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Home›Repair guides›Idle Speed Stop Adjustment

Compatible — Idle Speed Stop Adjustment

For these models: MODEL BGD, MODEL NHD.

Procedure

  1. Start the genset and let it warm up for ten minutes under 1/2 to 3/4 rated load.
  2. Disconnect the load (check for zero amps). Pull the governor rod so that the tang on the throttle lever bears against the idle speed stop screw.
  3. Adjust the screw to obtain 54-56 Hz (44-46 Hz).

Specs & torque values

  • No-load frequency: 54-56 Hz (60 Hz) or 44-46 Hz (50 Hz)

Source: manual:965-0500_Onan_BGD_NHD_spec_H_J-K_L-M_Mobile_Generator_Servicve_manual_11-1995.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.