Bradford White UPV Series Service Manual page 15

Burner Cleaning cont.-
Step 9. Remove manifold mount from burner inner
door by removing (2) ¼" hex drive screws.
Step 10. Use a stiff brush, compressed air and/or a
vacuum to remove any debris build up from
the manifold mount.
Step 11. Thoroughly inspect burner surface area and
burner port area and remove any loose
debris using compressed air and/or a
vacuum.
Step 12. Thoroughly inspect burner screen and
burner venturi and remove any loose debris
accumulation. Inspect burner screen for any
openings larger than the normal screen
openings.
Step 13. Remove main burner orifice from feedline
(1/2" wrench) inspect orifice, clean or
replace if necessary.
Step 14. Reassemble burner and reinstall inner door
with gasket into water heater per Service
Procedure XIV on page 35. Restore gas
supply and check for gas leaks.
Step 15. To resume operation, follow the instruction
located on the lighting instruction label or the
lighting instruction located in the Installation
and Operation Manual.
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