Bradford-white D-4-504S6FSX User Manual download pdf (Page 25)

Maintenance continued-

5. Annually remove the inner door and main burner assembly to clean

orifices and related parts of any dirt or other foreign material. Inspect the

burner ports for obstructions or debris and clean with a wire brush as

needed. Wire brush and/or vacuum clean the combustion chamber as

needed to remove scale deposits and debris. NOTE: It is imperative for

proper operation of the water heater that the inner door be replaced in the

original location, making certain the resettable thermal switch is properly

connected to the gas control wire leads provided.

original equipment.

incident.

Do not block or in any way restrict jacket air inlet slots

located at the bottom front of the water heater.

Do not operate water heater with jumpered, altered,

loosely tightened or absent controls and/or components.

Do not operate water heater with replacement controls

and/or components which are not exact duplicates of

Thoroughly inspect and replace, (as needed) burner inner

door gasket and/or sight window gasket any time burner

inner door is removed or disturbed.

Replace water heater if involved in flammable vapor

This water heater is equipped with a flammable vapor

water heater control will shut down the water heater and

display a code of 7 flashes and then a 3 second pause.

If a 7 flash error code is present, check to see if flammable

vapor is present in the area. If flammable vapor is

present or suspected in the area, immediately leave the

area and contact a service professional.

If you are certain there is no flammable vapor present,

check the flammable vapor sensor to make certain

it has not become disconnected from the control.

See the instruction manual for troubleshooting.

sensor. If the sensor is exposed to flammable vapor, the

Do not try to light any appliance.

Do not touch any electric switch; do not use any

phone in your building.

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Bradford-white D-4-504S6FSX User Manual Page 25