At 03:44 PM 11/11/01 -0800, Mark J. Blair wrote:
>Hi, folks. The air compressor pulley on one of my M109A3 2.5-ton shop
>vans keeps loosening up, even though I tighten the two clamping bolts
>about as far as I dare without stripping them.
>
>In case you're not familiar with these compressors, their pulleys are
>made from two cone-shaped halves, and the belt tension is adjusted by
>turning one half with respect to the other, thus changing the
>effective diameter of the pulley. There is a pair of bolts which clamp
>the front half in place with respect to the back half, but my pulley
>keeps slipping out of adjustment despite those two bolts. Just driving
>a few miles allows the pulley to slip enough that the truck can no
>longer build air pressure. I've tried removing the two bolts, cleaning
>them, replacing the lockwashers, and applying some anti-sieze to
>prevent them from binding up before I've tightened them fully.
>
>Before I start tearing everything apart, does this symptom sound
>familiar to anybody?
>
>Thanks in advance!
can you try new bolts and maybe lock tite are the bolts tite or sloppy
fit
sorry if i'm all wet
KB9YKU
This archive was generated by hypermail 2b29 : Fri Dec 07 2001 - 00:36:59 PST