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Home›Repair guides›Air Cleaner Assembly - Disassembly

Compatible — Air Cleaner Assembly - Disassembly

For these models: MODEL BGD, MODEL NHD.

Before you start

  • Take care not to cross-thread the inside adapter mounting screw.

Procedure

  1. Remove the crankcase breather hose and air preheater hose (gasoline gensets only) from the air cleaner housing.
  2. Remove the air cleaner housing center capscrew and lift off the housing and air filter.
  3. Remove the three capscrews that secure the air cleaner adapter to the carburetor and lift off the adapter. (One of the screws is inside the throat of the adapter.)
  4. For LPG gensets (Spec H only), disconnect the leads at Relay K5 or remove the relay and bracket from the air cleaner adapter.

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.