Onan
Lawn & Garden Engine

Model # 110-3424-02 Official Onan short block

Here are the diagrams and repair parts for Official Onan 110-3424-02 short block, 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 687 parts  |

Filter 122-0645
#7A

Oil filter diagram

Filter

Part #122-0645

Replaced by #52-050-02-S1

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Manufacturer substitution
This part replaces 122-0645. Substitute parts can look different from the original.
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Filter 122-0323
#7B

Oil filter diagram

Filter

Part #122-0323

Replaced by #52-050-02-S1

?
Manufacturer substitution
This part replaces 122-0323. Substitute parts can look different from the original.
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Filter 149-2206-01
#9B

Fuel pump and filter diagram

Filter

Part #149-2206-01

Replaced by #84001895

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Manufacturer substitution
This part replaces 149-2206-01. Substitute parts can look different from the original.
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Filter 149-2206-02
#9A

Fuel pump and filter diagram

Filter

Part #149-2206-02

Replaced by #84001895

?
Manufacturer substitution
This part replaces 149-2206-02. Substitute parts can look different from the original.
BEST SELLER
$9.59
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Hose 503-1199
#10

Fuel pump and filter diagram

Hose

Part #503-1199

Replaced by #30962

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Manufacturer substitution
This part replaces 503-1199. Substitute parts can look different from the original.
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$6.76
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Fuel Hose 503-1577
#16B

Fuel system gasoline (down draft) diagram

Fuel hose

Part #503-1577

Replaced by #30962

?
Manufacturer substitution
This part replaces 503-1577. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.76
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Flat Washer 526-0122
Flat washer

Part #526-0122

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

Screw 800-0026
#6

Exhaust system diagram

Screw

Part #800-0026

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

Hex Nut 870-0399
#5

Air cleaner diagram

Hex nut

Part #870-0399

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

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

Symptoms for gas cooktops

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

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

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

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…

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.…

Repair difficulty
Time required
 30 minutes or less

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