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Date: Wed, 20 Aug 1997 14:33:36 -0400
From: "Bruce J. Howes" <bhowesnopsamnet.net>
Subject: Re: Saab 99  THROWS BELTS


bobrosnopsamdnet.att.net wrote: > My '77 Saab 99 (with A/C) has recently started throwing/breaking the > big > belt that runs from engine around alternator & A/C compressor. > > I attributed the problem to a wobbly A/C pulley & tightened it as best > I > could. When I had it in for water pump replacement I had the mechanic > take off the compressor & seriously tighten the pulley & LocTite the > screw. I got about a mile from the shop when the belt - she jumps > right > off! > > Mechanic sez 1) 99s always throw belts (altho' mine didn't for the > FIRST > 70k miles!) 2) there was, at one time, add-on belt tensioner pulley > fix > for it and 3) maybe the aftermkt belt I had on it was wrong. > > The shop didn't have the right belt, so he put on the "minimal" engine > > to alternator belt so I could at least make it back home. > > My questions: 1) any reason aftermkt belts wouldn't work? - if it's a > V-belt & it fits, what else is there to it? > > 2) Anybody heard of that add-on tensioner pulley - anybody know where > I > can get one? > > 3) Do 99s w/AC all do this and what have you done that fixed it? > (other > than dumping the damn car which, at the moment, seems like a real good > > idea <g>) SAAB 99s do not "throw belts". Check the pulley alignment very carefully, you will find that the crankshaft pulley does not line up with the alternator pulley. The most common problem is defective rubber bushings at the alternator mount. These are cheap, under $10, and easy to replace. Good luck. -- \\"""// (o o) +---------------------oOO--(_)--OOo-------------------------+ : Bruce J. Howes KG2IC email:kg2icnopsamt.org : : Grid FN03pa web:www.buffnet.net\~bhowes : : East Amherst, NY 14051 sat:FO-20, UO-22, KO-23 : : AMSAT-NA Area Coordinator fax:(716) 689-2880 : : ARMY MARS AAR2AJ : +---------------------.oooO---Oooo.-------------------------+ ( ) ( ) \ ( ) / \ _) ( _/

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