Ken, Unka Jesse has that problem with one of his engines and he solved it by running with the fire door open. Al Messer --- Kenneth Swales <kenwillowbend@xxxxxxxxx> wrote: > Hi > > I had Conway running this evening and I have a > problem with the engine blower (not the steam > blower). It's so fierce that even when running I'm > constantly blowing the safety valve. Also I > constantly have a shower of sparks. This is enough > to draw the fire into the bottom of the smokebox. > The chimney top is getting so hot, it's gone a > purple colour. > > Do I increase the jet size or reduce it to reduce > the draught from the engine? > > Thanks for any assistance on this problem. > > Cheers > > Ken > > MODEL ENGINEERING DISCUSSION LIST. > > To UNSUBSCRIBE from this list, send a blank email > to, > modeleng-request@xxxxxxxxxxxxx with the word > "unsubscribe" in the subject line. > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.