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Delavan
Farming

Model # 12278 Official Delavan spray gun & accessories

Here are the diagrams and repair parts for Official Delavan 12278 spray gun & accessories, 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 43 parts  |
Alum. Gun 23-824
#11A

Brass and aluminum spray guns diagram

Alum. gun

Part #23-824

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

Brass Gun 23-12553
#6B

Brass and aluminum spray guns diagram

Brass gun

Part #23-12553

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

1/16" Washer 23-3754
#10

Handle and body diagram

1/16" washer

Part #23-3754

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

Nozzle Washer 23-632
#17

Brass and aluminum spray guns diagram

Nozzle washer

Part #23-632

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

Brass Gun 23-12554
#8B

Brass and aluminum spray guns diagram

Brass gun

Part #23-12554

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

Packing 23-643
#5

Brass and aluminum spray guns diagram

Packing

Part #23-643

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

1/8" Hose Washer 23-3755
1/8" hose washer

Part #23-3755

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

Body 23-3142
#7

Handle and body diagram

Body

Part #23-3142

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

Packing Gland 23-3924
#3

Brass and aluminum spray guns diagram

Packing gland

Part #23-3924

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

Brass Gun 23-12547
#19B

Brass and aluminum spray guns diagram

Brass gun

Part #23-12547

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

Symptoms for band saws

Choose a symptom to see related band saw repairs.

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Why does my band saw blade slip off the wheel?

Main causes: damaged rubber tire, worn wheel bearings, loose blade tension, dull saw blade…

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Why won't my band saw cut straight?

Main causes: dull blade, improper feeding, loose blade tension, not using a work piece guide…

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Why does my band saw make ragged cuts?

Main causes: dull blade, using the wrong type of blade, feeding work piece to quickly, loose blade tension…

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Why won't my my band saw's blade move?

Main causes: broken saw blade, bad drive belt, damaged rubber tire…

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Why does my band saw make inaccurate bevel cuts?

Main causes: angle indicator needs adjustment, dull blade…

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Why is my band saw cutting slowly?

Main causes: dull blade, using the wrong type of blade, weak drive motor…

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Why won't my band saw start?

Main causes: lack of electrical power, broken power cord, bad on/off switch, faulty drive motor…

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Repair guides for band saws

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

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How to replace a band saw on-off switch

How to replace a band saw on-off switch

If the switch won't turn the band saw on or off, it could be defective. Replace the switch, using these steps.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a band saw blade

How to replace a band saw blade

If the saw blade is dull or damaged and isn't cutting cleanly, replace the blade following these steps.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a band saw drive belt

How to replace a band saw drive belt

If the motor runs but the blade doesn't move, it could be that the drive belt is broken. Here's how to replace it.…

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Repair difficulty
Time required
 15 minutes or less

Articles and videos for band saws

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

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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.…

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How to tell if a fuse is blown

Learn how to tell whether a fuse is blown…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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