Bradford-White Corp PE4403S*F(BN,SX) Manual De Usuario

 Page 27 

Step 6. 

Reconnect the wire harnesses to the gas control. 

Step 7. 

Reconnect the gas piping to the gas control.  Restore the gas supply and 

check for gas leaks. 
Step 8. 

To resume operation, follow the instructions located on the water heater 

lighting instruction label.  Or, use the lighting instructions located in the water heater 
Installation and Operation manual.

Flammable Vapor Sensor Testing 
Note: The Flammable Vapor Sensor Testing section is in addition to the Defender 
Atmospheric service manual, p/n 238-44943-00. 

Step 1. 

Move the gas control power switch to the “OFF” 

position.

Step 2. 

Disconnect the flammable vapor sensor harness from the gas control. 

Do not use standard multi-meter probes for this testing.  Doing so will damage the con-
nector.  Use special pin type electronic probes or small diameter wire pins inserted into
connector.

Wire harnesses 

Gas control power 

switch 

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