hot water tank pilot goes out

[harleyriders1944]

i have a 2008 viking 2108st and the hot water tank pilot goes out may run for an hour or so then go out ive changed the tanks cleaned out the orfice tube and orfice itself thermocoupler seems to be working cause when it goes out it doesnt shut the gas off till the element cools off any suggestions thanks:mad:

[oreo57]

On our 2005 Fleetwood we had a problem with the pilot going out and I read that if you prop the vent door open some it would stop that, Sooo I took a small piece of chain and a hook it worked like a charm, props the vent open about 4 inches and for some reason it works.