Onan Generator Set for RV

1 Parts Manual Onan Generator Set for RV. HGJAA (Spec A E, J K, M). HGJAB (Spec A E, J M). HGJAC (Spec A C, M). English Original Instructions 2-2020 0983 0201 (Issue 44). Introduction This parts manual applies to the standard Generator sets listed below. Parts are arranged in groups of related items and each illustrated part is defined by a reference number corresponding to the same reference number in the parts list. Parts illustrations are typical. Using the model and specification number from your Generator set nameplate, select parts that apply to your set. Right and left sides are detemined by facing the engine end (front) of the set.

2 Generator Set Data Table Model Wiring Identification Fuel Diagram Voltage Hertz Phase Gasoline (EFI) 611 1272 120 60 1. Gasoline (EFI) 611 1272 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. Gasoline (EFI) 611 1272 120 60 1. Gasoline (EFI) 611 1272 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. Gasoline (EFI) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1.

3 LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. Gasoline (EFI) 611 1272 120 60 1. Gasoline (EFI) 611 1272 120 60 1. Gasoline (EFI) 611 1272 120 60 1. Gasoline (EFI) 611 1272 120 60 1. Gasoline 611 1271 120 60 1. Gasoline 611 1271 120 60 1. Gasoline 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. Gasoline 611 1271 120 60 1.

4 Gasoline 611 1271 120 60 1. Gasoline 611 1271 120 60 1. Gasoline 611 1271 120 60 1. Gasoline 611 1271 120 60 1. Generator Set Data Table Model Wiring Identification Fuel Diagram Voltage Hertz Phase LP (Liquid) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. EVAP 611 1271 120 60 1. EVAP 611 1271 120 60 1. EVAP 611 1271 120 60 1. EVAP 611 1271 120 60 1. EVAP 611 1271 120 60 1. EVAP 611 1271 120 60 1. Gasoline 611 1271 120 60 1. LP (Liquid) 611 1272 120 60 1. LP (Liquid) 611 1272 120 60 1. LP (Vapor) 611 1272 120 60 1. LP (Vapor) 611 1272 120 60 1. LP (Vapor) 611 1272 120 60 1. LP (Liquid) 611 1272 120 60 1.

5 LP (Liquid) 611 1272 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. EVAP 611 1271 120 60 1. Gasoline (EFI) 611 1271 120 60 1. Gasoline (EFI) 611 1271 120 60 1. Gasoline (EFI) 611 1271 120 60 1. Gasoline (EFI) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. Gasoline (EFI) 611 1271 120 60 1. Gasoline 611 1271 120 60 1. Gasoline 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. Gasoline 611 1271 120 60 1. Gasoline 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1.

6 LP (Liquid) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Vapor) 611 1271 120 60 1. LP (Liquid) 611 1271 120 60 1. Gasoline (EFI) 611 1272 120 60 1. Gasoline (EFI) 611 1272 120 60 1. Index A C. Adapter Pipe 3/8 NPT, 34 Camshaft, 13 , 14. Adapter, Elbow, 30 Carburetor, Gasoline, 18 , 19 , 20 , 21. Adapter, LP Vapor Solenoid Pipe, 34 Carton, Shiping, 61. Arm, Rocker, 13 , 14 Cleaner, Air, 35. Arm, Tensioner, 15 Clip, Brush Seal (HGJAA,HGJAB), 48. Assy, Regulator, 33 Clip, Brush Seal (HGJAC), 50. Assy, Remote Fuel Pump, 25 Clip, Cylinder Shroud Wire, 45. Clip, Hose, 9 , 10.

7 B Clip, Piston Pin, 11 , 12. Coil, Ignition, 46. Backplate, Fan, 15. Coil, Ignition (plug wires), 46. Baffle, Exhaust (HGJAA, HGJAB), 42. Collet, Valve, 13 , 14. Ball, Oil Pump Steel, 37 , 39. Components, EFI Throttle Body, 23. Base, Mounting, 46. Components, Fuel Rail, 24. Bearing, Governor Shaft Needle, 16 , 17. Connector, EFI Manifold Hose, 24. Bearing, Main, 9 , 10. Connector, Fuel Pump Hose, 19 , 21. Bearing, Thrust, 37 , 39. Control, PCB, 55. Belt, 15. Converter (HGJAA, HGJAB), 29. Block, Brush, 54. Converter (HGJAC), 30. Block, Cylinder, 9 , 10. Converter, LP Liquid High Pressure (HGJAA, HGJAB), Block, Generator Brush, 53 , 54 29.

8 Body, Assy, Throttle, 23 Converter, LP Liquid High Pressure (HGJAC), 30. Body, Throttle, 22 , 23 Coupling Assy, 15. Boot, Rubber Battery, 46 Cover, Access, 40. Boot, Rubber Wiring, 46 Cover, Air Cleaner, 35. Bracket, Converter (HGJAA, HGJAB), 29 Cover, Air Inlet (HGJAA,HGJAB), 49. Bracket, Converter (HGJAC), 30 Cover, Assembly Inlet (HGJAC), 50. Bracket, Generator Stab, 53 , 54 Cover, Breather, 9 , 10. Bracket, Pump, 25 Cover, Control, 55. Bracket, Regulator, 33 Cover, Drip Pan Air Inlet (HGJAA, HGJAB), 49. Bracket, Shutoff Valve Mounting, 31 Cover, Enclosure, 51. Bracket, Speed Control, 16 , 17 Cover, Main Bearing, 37 , 39.

9 Breaker, Circuit, 55 Cover, Oil Filter (HGJAA,HGJAB), 48. Bulkhead, EFI, 26 , 27 Cover, Oil Filter (HGJAC), 50. Bushing, Regulator Reducer, 33 Cover, Oil Pump, 37 , 39. Bushing, Tensioner, 15 Cover, Rocker, 9 , 10. 3 Copyright 2020 Cummins Inc. Index Cover, Switch, 55 Gasket, Exhaust Manifold, 41. Cover, Throttle Body, 23 Gasket, Gasoline Carburetor, 19 , 21. Crankshaft, 11 , 12 Gasket, Gasoline Intake Manifold, 19 , 21. Cutoff, Fuel Solenoid, 19 Gasket, LP Vapor Carburetor, 32. Gasket, LP Vapor Intake Manifold, 32. D Gasket, LPG Liquid Carburetor, 28. Gasket, LPG LIquid Intake Manifold, 28. Door, Enclosure, 51.

10 Gasket, Main Bearing Cover, 37 , 39. Drive, 15. Gasket, Muffler (HGJAA, HGJAB), 42. Gasket, Rocker Cover, 9 , 10. E Gasket, Throttle , 23. Elbow, Conduit (HGJAA,HGJAB), 48 Gasket, Throttle Body, 23. Elbow, Conduit (HGJAC), 50 Gauge, Oil, 37 , 39. Elbow, EFI Bulkhead 90 Degree Hose, 26 , 27 Gear, Governor, 37 , 39. Elbow, Fuel Filter Street, 19 Generator , 53 , 54. Elbow, Fuel Valve Shutoff 90 Degree Pipe, 31 Governor, 16 , 17. Elbow, LP Vapor Bulkhead 90 Degree Pipe, 34 Grommet, Drip Pan (HGJAA,HGJAB), 48. Elbow, LP Vapor Solenoid 90 Degree Street, 34 Grommet, Drip Pan (HGJAC), 50. Elbow, Regulator Pipe, 33 Grommet, Ignition, 46.