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Onan B48G-GA020/3858C gas engine Parts
Here are the diagrams and repair parts for Onan B48G-GA020/3858C gas engine, as well as links to manuals and error code tables, if available.
By Schematic
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Browse Parts for B48G-GA020/3858C Gas Engine
Crankshaft and flywheel diagram
Lawn & Garden Equipment Engine Flywheel Ring Gear
Part #104-0779
The manufacturer no longer makes this part, and there's no substitute part
Carburetor diagram
Gasket Kit
Part #146-0220
The manufacturer no longer makes this part, and there's no substitute part
Oil system diagram
Lawn & Garden Equipment Engine Oil Pump Gasket Kit
Part #120-0161
The manufacturer no longer makes this part, and there's no substitute part
Camshaft diagram
Retaining Ring
Part #150-0078
The manufacturer no longer makes this part, and there's no substitute part
Flywheel alternator - 15 ampere diagram
Lock Washer
Part #850-0030
The manufacturer no longer makes this part, and there's no substitute part
Camshaft diagram
Lawn & Garden Equipment Engine Ball Bearing
Part #510-0015
The manufacturer no longer makes this part, and there's no substitute part
Gearcase diagram
Oil Governor Shaft Seal
Part #509-0008
The manufacturer no longer makes this part, and there's no substitute part
Fuel system diagram
Nut
Part #870-0365
The manufacturer no longer makes this part, and there's no substitute part
Air housing diagram
Screw
Part #815-0290
The manufacturer no longer makes this part, and there's no substitute part
Piston and rod diagram
Piston
Part #112-0164
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for gas ranges
Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…
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See how to replace an oven temperature sensor on a gas range.…
Repair time and Difficulty
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Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range.…
Repair time and Difficulty
45 minutes or less
How to replace a gas range oven control board
These step-by-step instructions explain how to replace an oven control board on a gas range…
Repair time and Difficulty
15 minutes or less
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