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Home >> Mazda >> 1997 >> 626 ES, Standard >> Repair and Diagnosis >> Transmission >> Manual Trans >> Overhaul - F25M-R & G25M-R >> Adjustments >> Bearing Preload (F25M-R) >> Secondary Shaft

Secondary Shaft

  1. Disassemble transmission case from clutch housing. Remove primary shaft. Install funnel and secondary bearing race in clutch housing. See Figure . Install secondary shaft into transaxle case. Install transaxle case to clutch housing and tighten bolts to 14-18 ft. lbs. (19-25 N.m).
  2. Mount dial indicator to clutch housing and place plunger on end of secondary shaft. See Fig 1 . Zero dial indicator. Pull secondary shaft upward and record measurement.
  3. Bearing preload is measured shaft movement plus .003" (.08 mm). Select appropriate shim to adjust preload. Shims are available in following thicknesses: .006-.020" (.15-.50 mm) in .002" (.05 mm) increments.
Fig 1: Measuring Secondary Shaft Thrust Clearance (F25M-R)
G96J31624Courtesy of MAZDA MOTORS CORP.
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