Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
Onan B48G-GA020/3858C gas engine

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
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for B48G-GA020/3858C Gas Engine

  • Screw for Onan B48G-GA020/3858C - Part 815-0194

    Screw

    Part #815-0194

    The manufacturer no longer makes this part, and there's no substitute part

  • Lock 5/16" - Code 21bj, 21bk, 21bw for Onan B48G-GA020/3858C - Part 850-0045

    Lock 5/16" - Code 21bj, 21bk, 21bw

    Part #850-0045

    The manufacturer no longer makes this part, and there's no substitute part

  • Cap Screw for Onan B48G-GA020/3858C - Part 800-0007

    Cap Screw

    Part #800-0007

    The manufacturer no longer makes this part, and there's no substitute part

  • Bearing, Governor Shaft for Onan B48G-GA020/3858C - Part 510-0105

    Gearcase diagram

    Bearing, Governor Shaft

    Part #510-0105

    The manufacturer no longer makes this part, and there's no substitute part

  • Stator for Onan B48G-GA020/3858C - Part 191-1256

    Flywheel alternator - 15 ampere diagram

    Stator

    Part #191-1256

    The manufacturer no longer makes this part, and there's no substitute part

  • Plug for Onan B48G-GA020/3858C - Part 505-0056

    Oil system diagram

    Plug

    Part #505-0056

    The manufacturer no longer makes this part, and there's no substitute part

  • Rod for Onan B48G-GA020/3858C - Part 150-1729

    Governor diagram

    Rod

    Part #150-1729

    The manufacturer no longer makes this part, and there's no substitute part

  • Ring for Onan B48G-GA020/3858C - Part 113-0189

    Piston and rod diagram

    Ring

    Part #113-0189

    The manufacturer no longer makes this part, and there's no substitute part

  • Gasket for Onan B48G-GA020/3858C - Part 110-3136

    Cylinder block diagram

    Gasket

    Part #110-3136

    The manufacturer no longer makes this part, and there's no substitute part

  • Screw for Onan B48G-GA020/3858C - Part 800-0023

    Fuel system diagram

    Screw

    Part #800-0023

    The manufacturer no longer makes this part, and there's no substitute part

Symptoms for electric ranges

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Repair guides for electric ranges

How to replace an oven temperature sensor on an electric range

How to replace an oven temperature sensor on an electric range

These step-by-step instructions guide you through replacing an oven temperature sensing probe.…

Repair time and Difficulty

 15 minutes or less
How to replace an electric range oven control board

How to replace an electric range oven control board

If the electronic oven control board isn't powering the bake and broil functions, you can replace it in less than half a…

Repair time and Difficulty

 15 minutes or less
How to replace a range surface element control switch

How to replace a range surface element control switch

The surface element control switch lets you turn the stovetop elements on and off, and to set the heat level. These step…

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…

Parts & More

Bottom-Mount Refrigerator
Dishwasher
Downdraft Ventilation System
Dryer
Freestanding Freezer
Front-Engine Lawn Tractor
Gas Grill
Gas Range
Laundry Center
Parts
Riding Mowers & Tractors
Side-By-Side Refrigerator
Treadmill
Weight System