Makita
Power Nailer

Model # AG125 Official Makita air nailer

Here are the diagrams and repair parts for Official Makita AG125 air nailer, 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 65 parts  |

Hex Wrench 783201-2
#401

5" (125mm) air nailer diagram

Hex wrench

Part #783201-2

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

O-ring 213009-5
#21

5" (125mm) air nailer diagram

O-ring

Part #213009-5

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

Steel Ball 216008-6
#42

5" (125mm) air nailer diagram

Steel ball

Part #216008-6

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

H.s. Head Bolt M5 X 20 265973-6
#51

5" (125mm) air nailer diagram

H.s. head bolt m5 x 20

Part #265973-6

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

Cushion Guide 323903-4
#24

5" (125mm) air nailer diagram

Cushion guide

Part #323903-4

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

O-ring 35 213486-1
#13

5" (125mm) air nailer diagram

O-ring 35

Part #213486-1

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

Cover 416903-2
#61

5" (125mm) air nailer diagram

Cover

Part #416903-2

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

O-ring 10 213070-2
O-ring 10

Part #213070-2

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

Driver Cpl. 151648-2
#22

5" (125mm) air nailer diagram

Driver cpl.

Part #151648-2

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

Driver Guide F 310076-2
#62

5" (125mm) air nailer diagram

Driver guide f

Part #310076-2

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

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the b...

Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems...

Main causes: dirty carburetor, stale fuel...

Main causes: punctured tire, damaged rim...

Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets...

Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect...

Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground...

Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly...

Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, ...

Repair guides for gas snowblowers

These step-by-step repair guides will help you safely fix what’s broken on your snowblower.

How to adjust snowblower engine valve lash

How to adjust snowblower engine valve lash

Adjust the engine valve lash on your snowblower to keep the engine starting and running smoothly....

Repair difficulty
Time required
15 minutes or less
How to adjust snowblower skid shoes

How to adjust snowblower skid shoes

To prevent snowblower auger and shave plate damage, adjust the skid shoes regularly to keep the shave plate ¼-inch high....

Repair difficulty
Time required
15 minutes or less
How to replace a snowblower shave plate

How to replace a snowblower shave plate

Follow the 7 easy steps in this repair guide/video to replace a worn out shave plate on your snowblower....

Repair difficulty
Time required
15 minutes or less

Articles and videos for gas snowblowers

Use the advice and tips in these articles and videos to get the most out of your snowblower.

How to tune up a snowblower video

How to tune up a snowblower video

Get an overview of the main steps in a snowblower tune-up and click to videos with more details....

Start-of-winter snowblower care

Start-of-winter snowblower care

Get your snowblower ready for winter before winter arrives, so you don't have to mess with it while snow piles up....

How to store a snowblower

How to store a snowblower

Protect your snowblower's engine and body by preparing it for after-season storage....