A.O. Smith G6-PVT4050NV Installation Instructions And Use & Care Manual Download

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2 • Residential Gas Water Heater Use and Care Guide

COMPLETED INSTALLATION (TYPICAL)

Vent Termination Hood

Wall Plate

Inlet Water

Shut-off Valve

Inlet Water

Shut-off Valve

Temperature and Pressure

Relief Valve

Combo Heating System

Supply Outlet (Optional)

Discharge Pipe

Combo Heating System

Supply Return Inlet (Optional)

Floor Drain

Drain Pan

Manual Gas

Shut-off

Drip Leg

Gas Control Valve/

Thermostat

Hot Outlet

Cold Inlet

Vent Pipe

Summary of Contents for G6-PVT4050NV

Page 1: ...on operation or service can damage the water heater your house and other property and present risks including fire scalding electric shock and explosion causing serious injury or death Residential Gas...

Page 2: ...Inlet Water Shut off Valve Inlet Water Shut off Valve Temperature and Pressure Relief Valve Combo Heating System Supply Outlet Optional Discharge Pipe Combo Heating System Supply Return Inlet Optiona...

Page 3: ...a fuel gas and carbon monoxide detector This product is certified to comply with a maximum weighted average of 0 25 lead content as required in some areas DANGER indicates a hazardous situation that i...

Page 4: ...lves tem perature limiting valves at each point of use These valves automati cally mix hot and cold water to limit the temperature at the tap Mixing valves are available at your local plumbing supplie...

Page 5: ...ident will show a discoloration on the flame arrestor and require replacement of the entire water heater Improper installation or an inadequate air supply can also cause the FVIR system to disable the...

Page 6: ...burning of fuels such as coal wood charcoal oil kerosene propane and natural gas Breathing excessive and abnormal amounts of carbon monoxide can cause carbon monoxide poisoning resulting in serious i...

Page 7: ...er pipes you may purchase a Gas Water Heater Hook Up Kit available at your local plumbing supplier with compres sion fittings that do not require soldering This kit includes two 12 flex water lines an...

Page 8: ...gated end of the vent piping connects to the top of the water heater and the opposite end connects to the vent termination hood which will be mounted on the exterior wall see Figure 4 Figure 4 shows t...

Page 9: ...t Cut a clearance hole approximately 7 in diameter through the exterior wall for the vent assembly The recommended height is 64 for 40 gallon models or 73 for 50 gallon models as measured from the hol...

Page 10: ...en secure the vent terminal to the exterior wall with 4 screw anchors included appropriate for the type of wall construction Caulk the junction of the vent terminal base plate and the exterior wall wi...

Page 11: ...and secure with the gear clamp Pull the free end of the corrugated pipe past the gear clamp and secure with one sheet metal screw see Figure 13 Smooth Easy Curve Apply silicone to Airbox before attac...

Page 12: ...to determine if your new water heater can be retrofitted to an existing vent termination hood Vent Termination Hood Application A 11 13 16 7 Figure 19 American Vent Termination Hood A A current Ameri...

Page 13: ...Piping 1 Install a readily accessible manual shut off valve in the gas supply line as recommended by the local utility Know the location of this valve and how to turn off the gas to this unit 2 Instal...

Page 14: ...t outlet connections for use with space heating applications If this water heater is to be used to supply both space heating and domestic potable drinking water the instructions listed below must be f...

Page 15: ...ming cold water supply line and adjust the water pressure control to between 50 and 60 psi If your home does not have a Pressure Reducing Valve install a PRV on the home s main water supply line and s...

Page 16: ...l plumbing supplier under the water heater to catch conden sation or leaks from the piping connections or tank Most codes require and we recommend install ing the water heater in a metal drain pan tha...

Page 17: ...lding codes NOTICE The state of California requires bracing anchoring or strapping the water heater to avoid its moving during an earthquake Contact local utilities for code requirements in your area...

Page 18: ...ischarge pipe but do not reuse the old T P Relief Valve A new T P Relief Valve comes with your new water heater Figure 34 Removing the T P Relief Valve discharge pipe 10 Allow the vent pipe and draft...

Page 19: ...tions or tank The drain pan must be at least two inches wider than the diameter of the water heater Install the drain pan so the water level is limited to a maximum depth of 1 4 Verify the water heate...

Page 20: ...Pressure Relief Valve Discharge Pipe Do not place any valve or other re striction between the tank and T P Relief Valve Do not cap block plug or insert any valve between the T P Relief Valve and the e...

Page 21: ...in your home Most homes use copper water pipes but some use CPVC or cross linked polyethylene PEX Use fittings appropriate for the type of pipe in your home Do not use iron or PVC pipe they are not su...

Page 22: ...Install Vent Pipe 1 Install the new vent pipe on top of the water heater Do not reuse the vent pipe from the old water heater but rather use the new one that came with your new water heater Follow Ven...

Page 23: ...stricter plate installed on heater flue outlet as applicable Inside pipe 3 and outside pipe 6 securely fastened to water heater with silicone and gear clamps Not obstructed in any way Vent Termination...

Page 24: ...utes 6 Repeat lighting steps 2 through 5 at least two additional times or until the Status Light starts flashing once every three seconds Wait 10 minutes between lighting attempts 7 A solid Status Lig...

Page 25: ...heat from sources such as solar collectors ambient air and the pilot light can result in temperatures higher than the thermostat set point WARNING Higher temperatures increase the risk of scalding but...

Page 26: ...wer control check other faucets in the house for hot water Water heater s capacity too small or usage too high Reversed plumbing connections or melted dip tube usually found soon after new installatio...

Page 27: ...harge pipe and do not operate the water heater without a functioning T P Relief Valve this could cause an explosion Water Pressure Too High High water pressure can cause the T P Relief Valve to drip I...

Page 28: ...to relight Pilot by following the lighting instructions on the water heater s label NOTE This gas control valve thermostat has built in circuitry that requires waiting 10 minutes between lighting att...

Page 29: ...ermostat knob is set to OFF Wait one minute Remove the outer door Look through the sight glass for a pilot flame If a pilot flame is observed with the gas control valve thermostat knob set to the OFF...

Page 30: ...e hose in a drain outside or in buckets Note that sediment in the bottom of the tank may clog the valve and prevent it from draining If you cannot get the tank to drain contact a qualified person 5 Tu...

Page 31: ...ove any flammable corrosive or combustible materials near the water heater If you lack the necessary skills required to properly perform this visual inspection or if the burner needs to be cleaned get...

Page 32: ...let and use it to turn the gas control valve thermostat counterclockwise Do not use pipe wrench or equivalent to grip body Damage may result causing leaks Do not insert any sharp objects into the inle...

Page 33: ...mbly behind outer door 13 Floor Drain 14 Metal Drain Pan 15 Flexible Manifold Tube 16 Sediment Trap 17 Ground Joint Union 18 Manual Gas Shut off Valve 19 Gas Supply 20 Baffle Assembly 21 Rating Plate...

Page 34: ...34 Residential Gas Water Heater Use and Care Guide 37 33 35 36 34 30 38 32 31 39 REPAIR PARTS REPAIR PARTS...

Page 35: ...Residential Gas Water Heater Use and Care Guide 35 NOTES NOTES...

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A.O. Smith G6-PVT4050NV, Installation Instructions And Use & Care Manual

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