MBF COMPANY CONFIDENTIAL FIELD INFORMATION BULLETIN

SERVICE GROUP(S): MICRO,MINI           MFG: PRIAM

 NACS  TYPE(S): N004                   MFG. MODEL(S): P3450,P7050

CATEGORY: DISK I/O                     DESC: 8" FMD 35/70MB

                   *** TABLE OF CONTENTS AS OF 12/19/90 ***
FIB 00001.Field Fix for worn Spindle-ground Strap & Brush.............10/28/87


DISK I/O-PRIAM-P3450,P7050--------------------------Table Of Contents Pg01 of 01
FIB 00001                                                             10/28/87

            *** Field Fix for worn Spindle-ground Strap & Brush ***

SYMPTOM:   Loud grinding or squealing noises - PRIAM 3450/7050 8" drives

PROBLEM DETERMINATION:   Confirmed visually as worn Spindle-ground parts

FIX:   NACS  has designed a press-fit replacement brush which will be available
      from  NACS  West Materials.  It is to be used with the Original Equipt.
      Manufacturer replacement strap.  It simply pushes on over the bolt used
      hold the rotor of the spindle motor to the shaft.  CAUTION!  THE BOLT
      MUST NEVER BE LOOSENED FOR ANY REASON!

      Order the following parts one each per drive: (AVAILABLE APPROX 1/1/88)

      GA881315    Priam 8" GND BRUSH FIX       Vendor #: NONE
      GA881273    Priam 3450/7050 GND STRAP    Vendor #: 340727

ORIGINATOR: J.VanderHeyden


DISK I/O-PRIAM-P3450,P7050--------------------------FIB001 Pg001