On 20/11/2020 20:15, G wrote:
IF ITS OIL FIRED ITS THE TUBING FROM OIL TANK TO FUEL PUMP WRAP THEM
WITH 3/8TH RUBBER GAS LINE HOSE IT WILL STOP IT BE SURE DO COVER FULL
LEGNTH OF TUBING.IT WORKED FOR ME ON NEW INSTALL


He's probably sorted it out in the last 9 years. BTW your caps lock is
stuck.

http://wiki.diyfaq.org.uk/index.php/Home_owners_hub

Andy