"Jerry G." wrote in message
...
| Most of the time this is a sign of the lamp failing. Sometimes it is also
| the ballast transformer as well. You will have to try the lamp first. If
the
| lamp is still flickering, then change the ballast transformer.

Change the ignitor first. It's easier and cheaper than changing the ballast
transformer. That you should be able to test by shorting it with an AC
ammeter with the ignitor removed.

N