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Onan
Lawn & Garden Engine

Model # B48G-GA018/3560A Official Onan engine

Here are the diagrams and repair parts for Official Onan B48G-GA018-3560A 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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Showing 10 of 254 parts  |
Pre-clner 140-1259
#20

Fuel system group diagram

Pre-clner

Part #140-1259

Replaced by #45-083-01-S

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Manufacturer substitution
This part replaces 140-1259. Substitute parts can look different from the original.
This item is not returnable
$7.29 | 
12% OFF Phone Price : $8.29
In Stock
Flat Washer 526-0214
#3

Governor, starter, charging alternator & blower housing grp diagram

Flat washer

Part #526-0214

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

Flat Washer 526-0018
#5

Cylinder block group diagram

Flat washer

Part #526-0018

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

Scr Lk Flywh 821-0010
#34

Governor, starter, charging alternator & blower housing grp diagram

Scr lk flywh

Part #821-0010

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

Screw 815-0261
#19

Governor, starter, charging alternator & blower housing grp diagram

Screw

Part #815-0261

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

Screw 800-0545
#38A

Gear cover, oil base and oil pump group diagram

Screw

Part #800-0545

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

Breathr Tube 123-1277
#14

Cylinder block group diagram

Breathr tube

Part #123-1277

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

Spacer 150-1257
#29

Crankshaft, flywheel, camshaft and piston group diagram

Spacer

Part #150-1257

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

Nut 870-0302
#18

Crankshaft, flywheel, camshaft and piston group diagram

Nut

Part #870-0302

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

Arm 150-1576
#10

Governor, starter, charging alternator & blower housing grp diagram

Arm

Part #150-1576

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

Symptoms for gas cooktops

Why won't my cooktop's gas burners ignite or spark?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure, lack of …

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Why isn't my cooktop's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, burner valve failure…

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Why do my cooktop's spark igniters keep clicking?

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

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Repair guides for gas cooktops

How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

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Repair difficulty
Time required
 45 minutes or less
How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

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Repair difficulty
Time required
 30 minutes or less

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