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Kohler — CHECKS AND OVERHAUL

For these Kohler models: 25LD330-2, 25LD425-2.

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Procedure

  1. 06.2003
  2. 5302-607
  3. 03

Tools required

  • Use a dial gauge to check internal diameters (C-D) at three different

Specs & torque values

  • Average roughness must range between 0.5 mm 1 µm.
  • Maximum permitted taper (A-B) and ovality (C-D) is 0.06mm.

Source: manual:Work Shop Manual GR 25_330_425 matr 1-5302-607.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.