Manning Bowman
Space Heater

Model # 321420A Official Manning Bowman oil-fired floor furnace

Here are the diagrams and repair parts for Official Manning Bowman 321420A oil-fired floor furnace, 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 55 parts  |

Rod Z2232
#17

Replacement parts diagram

Rod

Part #Z2232

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

Air Skirt T9702
#4A

Replacement parts diagram

Air skirt

Part #T9702

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

Oil Valve K8451
#44

Replacement parts diagram

Oil valve

Part #K8451

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

Air Skirt T7573
#12

Replacement parts diagram

Air skirt

Part #T7573

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

Door Case T7661
#5

Replacement parts diagram

Door case

Part #T7661

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

Re-set Rod Z2512
#46

Replacement parts diagram

Re-set rod

Part #Z2512

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

Screen K8696
#40

Replacement parts diagram

Screen

Part #K8696

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

Gasket K8697
#41

Replacement parts diagram

Gasket

Part #K8697

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

Control Rod Z1947
Control rod

Part #Z1947

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

Tee Pipe T10098
#20

Replacement parts diagram

Tee pipe

Part #T10098

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

Symptoms for gas snowblowers

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Main causes: punctured tire, damaged rim…

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

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

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

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

Main causes: broken shear pins, worn or loose auger drive belt, auger drive cable failure, damaged auger, bad gear case…

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

Repair guides for gas snowblowers

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How to replace a snowblower fuel filter

Replace the fuel filter on your snowblower if it's clogged or damaged.…

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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
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 15 minutes or less
How to replace a snowblower chute control gearbox assembly

How to replace a snowblower chute control gearbox assembly

Replace the chute control gearbox on your snowblower if it's stripped or damaged.…

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 make your snowblower last longer

How to make your snowblower last longer

Learn the steps to take to adjust and maintain your snowblower so it lasts longer.…

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Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.…

Snowblower chute won't turn: troubleshooting chute control and gearbox problems video

Snowblower chute won't turn: troubleshooting chute control and gearbox problems video

Learn how to replace the chute control assembly and gearbox if the chute on your snowblower won't turn.…