provide adequate air for combustion and ventilation as discussed in the Use & Care Manual and the National Fuel Gas Code (CSA B149 in Canada)..

Do maintain proper clearances to combustibles and non-combustibles as specified on the nameplate..

Do ensure that the venting system complies with the guidelines found in the Use & Care Manual and National Fuel Gas Code (CSA B149 in Canada)..

Do contact local gas company to ensure gas meter and gas piping are adequately sized..

Do use teflon tape on water line connections and fittings..

Don’ts

Don’t block or restrict Air Intake Openings..

Don’t remove the front cover unless absolutely necessary.. This should only be done after being examined by a qualified service technician..

Don’t install this product where standing water may occur..

Don’t use pipe dope on water line connections and fittings..

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Contents Tankless Water Heater For Your Records Install and properly vent the water heater…  & # 0 Natural gas and liquefied petroleum models For Installations in the State of California Location of Water Heater Installing the water heaterInspect Shipment Corrosive AtmospheresVenting Lengths VentingDraining the Condensate Venting Through Closed SpacesAppliance Vent Adapter Horizontal Vent Terminal Location Canadian Installations US InstallationsAdditional Considerations Indoor Water HeaterHorizontal Vent Installation Vertical Vent Termination Location Vertical Vent InstallationWater Supply Connections Mounting the Water HeaterThermal Expansion Cold and hot water connections Lines.Air Drain Valve Shown on Right without Tubing Relief ValveHigh Altitude Leak TestingPressure Testing the Gas Supply System Gas SupplyRemote Control Installation Projections Electrical Connection Power CordPer Foot Downward Pitch Typical Installation of Water Heater Venting RequiredInsulation Blankets Hot and Cold Pipe Insulation InstallationDuring Installation of this water heater… Indoor Water Heater Location Installation Check ListLighting the water heater Time/Temperature Relationship in Scalds Safety PrecautionsWater Temperature Setting Water Temperature Setting… Housekeeping Routine Preventative MaintenanceCondensate Trap Inspection Venting System InspectionBurner Inspection Vacation and Extended Shut-DownFreeze Protection Draining the Water HeaterBefore You Call For Service… Error Code Guide Replacement Parts 135F 57C DIP If YOU Need Service