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Cummins/Onan — Generator Rotor Assembly and Stator Installation

For these Cummins/Onan models: JB, LS-10.

Applies to: Cummins Onan Ls 10

Procedure

  1. Install stator and end bell.
  2. Torque nuts on through-studs to 19-21 ft-lbs (26-28 N•m).
  3. Make certain the B1 lead is placed through the grommet in the baffle ring and out the air discharge opening in the adapter.
  4. Torque the rotor-through-stud nut to 55-60 ft-lbs (75-81 N•m).

Tools required

  • wrench

Specs & torque values

  • Rotor-through-stud nut torque: 55-60 ft-lbs (75-81 N•m)
  • Stator through-stud nut torque: 19-21 ft-lbs (26-28 N•m)

Source: manual:967-0507 Onan JB JCA JCB (New Control) Genset Service manual (08-1994).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.