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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
SELECT DIAGRAM
Browse Parts for B48G-GA020/3858C Gas Engine
Crankshaft and flywheel diagram
Screw
Part #815-0519
The manufacturer no longer makes this part, and there's no substitute part
Screw
Part #815-0104
The manufacturer no longer makes this part, and there's no substitute part
Cylinder block diagram
Bearing
Part #101-0432
The manufacturer no longer makes this part, and there's no substitute part
Fuel system diagram
Filter
Part #123-1428
The manufacturer no longer makes this part, and there's no substitute part
Ignition breaker box diagram
Ignition Base
Part #160-1219
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
Cylinder block diagram
Guide
Part #110-1807
The manufacturer no longer makes this part, and there's no substitute part
#NI
All parts diagram
O.h. Kit
Part #522-0307
The manufacturer no longer makes this part, and there's no substitute part
Cylinder block diagram
Gasket
Part #110-1921
The manufacturer no longer makes this part, and there's no substitute part
Piston and rod diagram
Ring
Part #113-0189-05
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for gas grills
Choose a symptom to see related gas grill repairs.
Main cause: worn wheel…
Main causes: damaged or dirty flame tamers, corroded firebox, accumulated grease and debris in the grease pan…
Main causes: empty fuel tank, tripped flow-limiting device on the pressure regulator, faulty manifold valves, burner tub…
Main causes: nearly empty fuel tank, faulty pressure regulator, burner tube clogs, bad burner tube alignment to gas valv…
Main causes: clogged burner tubes, cracked insulators on igniter electrodes, wiring failures, bad ignition module, manif…
Repair guides for gas grills
These step-by-step repair guides will help you safely fix what’s broken on your gas grill.
How to replace a gas grill pressure regulator
You can install a new pressure regulator on your gas grill if the pressure regulator won’t let gas flow.…
Repair time and Difficulty
15 minutes or less
How to replace a gas grill igniter electrode
Replace the igniter electrode on your gas grill if it won’t light the burner.…
Repair time and Difficulty
15 minutes or less
How to replace a gas grill ignition module
Follow these steps to replace the ignition module if it doesn't produce a spark. …
Repair time and Difficulty
15 minutes or less
Effective articles & videos to help repair your lawn & garden engines
Use the advice and tips in these articles and videos to get the most out of your gas grill.
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
Learn about the main parts of a lawn mower and when to replace parts.…
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