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Home›Repair guides›Disassembly:

Compatible — Disassembly:

For these models: J8-JC Series, JB, JB-E, JB-JC, jB-M, jB-R, jC.

Procedure

  1. Remove
  2. Remove the 2 carburetor mounting nuts and pull off the
  3. Remove, the float bowl (and main adjustment screw
  4. Remove the idle adjustment screw and the main adjust-

Source: manual:967-0500_Onan_JB_JC_Genset_Engine__Magneciter_Gen-end_Service_Manual_11-1971_bestmanual.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.