Model # B48M-GA018 Official Onan gas engine

Here are the diagrams and repair parts for Official Onan B48M-GA018 gas engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS

Showing 10 of 263 parts |

#15

Oil system diagram

Filter

Part #122-0338

Replaced by #52-050-02-S1

$15.11 |

12% OFF Phone Price : $17.11

In Stock

Qty

Lock 5/16" - Code 21bj, 21bk, 21bw 850-0045

#23

Fuel system diagram

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

Part #850-0045

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

Ignition diagram

Plug

Part #167-0298

Replaced by #857

This item is not returnable

$6.34

In Stock

Qty

#39

Cylinder block diagram

Flat washer

Part #526-0018

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

#40

Cylinder block diagram

Flat washer

Part #526-0122

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

Fuel system diagram

Element

Part #140-1216

Replaced by #45-083-02-S

This item is not returnable

$25.09 |

17% OFF Phone Price : $30.09

In Stock

Qty

#5C

Cylinder block diagram

Bearing

Part #101-0450-10

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

Governor diagram

Clip

Part #518-0004

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

Lawn & Garden Equipment Engine Float Valve Clip 142-0554

#28

Carburetor (with integral fuel pump) parts diagram

Lawn & garden equipment engine float valve clip

Part #142-0554

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

#16

Oil system diagram

Gasket

Part #122-0347

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

Repair guides for side-by-side refrigerators

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…

Repair difficulty

Time required

30 minutes or less

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty

Time required

15 minutes or less

How to replace a defrost sensor in a side-by-side refrigerator

If frost is building up in the freezer of your side-by-side refrigerator, the defrost sensor could be at fault. You can …

Repair difficulty

Time required

45 minutes or less

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Model # B48M-GA018 Official Onan gas engine

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Repair guides for side-by-side refrigerators

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

How to replace a refrigerator water valve

How to replace a defrost sensor in a side-by-side refrigerator

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

Top questions about Sears and Sears PartsDirect

What are the main components of a lawn mower?

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