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B48G — Replacement and Adjustment

For the B48G.

Procedure

  1. Remove spark plugs.
  2. Remove breaker box cover. Rotatecrankshaftclock-
  3. Remove condenser (screw A) and detach condenser
  4. Remove two Allen screws (C) and lift breaker
  5. Replace condenser and point assembly with new
  6. Adjust point gap by rotating crankshaft clockwise

Source: manual:965-0757_Onan_B43E_spec_A-D_B43G_spec_A-D_B48G_spec_A-G_Engine_Service_manual_06-1988.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.