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Cummins/Onan — Reassembly is the reverse of disassembly. When

For these Cummins/Onan models: 5.0BF - 34 3E, S.OSF - 34 IE.

Applies to: Cummins Onan 5 0Bf 34 3E, Cummins Onan S Osf 34 Ie

Procedure

  1. 2. When tightening attaching bolts and nut, starter gear should be
  2. 3. Do not operate starter motor more than 30 seconds or serious
  3. 4. If the engine will not rotate when trying to start, do not operate
  4. 5. Wire between battery and starting motor must be tightened

Source: manual:965-1003 Onan BF Welder Parts and Service Manual (9-1973).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.