Blowing in reverse into the tank can dislodge particles and free the flow. Zoltan ----- Original Message ----- From: "Frank Condelli" <RAlanen@AOL.COM> To: <vanagon@GERRY.VANAGON.COM> Sent: Tuesday, July 11, 2006 5:02 AM Subject: Re: fuel pump noise
> In a message dated 07/07/2006 9:07:04 A.M. Eastern Standard Time, > LISTSERV@GERRY.VANAGON.COM writes: > > The fuel pump seemed kind of noisy when I bought my > '85 westfalia. I had the filters replaced first, but > the noise (kind of a loud buzzing from the pump > vicinity) persisted. As the pump looked like it could > be 21 years old I ordered a new Bosch from Bus Depot > and had it installed. The noise has remained exactly > the same, as near as I can tell. It will sometimes > subside at idle and is least likely to happen right > upon startup, but is otherwise pretty constant. > > I don't really mind apparently having replaced the > pump prematurely as it was old, but what else should I > be looking for? The mechanic who did the work seemed > pretty unconcerned about it and said "lots of vanagons > sound like that". Do they? Do I need to worry about > gunk in the line making the pump work harder, or is > there something else that could be making the noise? > I've never actaully heard one go bad (and don't have > much experience with other vanagons) so I don't really > know what's "normal". > > The van runs great and gets reasonable mpg for an AT. > The new pump's been in for about 300 miles or so. > > > > Curt, noisy fuel pumps are an indication of fuel starvation of the pump > especially if the pump is mounted as it should be on the two rubber > mounts. > Either your filter between the tank and pump, if you have this filter, is > blocked > or the tank itself has a restricted flow. The tanks do have a known > problem > that is quite prevalent these days as the vans get older. There is a > filter > screen in the bottom of the tank leading to a rubber hose that leads to > the > tanks exit port. The screens get blocked with rust and other debris and > the > hoses disintegrate. Only fix is to install a new tank without the filter > screen and hose. > > Cheers, > > Frank Condelli > Almonte, Ontario, Canada > '87 Westy, '90 Carat, '87 Wolfsburg (Forsale) & Lionel Trains > Vanagon/Vanagon Westfalia Service in the Ottawa Valley > _Frank Condelli & Associates_ > (http://members.aol.com/Fkc43/busindex.html) > _Vanagon Stainless Steel Exhaust Systems_ > (http://members.aol.com/Fkc43/stebro.htm) > _BusFusion_ (http://members.aol.com/BusFusion/bfhome.htm) a VW Camper > camping event, Almonte, ON, June 07 ~ 10, 2007 > > > -- > No virus found in this incoming message. > Checked by AVG Free Edition. > Version: 7.1.394 / Virus Database: 268.9.10/383 - Release Date: > 2006.07.07. > > |
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