Bradford White Water Heater RG1PV50S10N19

Use special pin type electronic probes or small diameter wire pins for testing

Insert one meter probe into center wire position of temperature sensor connector

Insert second probe into either of the outside wire positions

Alternate the probe on the outside position to the opposite outside wire position

Has the control gone into lockout due to excessive tank temperature?

Reset control by sliding gas control knob to 'OFF' position and wait a minimum of 5 minutes

Follow lighting instructions and return gas control knob to desired setpoint

Observe Green LED indication. Does error code 4 continue?

Diptube Inspection & Replacement

Position on/off switch of gas control valve to 'OFF' position and unplug water heater from wall outlet.

Turn off cold water supply to water heater.

Disconnect inlet nipple from plumbing system.

Remove inlet nipple/dip tube from the water heater using an appropriate tool such as a pipe wrench.

Visually inspect inlet nipple/dip tube for cracks and blockages.

Check that Hydrojet slots are open and free of any blockage.

Is the inlet nipple/dip tube free of damage such as cracks, restriction due to deformation or unintentional holes?

Reinstall inlet nipple/dip tube into water heater using pipe dope on the nipple’s threads.

Reset the gas control after an error code (4)

Gas Control Disassembly/Reassembly

Set the gas control to the 'OFF' position

Turn off gas supply to water heater

Disconnect gas supply line from gas control

Disconnect igniter/flame sensor wire

Ensure safety precautions are in place

Remove three screws from control access cover on blower using a Phillips screwdriver

Remove control access cover from blower

Position gas control power switch to 'OFF' position and adjust control to call for heat.

Unplug blower power cord from wall outlet.

Disconnect vent system from exhaust adapter on top of blower.

Remove exhaust adapter from blower and retain for use on new blower.

Remove the three blower mounting screws.

Remove blower with gasket from water heater.