Maytag HV640HBVITCGA, HV650HBVITCGA, HV640YBVITCGA, HV650YBVITCGA manual Insulation Blankets

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and 12" (30.5 cm) from the top. (Standard clearance.) If clearances stated on the heater differ from standard clearances, install water heater according to clearances stated on the heater.

Adequate clearance for servicing this appliance should be considered before installation, such as changing the anodes, etc.

A minimum clearance of 5" (12.7 cm) must be allowed for access to replaceable parts such as the thermostats, drain valve and relief valve.

When installing the heater, consideration must be given to proper location. Location selected should be as close to the wall as practicable and as centralized with the water piping system as possible.

FIGURE10.

A gas water heater cannot operate properly without the correct amount of air for combustion. Do not install in a confined area such as a closet, unless you provide air as shown in the “Facts to Consider About the Location” section. Never obstruct the flow of ventilation air. If you have any doubts or questions at all, call your gas supplier. Failure to provide the proper amount of combustion air can result in a fire or explosion and cause death, serious bodily injury, or property damage.

FIGURE11.

If this water heater will be used in beauty shops, barber shops, cleaning establishments, or self-service laundries with dry cleaning equipment, it is imperative that the water heater or water heaters be installed so that combustion and ventilation air be taken from outside these areas.

Propellants of aerosol sprays and volatile compounds, (cleaners, chlorine based chemicals, refrigerants, etc.) in addition to being highly

flammable in many cases, will also react to form corrosive hydrochloric acid when exposed to the combustion products of the water heater. The results can be hazardous, and also cause product failure.

INSULATION BLANKETS

Insulation blankets are available to the general public for external use on gas water heaters but are not necessary with Maytag products. The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank heaters. Your Maytag water heater meets or exceeds the National Appliance Energy Conservation Act standards with respect to insulation and standby loss requirements, making an insulation blanket unnecessary.

Should you choose to apply an insulation blanket to this heater, you should follow these instructions (For identification of components mentioned below, see Figure 1). Failure to follow these instructions can restrict the air flow required for proper combustion, potentially resulting in fire, asphyxiation, serious personal injury or death.

Do not apply insulation to the top of the water heater, as this will interfere with safe operation of the blower assembly.

Do not cover the outer door, thermostat or temperature & pressure relief valve.

Do not allow insulation to come within 2" (5.1 cm) of the floor to prevent blockage of combustion air flow to the burner.

Do not cover the instruction manual. Keep it on the side of the water heater or nearby for future reference.

Do obtain new warning and instruction labels from Maytag for placement on the blanket directly over the existing labels.

Do inspect the insulation blanket frequently to make certain it does not sag, thereby obstructing combustion air flow.

COMBUSTION AIR AND VENTILATION FOR APPLIANCES LOCATED IN UNCONFINED SPACES

UNCONFINED SPACE is space whose volume is not less than 50 cubic feet per 1,000 Btu per hour (4.8 cubic meters per kW) of the aggregate input rating of all appliances installed in that space. Rooms communicating directly with the space in which the appliances are installed, through openings not furnished with doors, are considered a part of the unconfined space.

In unconfined spaces in buildings, infiltration may be adequate to provide air for combustion, ventilation and dilution of flue gases. However, in buildings of tight construction (for example, weather stripping, heavily insulated, caulked, vapor barrier, etc.), additional air may need to be provided using the methods described in “CombustionAir and Ventilation for Appliances Located in Confined Spaces.”

COMBUSTION AIR AND VENTILATION FOR APPLIANCES LOCATED IN CONFINED SPACES

CONFINED SPACE is a space whose volume is less than 50 cubic feet per 1,000 Btu per hour (4.8 cubic meters per kW) of the aggregate input rating of all appliances installed in that space.

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Contents HV640YBVITCGA HV650YBVITCGA HV640HBVITCGA HV650HBVITCGA Series SixImportant Definitions Safe INSTALLATION, USE and ServiceSafety Precautions Table of Contents Customer Responsibilities Product SpecificationsPreparing for the Installation Attempting to Install or Operate the Water HeaterMaterials and Basic Tools Needed AccessoriesPropane HOT Surface Igniter & Main Burner Typical InstallationNatural HOT Surface Igniter & Main Burner Mixing Valve Usage Removing the Old Water Heater Installation InstructionsFacts to Consider about the Location Insulation Blankets ALL AIR from Inside Buildings See Hotter Water can Scald Water PipingValve and Pipe Insulation if supplied TEMPERATURE-PRESSURE Relief ValveGAS Piping GAS Piping with FlexibleconnectorFilling the Water Heater Blower Assembly InstallationSequenceofinstallation Sediment TrapsVenting and Installation Vent Connections to Blower AssemblyMaximum Vent Lengths CondensationVenting Vent Terminal InstallationVertical Vent Restrictions Vertical Vent Through RoofRecommended BRUSH* Size for Primer Cement Applications Vent Pipe PreparationStep G StepbStepe StepfWhat to do if YOU Smell GAS PowerbeforeservicingOperating Instructions Do not try to light the burner by handTemperature Setting Burns on Adult Skin Temperature RegulationOperational Conditions For Your InformationStart UP Conditions Burner Operation and Inspection Service and AdjustmentBurner Cleaning Venting System InspectionAnode ROD Inspection Draining TEMPERATURE-PRESSURE Relief Valve OperationDrain Valve Washer Replacement ServiceLeakage Checkpoints Water Heater Control Troubleshooting GuidelinesTroubleshooting Guidelines HV640YBVITCGA Repair Parts ListBurner Assembly Outer Door Alternate Maytag GAS Water HeaterTo Receive Warranty Service Full ONE Year WarrantyLimited Parts Warranty Limited Tank Warranty Against Leaks