A.O. Smith PCG6240T403NOV 100, PCG2J5040T3NOV 100 manual Installing the Air Intake Chamber Box

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Installing the Air Intake Chamber Box:

11.Check the position the wiring harness wire in the wiring channeling molded down the back center of the air intake chamber box (Figure 78).

12.Connect the air pressure tubing to the fitting on the bottom of the air intake chamber box and route tubing in molded inlaid of the air intake chamber box (Figure 78).

13.Reinstall the air intake chamber gasket (removed in step 7) on the back lower portion of the air intake chamber box (Figure 79).

14.Install the air intake chamber box to the combustion chamber pipe. Using a small amount of soapy water will help. Do not get any water or soapy water on any electrical connections or gas control components (see Figure 80), (NOTE:

UNDUE PRESSURE OR SUDDEN FORCE SUCH AS HAMMERING OR BEATING ON THE AIR CHAMBER BOX WITH ANY OBJECT INCLUDING YOUR HANDS WILL DAMAGE THE AIR INTAKE CHAMBER BOX AND RESULT IN FAILURE OF THE HEATER’S OPERATION).

15.Install the air intake chamber box by rotating the top of the air intake chamber box from left to right (only a few inches in both directions) while pressing on the bottom portion of the air intake chamber box. When properly installed the air intake chamber box will be in place against the water heater’s side aligning with the screw holes (Figure 80).

16.Secure the air intake chamber box to the water heater’s side by reusing the 4 screws removed in step 6 (Figure 80).

17.Reattach the air pressure tubing to the air pressure switch by pushing the tubing onto the connector until the end of the tubing pushes to the shoulder of the connector.

18.Check the air hose tubing connection to the pressure switch to ensure the tubing has not loosened up or pulled off.

19.Turn on the electrical and the gas supplies to the water heater. Plug in the electric connection from the transformer to the electric outlet (Figure 75).

20.Restart the water heater by following the directions on the “Lighting and Operating Instructions” label located on the front of the water heater.

21.Upon verifying proper operation of the water heater, replace the manifold cover/outer door.

Figure 78.

RUBBER WIRE

 

 

 

 

PROTECTOR

 

WIRE HARNESS INSIDE

 

WIRE CHANNELING

REAR SIDE OF

 

 

 

 

THE AIR INTAKE

 

 

CHAMBER BOX

AIR PRESSURE TUBING

 

CONNECTION

 

Figure 79.

REINSTALL

CHAMBER GASKET

NEW AIR INTAKE

CHAMBER BOX

Figure 80.

ROTATE FROM

LEFT TO RIGHT

AND

PUSH INWARD

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Contents Models ALL Technical and Warranty Questions Service Handbook Tools Required for servicing gas modelsFire or Explosion Harzard Breathing Hazard Carbon Monoxide GasTable of Contents Basic Installation & Operation Installation of Residential GAS Water HeaterCombustion AIR and Vent System Requirements Carbon Monoxide WarningReference Vent Connectors Connector must be firmly attached Electronic Control Display Upper Control Know the Water HEATER’S Component PartsGas Control Valve/Thermostat Lower Control Pressure Switch Burner/Manifold Door AssemblyAir Intake Chamber Fan Power Anode Rod HOW the Water HEATER’S Component Parts are ConnectedWater Heater Operation Sequence of OperationFILLING, Draining and Flushing the Water Heater Tank For Your Safety Read Before Operating Lighting InstructionsAdjusting the Temperature on Electronic Control Display Hotter CoolerFault Code Diagnostics Using the Electronic Control DisplayFault Code Retrieval Reviewing Fault Codes FV-Sense Reset SequenceElectronic Control Display Troubleshooting Electronic Control DisplayControl Display Troubleshooting Control Display Status Problem SolutionLDO-SW, OPEN, and Clean Screen Troubleshooting Flowchart YESCleaning the Air Intake Chamber Screen External Inspection and CleaningCleaning the Combustion Chamber and Air Diverter Assembly Installing the Electronic Control Display Electronic Control Display Removal / ReplacementRemoving the Electronic Control Display Powered Anode ROD Removal / Replacement Removing the Powered Anode RodInstalling the Powered Anode Rod Removing the Pressure Switch Pressure Switch Removal / ReplacementInstalling the Pressure Switch Transformer Removal / Replacement Removing the TransformerInstalling the New Transformer AIR Intake Chamber BOX Removal / Replacement Removing the Air Intake Chamber BoxInstalling the Air Intake Chamber Box Installing the Fan in the Air Intake Chamber Box Wiring Harness Removal / Replacement PressureReplacing the Wiring Harness Installing the New Wiring HarnessUndue Pressure or Sudden Force AIR Intake Chamber FAN Removal / Replacement Removing the Fan from the Air Intake ChamberInstalling the Fan in the Air Intake Chamber Box Pressure Tubing Removal / Replacement Installing the Air Intake Chamber Box Inner DOOR/MANIFOLD/BURNER Assembly Removal / Replacement GAS ControlInstallation Caution Must Be Taken TABFlame SENSE/HOT Surface Igniter Removal / Replacement Replacing the Flame Sense/Hot Surface Igniter AssemblyBurner Removal / Replacement Installing New Burner Removing Old BurnerPressure Burner Orifice Removal / Replacement Installing New Burner Orifice Removing Old Burner OrificeReinstalling The Inner Door/Manifold/Burner Assembly GAS Control VALVE/THERMOSTAT Removal / Replacement Removing the Gas Control Valve/ThermostatInstalling the Gas Control Valve/Thermostat Checking the GAS Supply Pressure Checking the Gas Supply PressureGAS Water Heater Sizing Guide Leakage CheckpointsGeneral Information Formulas and ConversionsMM millimeters =Inches X